• You are now in...
  • USA

Mayer Brown LLP


Mayer Brown LLP - Chicago
  • 71 South Wacker Drive
  • Chicago
  • Illinois
  • USA
  • IL 60606-4637
  • Tel:+1 312 782 0600
  • Fax:+1 312 701 7711
  • Email:Contact Us
  • Web:Visit website
  • Chairman: Paul W Theiss (Chicago)
  • Managing Partner: Kenneth S Geller (Washington DC)
  • Number of lawyers worldwide: approximately 1,450

Firm Overview: Mayer Brown is a leading global law firm advising clients across the Americas, Europe and Asia. The firm is known for its client-focused approach to providing creative solutions to complex problems on behalf of businesses, governments and individuals. Mayer Brown provides a global service to clients through five offices in Europe, seven offices in the United States and eight Mayer Brown JSM offices in Asia. The firm also operates in association with Tauil & Chequer Advogados in Brazil. Mayer Brown serves many of the world’s largest companies, including a significant proportion of the Fortune 100, FTSE 100, DAX and Hang Seng Index companies together with global leaders in major industries.

Main Areas of Practice:  

Banking & Finance: The practice is one of Mayer Brown’s signature strengths. Many of the firm’s largest clients are bank holding companies, commercial banks, investment banks, insurance companies, asset-based lenders, leasing companies or institutional real estate companies. The Banking & Finance practice also represents numerous finance companies, funds and investors, as well as borrowers operating in many different industries.

Corporate & Securities: The lawyers provide a full range of legal services to leading global companies and financial institutions for some of their most important transactions, including complex cross-border deals and industryspecific issues. Key practices within corporate and securities include capital markets, mergers and acquisitions, private equity, and business and technology sourcing.

Employment & Benefits: The firm provides sophisticated solutions to the most complex issues in employment, employee benefits, executive compensation, ERISA litigation and pensions, as well as country-by-country knowledge of employment law and practices.

Financial Services Regulatory & Enforcement: This practice brings together the full range of sophisticated strategic, regulatory, compliance and enforcement capabilities required by today’s leading financial services organizations. The practice includes lawyers experienced in traditional banking, broker-dealer, investment management, cross-border investigations and enforcement and insurance regulation.

Global Trade: The Global Trade practice includes some of the most experienced trade professionals and lawyers in the Americas, Europe and Asia, with in-depth knowledge and vast experience with virtually every aspect of international trade and investment, including market access and trade policy, trade remedies, trade compliance, international litigation and dispute settlement, ITC Section 337 investigations and the WTO.

Government: Mayer Brown’s Government Relations practice draws upon lawyers and professionals located in key business centers throughout the Americas, Asia and Europe to help clients advance their domestic and global public policy goals. Lawyers in the government contracts group help clients from virtually every industry successfully manage all aspects of the government contracting process at the federal, state and local levels.

Intellectual Property: Innovators at global multinationals, emerging growth companies and established midsize businesses rely on Mayer Brown to protect, preserve and enforce their intellectual property assets. The lawyers assess IP portfolios, perform due diligence for acquisitions, secure patents, trademarks, trade secrets or copyrights, or use litigation to resolve business disputes over infringement or misappropriation.

Litigation & Dispute Resolution: Services include antitrust and competition, commercial litigation, consumer litigation and class actions, electronic discovery and records management, employment and ERISA, environmental, international arbitration, product liability and mass torts, securities enforcement and litigation, Supreme Court and appellate, and white-collar defense and compliance.

Real Estate: The firm is experienced in every stage of the real estate cycle, including acquisition, disposition, construction, leasing, financing, zoning and environmental matters. Clients include commercial banks, real estate investment trusts, institutional investors, pension funds and pension fund advisers, private equity, opportunity funds, governments, statutory bodies, investment banks, industrial banks, insurance companies, real estate holding companies, developers and corporations.

Restructuring, Bankruptcy & Insolvency: The firm has extensive experience in cross-border restructuring and formal insolvencies, working closely with colleagues in other regional offices on multi-jurisdictional matters. It represents liquidators, receivers, administrators, bondholders, lenders, liquidity providers, trustees, debtor-in-possession providers, company directors, insurers, pension fund trustees and corporate debtors and creditors on all aspects of restructuring, bankruptcy and insolvency.

Tax (Tax Controversy, Tax Transactions & Consulting): Mayer Brown’s Tax practice covers every aspect of corporate, partnership and individual taxation, including taxation of cross-border transactions, litigation and state and local issues. The full-service practice includes sub-practices in transactions, consulting and planning, audits, administrative appeals, litigation and international transfer pricing.

Wealth Management (Trusts, Estates & Foundations): High-net-worth individuals require legal advice that is as sophisticated as their business and investment interests and never loses sight of their goals. The firm’s advice reaches beyond minimizing taxes to ensure practical and effective solutions to complex issues while maintaining flexibility to accommodate unforeseen events and family situations.

Other Offices  

USA: Charlotte, Houston, Los Angeles, New York, Palo Alto, Washington DC

Asia: Bangkok, Beijing, Hanoi, Ho Chi Minh City, Shanghai, Singapore

Europe: Brussels, Dusseldorf, Frankfurt, Paris


  • 201 Bishopsgate,
  • London,
  • Greater London
  • UK
  • EC2M 3AF
  • Tel +44 20 3130 3000
  • Fax +44 20 3130 3001
  • DX 556
  • Email : london@mayerbrown.com

Labor & Employment - California

This firm is classed as a "Other Noted Firm".

Other Noted Firms are firms that are active in this practice area but have not yet been ranked.

Antitrust - District of Columbia

What the team is known for Advises clients on a range of class action and private cases across the USA, and is also accomplished in the field of merger reviews. Handles work across a broad range of industries with particular expertise in the healthcare sector.

Strengths (Quotes mainly from clients)
"The firm has a wide range and variety of specialties with many lawyers having regulatory and governmental backgrounds."

"They're very responsive to their clients' needs and very cost-conscious." 

Work highlights Acted for Starwood Hotels in a number of class action cases alleging antitrust violations in the online hotel booking industry.

Represented United Airlines in an investigation and associated litigation into the global air cargo market.

Notable practitioners  

Richard Favretto is credited by sources as a "strategist" and highly experienced litigator. He acted for The Mosaic Company in gaining a settlement in the potash antitrust litigation. Says one commentator:"There is no substitute for the savvy he brings to the table."

Robert Bloch is a long-time agency litigator who sources note for his "great government experience." He has extensive healthcare experience, including recently acting for HealthNow New York in defense of claims of an anticompetitive conspiracy in the hospital sector.

Significant clients American Specialty Health, Blue Shield of California, Cargill, Nestlé, Tenneco.

Intellectual Property - District of Columbia

What the team is known for Substantial IP capability in DC, principally renowned for patent litigation involving electronics, communications and high technology in general. The team has a strong record appearing before all levels of the courts and the ITC. 

Strengths (Quotes mainly from clients)
"They are timely and very responsive to our needs." 

Work highlights Represented Philips Electronics North America in its defense and counterclaim against alleged infringement and antitrust violations of patents concerning pulse oximetry technology.

Defended Google against a claim of patent infringement brought by buySAFE in connection with the client's Trusted Stores program, a consumer rating system for assessing online merchants.

Notable practitioners  

Stephen Baskin is described by one client as "an extraordinarily thorough and thoughtful IP litigator," who "provides quick, actionable advice." He focuses primarily on patent litigation, usually concerning electronic products.

Brian Rosenthal specializes in patent litigation regarding electronics and medical devices. Sources laud him as "an excellent litigator, terrific case manager and a great strategist."

Significant clients NXP Semiconductor, Gemalto, Delta Airlines, Pernod Ricard, Zhejiang Medicine. 

Litigation - District of Columbia

What the team is known for Particularly acclaimed for its appellate work. Offers a broad range of expertise in areas encompassing securities enforcement and litigation and antitrust disputes.

Strengths (Quotes mainly from clients)
"Fantastic attention to detail and sensitivity to client needs." 

"They are tireless workers who produce a very high-quality work product."

Work highlights Acting before the Supreme Court in an action brought under the Indian Child Welfare Act concerning an Indian birth father's custody of his daughter, who was put up for adoption without his prior knowledge by the non-Indian birth mother.

Acting for the former CEO of Maxfield & Oberton Holdings, Craig Zucker, who has been ordered by the US Consumer Product Safety Commission to conduct a $57 million recall of the allegedly unsafe products Buckyballs and Buckycubes.

Notable practitioners 

Dan Himmelfarb, Erika Jones and Evan Tager are practice group leaders and key contacts for the group.

Significant clients Starwood Hotels, Nestlé USA, CSX, AXA Mediterranean.

Real Estate - District of Columbia

What the team is known for Works with an impressive set of clients, with an emphasis on advising institutional providers, such as REITs, pension funds, insurers, opportunity funds and hedge funds. Also has expertise in real estate matters in the hospitality and leisure sector. 

Work highlights Advised Carlyle Realty on a range of transactions across the USA, with an approximate total value of $475 million.

Acted for Starwood Capital Group on two significant joint venture and acquisition matters with a combined value of $312 million. 

Notable practitioners

The "excellent" Keith Willner regularly works with REITs, developers, funds and banks on purchases, sales, leases and real estate finance matters.

Frank Henneburg is described as "really smart" by one observer. He acts on a variety of real estate matters, and is highly regarded for his work advising clients operating in the hospitality sector.

Significant clients Clarion Partners, GTIS Partners.

Technology - District of Columbia

What the team is known for A forerunner in the field. Provides support in a range of outsourcing matters to a roster of high-profile clients. Demonstrates expertise in innovative outsourcing strategies and complex technologies in effectively negotiating sensitive agreements.

Strengths (Quotes mainly from clients)
"Mayer Brown has been been very astute in finding win-win outcomes for us while still preserving strong relationships with our suppliers."

"I appreciated their breadth of knowledge of the industry and the speed and dedication they devoted to our work."

Work highlights Represented CIBC in its acquisition of a US-based private wealth business and related negotiations of transitional services.

Notable practitioners  

A leading figure in the DC outsourcing world, Daniel Masur is admired for his skill in handling commercial negotiations. His client base includes a mix of domestic and international companies, and his areas of expertise include advising clients on the outsourcing of HR and IT infrastructure services.

Having returned to the USA after three years in the firm's Hong Kong office, Geofrey Master is already making waves in the DC market. Clients single him out for his "good, practical advice and industry expertise." He has been involved in providing technology and outsourcing advice to significant financial institutions.

Impressed clients are quick to state that Linda Rhodes "has been incredible," particularly highlighting her drafting skills and ability to explain complex concepts. She is experienced in advising clients in a broad range of sectors on sourcing agreements.

Derek Schaffner has stood out to clients for "his breadth of both legal and technical expertise," which "surpasses all expectations." He has significant expertise in advising on software development and licensing deals.

Telecommunications - District of Columbia

This firm is classed as a "Other Noted Firm".

Other Noted Firms are firms that are active in this practice area but have not yet been ranked.

Antitrust - Illinois

What the team is known for Highly respected for the strength of its antitrust litigation practice in Illinois. Has the capability to undertake all manner of major class action litigation and investigations.

Strengths (Quotes mainly from clients)
"They are highly skilled, professional, responsive to the needs of the client and efficient."

"Their attorneys were very knowledgeable and intelligent." 

Work highlights Acted as co-counsel to ArcelorMittal in defense of an alleged conspiracy concerning the production of steel.

Represented Temple-Inland as a defendant in a price-fixing case relating to containerboard.

Notable practitioners 

Andrew Marovitz is a "real competitor" who is an "excellent, excellent lawyer," according to sources. He regularly leads on Mayer Brown's biggest antitrust cases, including acting for Lear Corporation in a putative class action concerning wire harnesses used in automobiles.

Mark McLaughlin is the firm's general counsel in addition to his work as an antitrust and securities lawyer. Sources are quick to point to his excellence in the antitrust arena.

Britt Miller is a "very knowledgeable" attorney who is "really plugged in to what's happening in antitrust," say sources. Commentators are also effusive about her client service. She was one of the lead lawyers for Lear Corporation in the wire harness antitrust litigation.

Lee Abrams advises and acts for clients in a range of antitrust matters. He is described by market observers as "unmatched in his knowledge of how to establish a winning strategy." 

Significant clients ArcelorMittal, BASF, Cargill, Lear Corporation, The Mosaic Company.

Banking & Finance - Illinois

What the team is known for A formidable Chicago practice with substantial experience representing lenders in relation to credit facilities and loan terms. Particular expertise in energy finance, especially in relation to oil and gas. Acts for a broad range of clientele, including commercial and investment banks, often in international matters.

Strengths (Quotes mainly from clients)
"Outstanding. Probably the best in our market sector." 

"Very satisfied with the performance. They have very significant expertise in CLOs, are involved with the trade associations, provide good market color and are at the leading edge of what's going on in the market and issues that are facing the market."

Work highlights Advised the Bank of Montreal on a $280 million credit facility involving a multicurrency revolving loan and a US syndicated term loan.

Represented Türkiye İş Bankası in relation to a $1 billion offering of Tier 2 subordinated capital.

Notable practitioners  

Robert Baptista is hailed by one contemporary as "truly in a class by himself." Baptista's practice incorporates advising lenders and borrowers in LBOs, debt restructurings and other syndicated finance transactions. His client roster includes household names such as RBS, Citibank and Nissan.

Douglas Doetsch's recent work includes advising Credit Suisse on a $262 million secured credit facility. Securitization transactions with a cross-border element, especially Latin America, are a focus for Doetsch, who is "very sharp and covers all the risks."

Praised for being "at the leading edge of any issue facing the market," Paul Forrester specializes in structured credit, project development and energy financing. One client enthuses: "He is very responsive and his knowledge of the space is as good as anyone's."

In a recent mandate from Baxter, key partner John Lawlor advised on a $3.1 billion bridge loan facility. His practice includes representing borrowers and lenders in financings.

Praised by an observer as "very smart" and having "a lot of experience," Zachary Barnett advises private equity, debt and real estate funds in fund financing structures. "We really enjoy working with him," said a client.

The "absolutely superb" and "incredibly efficient" James Patti focuses on exotic financing and is noted in particular for his expertise in structured products. 

Significant clients Goldman Sachs, Bank of America Merrill Lynch, JPMorgan Chase, Scotiabank Inverlat, Acciona.

Bankruptcy/Restructuring - Illinois

What the team is known for Demonstrates particular strength in advising on creditors' rights, especially in relation to senior secured debt. Also represents debtors and the purchasers of assets from companies in distress. Experienced in handling contested bankruptcies as well as out-of-court restructurings.  

Strengths (Quotes mainly from clients)
"They're very responsive and they're good people to deal with. They have an incredible depth of knowledge in our area of expertise."

Work highlights Advised JPMorgan Chase on Peregrine Financial's Chapter 7 bankruptcy.

Represented the liquidators of eight Lehman Brothers-affiliated entities located in Hong Kong, in connection with claims against and brought by other Lehman affiliates across the globe.

Notable practitioners  

Thomas Kiriakos is described as a "very savvy, very smart attorney who knows bankruptcy law very well." Sources particularly appreciate that he is "able to adjust his style to the situation, and is tough when he needs to be but also knows when to back off." 

Communications - Illinois

What the team is known for Renowned for its work on behalf of telecoms giant AT&T. Substantial communications litigation practice with expertise in related antitrust and regulatory matters, as well as complex new communications technologies. Experienced in handling cases before all levels of the court system.

Work highlights Represented AT&T in a number of court proceedings seeking permits to build wireless communications infrastructure. A particular highlight saw the team achieve a victory in the Minnesota Supreme Court, reversing an injunction that had prevented the construction of a 450-foot wireless tower.

Defended AT&T in multiple class actions in multiple jurisdictions. This included two putative actions in Illinois that were successfully defended on behalf of the client in both the state and appellate courts.

Notable practitioners  

Dennis Friedman has expertise in intercarrier disputes and has impressed sources in many associated arbitrations and litigation matters. Interviewees sing Friedman's praises, observing "he is practical, thorough and quick. He's an excellent writer and a good oral advocate.

Theodore Livingston is head of the team and involved in virtually every aspect of the communications practice. Sources commend him as "a worthy opponent," and "very easy to deal with."

Hans Germann has had significant involvement in assisting clients with litigation concerning the Federal Communications Act, as well as with regulatory telecommunications matters. Commentators affirm that he is "well versed in the law and an excellent writer."

Demetrios Metropoulos is highly thought of for his advocacy in disputes involving telecommunications clients, particularly in access charge cases. Sources state "he is an expert on regulatory work," as well as "very thorough."

John Muench maintains his broad regulatory practice and telecommunications and federal court expertise. One admiring source describes him as "a formidable lawyer," going on to remark "he is someone who can conceptualize a complicated case."

Christian Binnig has a wide-ranging national practice that covers carrier disputes and litigation. He also helps clients attain regulatory approvals for various communications-related M&A deals.

Tyson Covey has great strength in the field of intercarrier dispute litigation and frequently argues in the federal circuit. He is praised by sources for his ability to present opinions concisely, and for his reliability. 

Corporate/M&A - Illinois

What the team is known for Full-service offering which proves popular with financial services, engineering and insurance businesses. Acclaimed for its significant experience in M&A and joint ventures. Also impresses with its expertise in exchange offers and public offerings.

Strengths (Quotes mainly from clients)
"Mayer Brown is a well-oiled professional machine that delivers high-quality product at a reasonable cost and in a timely fashion."

"The firm has good resources to staff the transactions. The team identifies issues well and keeps fees under control."

Work highlights Advised Packaging Corporation of America on its $2 billion purchase of packaging manufacturers Boise.

Assisted ACE on its $865 million acquisition of insurer ABA Seguros, as well its $285 million acquisition of New York Life Insurance subsidiary Fianzas Monterrey.

Notable practitioners  

M&A head Scott Davis has significant expertise in advising public companies in multibillion-dollar transactions. Clients say: "His knowledge is extraordinary. He is a very careful and deliberate lawyer, and one of the best anywhere."

Frederick Thomas is an esteemed lawyer who is celebrated by clients for his commerciality and business acumen: "He can distinguish between the legal theory and then the practical application of legal theory to a business practice." His expertise spans the full gamut of securities and transactional law. 

John Noell specializes in capital markets, predominantly acting in relation to private placements and representing parties in stock and asset M&A. Recent mandates for Noell have come from General Electric, LaSalle Investment Management and Walton Street Capital.

"A quality lawyer" and "a great service provider," Marc Sperber focuses on acting for buyers, sellers and intermediaries in M&A, strategic alliances and joint ventures.

M&A and securities expert William Kucera recently advised Biomérieux on its $450 million acquisition of BioFire Diagnostics.

Richard Shepro is praised for his "good overall strength and knowledge." He predominantly acts for financial institutions and insurance firms. 

Jodi Simala is recognized for her representation of buyers and sellers in recapitalizations, tender and exchange offers, as well as M&A.

Firm chairman Paul Theiss "really stands out as a reasonable and rational leader," clients say. He has a broad M&A and securities practice.

The distinguished Robert Helman has over 40 years' partner-level experience. He continues to focus on corporate governance and transactional work.

Significant clients ArcelorMittal, Dow Chemical, HSBC, UBS, United Airlines.

Environment - Illinois

What the team is known for Full-service practice advising major companies as well as individuals on litigation, enforcement and compliance matters.

Strengths (Quotes mainly from clients) 
"Mayer Brown's reputation in this area comes from a long history of retaining qualified attorneys who reflect well on the firm and provide successful representation for their clients."

"Mayer Brown has wonderfully talented lawyers." 

Work highlights Assisted Nestlé with due diligence in connection with its $11.9 billion acquisition of Pfizer's infant nutrition operations.

Represented the Puerto Rico Public-Private Partnerships Authority in the assessment and remediation of historical contamination at the Luis Munoz Martin International Airport in San Juan.

Notable practitioners  

Timothy Bishop has significant expertise in contentious matters relating to the Clean Air, Clean Water and Endangered Species Acts. "If I had a case that I thought was going to the Supreme Court, I would turn to Tim. He is one of the best in the country," said one peer. 

Practice head Mark Ter Molen advises on compliance matters and litigation. A client observes: "I can count on him to follow up on issues that I can't attend to. He's good at keeping me advised. He provides business clients with practical, how-to legal advice."

Significant clients Cargill, Caterpillar, Dow Chemical, Nicor, CMS Energy.

Insurance - Illinois

What the team is known for Vast transactional and regulatory insurance experience, particularly regarding M&A and capital markets. Other areas of expertise include securities offerings, compliance with complex regulatory schemes and the securitization of insurance risk. Represents insurers, reinsurers, banks, private equity firms and hedge funds.

Strengths (Quotes mainly from clients) 
"The firm brings strong pockets of expertise to corporate and investment banking clients, and has every bit the intellectual wherewithal of New York City firms, with the smoother feel of a Midwestern-based firm." 

Work highlights Recently advised OneBeacon Insurance Group on the sale of its runoff business to an Armour Group Holdings affiliate, worth $2.2 billion. 

Represented ACE in its $865 million acquisition of one of Mexico's biggest property and casualty insurance companies, ABA Seguros, from Ally Financial.

Notable practitioners  

Regulatory specialist Larry Hamilton has expertise in advising clients on a broad range of matters, both nationally and domestically.

Edward Best has a healthy capital markets and transactional insurance practice, and recently advised ACE on its $285 million acquisition of Fianzas Monterrey. One client remarks: "He's a person on whom I've come to rely as a source of accurate, first-hand knowledge and experience in the insurance industry." 

Significant clients Beazley Group, CNA Financial, The Travelers Companies, Aon, General Reinsurance.

Intellectual Property - Illinois

What the team is known for Offers a comprehensive IP service, including patent litigation, trademark prosecution and counseling on transactions. Notable strength in the new media, life sciences and electronics sectors. 

"The group operates efficiently and seamlessly."

"They are very good for biopharma."  

Work highlights Representing CoreValve in an appeal to the US Supreme Court following a $739 million patent infringement verdict relating to patents covering catheter heart valve technology.

Represented Valeant International in three patent infringement cases, regarding patents covering Valeant's antidepressant drug Aplenzin.

Notable practitioners

Joseph Mahoney focuses on advising clients on patent matters in the pharmaceuticals, biotechnology, chemicals and medical devices sectors. Clients praise his technical expertise.

Significant clients McDonald's, Nestlé USA, GlaxoSmithKline, Jackson National, Covidien.

Labor & Employment - Illinois

What the team is known for A key player in the benefits and compensation sphere. Deep expertise in controversy, compliance and transactional matters.

Strengths (Quotes mainly from clients)
"I have worked with many firms over the years and rarely do you get lawyers who take the time out to get to know the clients - but they do."

"They have been a lifesaver on multiple fronts and I truly believe we wouldn't have had the success we have had without the incredible contributions of the Mayer Brown lawyers."

Work highlights Advised Textura on employee benefits and compensation issues in relation to the company's $83 million IPO.

Advised Wells Fargo in acquiring an exemption from the DOL in relation to the purchase of illiquid securities.

Notable practitioners  

Described as "top-tier" and "the sort of guy that goes the extra mile for his clients" by peers, Herbert Krueger primarily represents clients in the finance industry on ERISA and pension plans.

Kim Leffert specializes in litigation, with experience in breach of contract, wage and hour and tort matters. One client particularly praises Leffert's "excellent knowledge base."

Debra Hoffman is noted by one client as "very responsible and able to explain complex concepts in a plain English manner." Hoffman is well regarded by the peers in the industry and focuses on benefits, executive compensation and ERISA matters.

Praised for knowing "the subject matter quite well and being very practical in the advice she gives," key partner Lennine Occhino specializes in ERISA fiduciary and pension investment-related work.

Marcia Goodman is praised for being "particularly good at providing effective representation and good strategic decisions in order to move the case along in a cost-effective, yet results-oriented way."

Nancy Ross recently joined Mayer Brown from McDermott, Will & Emery. She is well regarded by her peers for her expertise in employment benefit litigation. Her practice also incorporates ERISA litigation and advice to employers in relation to retiree health benefits.

Significant clients JPMorgan, Caterpillar, Bristol-Myers Squibb, American Realty Advisors, DuPont Capital Management. 

Litigation - Illinois

What the team is known for Excellent reputation across the board for its commercial and white-collar litigation experience. Represents individuals and corporations in proceedings brought by the SEC and DOJ, as well as handling class action defenses.

Strengths (Quotes mainly from clients)
"They are outstanding. They persevered well - it was a difficult case with the DOJ and they really forced the government to think about difficult issues." 

"Excellent appellate group." 

Work highlights Advised Vascular Solution in a $20 million DOJ investigation in relation to allegations of fraudulent billing in the promotion of a medical device.

Led an internal investigation on behalf of the Audit Committee into former SandRidge Energy CEO chairman Tom Ward after claims of self-dealing and front running.

Notable practitioners  

Vincent Connelly is a key partner for both commercial and white-collar litigation, and is described as "the cream of the crop." Connelly recently represented Cargill in a price-fixing class action.

Michele Odorizzi specializes in matters relating to accountants' liability, securities and derivatives litigation at the state and federal level. Odorizzi is well recognized by the market and is highlighted as "a terrific appellate lawyer" by one source.

Stephen Shapiro regularly represents clients in the Supreme Court and is praised by one client as "among the best appellate lawyers I've seen." Shapiro's broad practice includes matters concerning antitrust, securities and patents.

Herbert Zarov is widely regarded as a strong option for clients engaging in commercial litigation. He is extremely experienced in handling mass tort cases.

James Ferguson focuses on investigations, commercial litigations and arbitrations, often with an international perspective.

Significant clients AT&T, KPMG, Union Carbide, BASF SE, Arcelor-Mittal.

Real Estate - Illinois

What the team is known for Notable real estate expertise that spans the transactional, joint venture and workout spheres. Advises public and private clients from an extensive range of industries. Additional expertise from the firm's property and transfer tax management group handling real property assessment and tax challenges.

Strengths (Quotes mainly from clients)
"Their client service is very good and they are always available for calls. Their knowledge of the US real estate sector and market standards is excellent."

"They are a proactive legal firm. What I like about them is that they always adopt a commercial and flexible approach to getting deals done."

Work highlights Advised Belmont Village Partners in the acquisition of senior living facilities in a $530.63 million joint venture with Health Care REIT.

Notable practitioners  

Paul Meyer heads the department. Meyer has extensive experience in a range of areas, including advising developers and investors. Sources attest that he is "very focused on protecting the client."

Jeffrey Usow is described by sources as "tireless, with a great work ethic." Usow is a practice leader for the firm's global real estate group and is well versed in transactional matters representing investment funds and trusts.

John Gearen is recognized by peers as a "top-tier attorney." Gearen has over 40 years of experience in the field and is considered a figurehead of the Illinois real estate Bar.

Ivan Kane specializes in transactional work in the commercial real estate space. Kane's clients include developers and investors.

Significant clients Alinda Capital Partners, Allianz Real Estate of America, Clarion Lion Properties Fund, The Prudential Insurance Company of America, Starwood Capital.

Tax - Illinois

What the team is known for Go-to firm for both tax litigation and transactions. Well known for its representation of leading global businesses in mergers, transfer pricing matters and IRS audits.

Strengths (Quotes mainly from clients)
"Very thorough and pleasant to work with. The team is service-oriented and responsive." 

"They're accommodating and provide quick answers. They do an outstanding job."

Work highlights Advised Nestlé on the $11.85 billion purchase of Pfizer Nutrition.

Advised Eaton in relation to litigation bought by the IRS involving transfer pricing issues of products made in Puerto Rico and the Dominican Republic that were sold in the USA. 

Notable practitioners

"Leading light" Joel Williamson heads the tax practice in Chicago. He earns widespread praise as a "great strategist and tactician" who "takes the role of service provider very seriously." His clients include Flextronics International and Boston Scientific.

Industry commentators say Timothy Sherck is a "super tax attorney." He focuses on tax matters relating to business transactions.

James Barry specializes in tax planning, including in relation to restructurings, spin-offs, and domestic and foreign M&A.

Significant clients Caterpillar, Transcanada, Wells Fargo, Chicago Board of Trade. 

Technology - Illinois

What the team is known for Experienced outsourcing and technology transfer group. Varied sector expertise includes pharmaceuticals, e-commerce, banking and retail spaces. Particularly well regarded for its work on complex, multijurisdictional outsourcing transactions.

Strengths (Quotes mainly from clients)
"They are excellent. I appreciate their responsiveness and ability to provide business-oriented solutions."

"They are the benchmark for an outsourcing group. They have a really strong practice."

Work highlights Advised Goodyear on a global agreement to utilize Microsoft's 360 cloud services.

Represented CoreLogic in outsourcing negotiations with Dell concerning data center and IT services.

Notable practitioners  

The "highly capable" Rebecca Eisner maintains her IT and outsourcing practice and is particularly rated for her work in data security. Clients appreciate the benefit they gain from her substantial experience in outsourcing transactions, stating that "it's an incredible resource. Her depth of experience really makes the difference in terms of success."

Brad Peterson is a "phenomenal" outsourcing attorney with a wide-ranging practice that includes joint ventures, licensing and services agreements. Clients remark that "he is very pragmatic and he gives you confidence. He provides more than legal advice - he supports you in your deals."

Paul Roy enjoys a "tremendous reputation" for his work in the IT outsourcing space. He is praised for his "overall depth of knowledge and experience," and his significant representations include acting for Kraft in the renegotiation of an existing services agreement.

Kevin Rang helps companies with various outsourcing matters and is singled out by sources for being "a real expert on facilities management outsourcings." He is praised by clients for his "dedication and knowledge."

Antitrust - Nationwide

Basic facts about the department
Key offices include Chicago and Washington, DC.

What the team is known for Solid antitrust group that possesses a wide litigation capability. Able to undertake civil litigation as well as criminal cartel cases across a variety of industries. Enjoys a fine reputation for class action work.

Strengths (Quotes mainly from clients)
"We were impressed by their professional, hands-on approach." 

"Their attorneys were very knowledgeable and intelligent."

Work highlights Represented HSBC Bank in a putative class action alleging anticompetitive conduct in credit default swaps.

Acted for Starwood Hotels as a defendant in the class action cases relating to the online booking of hotel rooms.

Notable practitioners  

Andrew Marovitz is a "reliable, knowledgeable and experienced" attorney who impresses sources with his "outstanding litigation and negotiation skills." He is often seen in major litigation, including representing BASF in the urethane price-fixing jury trial.

Richard Favretto is an experienced hand at antitrust, with a practice encompassing a variety of work, including criminal cartel matters. "There is no substitute for the savvy he brings to the table," notes one impressed source. 

Significant clients ArcelorMittal, Blue Shield of California, The Mosaic Company, Nestlé, United Airlines.

Appellate Law - Nationwide

Basic facts about the department
Key offices include Washington, DC and Chicago.

What the team is known for Long-established appeals practice with a deep bench of specialized appellate attorneys, regularly handling Supreme Court petitions and merits cases as well as federal and state appeals court matters. Particularly active on high-value commercial cases for large corporate clients.

Strengths (Quotes mainly from clients)
"The firm is able to handle appeals with the best of them because it has such a depth of talent in appellate work."

"Their appellate practice is first-rate, especially in the areas of drafting and strategy. I also enjoy their breadth across various issues."

Work highlights Represented Phillip Morris USA before the Court of Appeals for the Fourth Circuit, in a challenge to the US Department of Agriculture's allocation of tax excise rates according to a previous rate apportionment.

Acted for Georgia-Pacific West on a successful Supreme Court appeal against a ruling that interpreted the Clean Water Act's permitting requirements as covering runoff from forest roads that is then channeled before flowing into navigable waters.

Notable practitioners

Andrew Frey continues to advise clients on significant appeals, particularly in the area of punitive damages awards. Peers say he is "very good to work with, very responsive, open to discussion and debate, and focused on getting to the right result."

Andrew Pincus recently represented a group of Delaware Court of Chancery judges before the Court of Appeals for the Third Circuit in a challenge to a Pennsylvania ruling that conducting confidential arbitrations by consent of the parties to a dispute violated the First Amendment. Peers say: "He's an excellent lawyer. I think very highly of him; he's very smart."

Stephen Shapiro represented Sears in a Supreme Court appeal against class certification in a putative class action claim brought by purchasers of washing machines. Deeply impressed by his work, one peer said: "The speed, incisiveness and insights of Shapiro are something to behold. He is a man of extraordinary intellect and talent."

Evan Tager recently represented Actelion in an appeal against a $385 million damages award in a tortious interference with contract case. Clients appreciate his "very rich experience with appellate law," praising him as being "very thoughtful, a great writer and oral advocate, and one of the clearest thinkers in terms of appellate law and strategy."

Peers regard firm managing partner Kenneth Geller as a "top-rate appellate lawyer." A former Deputy Solicitor General, he has argued many cases before the Supreme Court and the Circuit Courts of Appeal.

Market sources call Charles Rothfeld a "genius." He has worked on a vast number of Supreme Court appeals and is a co-director of the Yale Law School Supreme Court Clinic. 

Significant clients ArcelorMittal, AT&T, Dow Chemical, Medtronic, Honda North America.

Bankruptcy/Restructuring - Nationwide

Basic facts about the department
Key offices include New York and Chicago.

What the team is known for A creditors' rights practice frequently representing some of the largest banks, both as individual lenders and as syndicated loan arrangers in large-exposure bankruptcy matters. Acts for both secured and unsecured creditors on reorganizations and Chapter 11 cases.

Strengths (Quotes mainly from clients)
"They are very strong on technical restructuring matters and have a great business sense."

"The group have skill in identifying the legal issues and their client's goal - they listen to the client and know how to achieve results." 

Work highlights Represented upstream energy operator ATP Oil & Gas in its $3 billion Chapter 11 bankruptcy, including a sale of assets under Section 363 of the Bankruptcy Code.

Advised JPMorgan Chase on the Chapter 7 bankruptcy of Peregrine Financial Group, a commodities broker whose owner Russell Wasendorf was convicted of stealing more than $200 million from the company. The Bank acted as depository bank, counterparty to foreign currency exchanges, and issued letters of credit.

Notable practitioners 

Co-head of the global restructuring, bankruptcy and insolvency practice Brian Trust's clients include major financial institutions. Clients say: "When Brian speaks everyone stops to listen - he commands enormous respect within the bankruptcy community. He is a consummate lenders' lawyer who understands business and is always interested in getting the right business result."

Significant clients Bank of America, Barclays, Citigroup, RBS, Société Générale.

Capital Markets - Nationwide

What the team is known for Primary focus on providing regulatory advice to all market participants. Combined strength in derivatives work with expertise in securitization.

Strengths (Quotes mainly from clients)
"Mayer Brown definitely has a wide knowledge of Dodd-Frank."

Notable practitioners  

"Derivatives oracle" Joshua Cohn receives effusive praise from the market, who reserve the highest admiration for his regulatory advice practice. He is one of the primary advisers to the ISDA and works extensively on their behalf. Commentators observe: "Josh is the voice of the derivatives market in the US and he provides insightful commentary on regulatory developments."

Capital Markets - Nationwide

Basic facts about the department
Key offices include Chicago, New York and Charlotte, North Carolina.

What the team is known for Receives stellar market feedback for its expertise on the full array of securitization asset classes. Continues to receive particular plaudits for its work in the MBS, auto loans and leases, and whole businesses space.

Strengths (Quotes mainly from clients)
"They have been able to come in with broad knowledge of the market and work with us to develop what works for us and our counterparties."

"They are very talented people who do an excellent job."

Work highlights Represented Santander Consumer USA on the $60 billion creation of Chrysler Capital.

Advised Barclays Capital as underwriter on the $1.4 billion first Mercedes-Benz Dealer Floorplan securitization.

Notable practitioners  

Carol Hitselberger is "very creative" and "extremely well regarded in the industry," satisfied clients say. She is experienced in advising clients on a wide range of transactions including the securitization of aircraft, franchise portfolios and credit card receivables.

Paul Jorissen is highly regarded for his expertise on transactions relating to RMBS, CMBS, and equipment loans and leases. Clients praise his user-friendly manner.

The "very strong" Stuart Litwin is "highly knowledgeable," "has a broad range of experience" and is further praised by clients for his commercial understanding. He co-heads the firm's global finance, structured finance and capital markets practices.

Keith Oberkfell "makes the process very smooth and easy" and is "sensitive to business concerns," sources say. His clients include a number of financial institutions, private equity funds and hedge funds.

"Great negotiator" Jon Van Gorp is acclaimed by clients for his "broad perspective" and his ability to "cut to the chase and find a solution that is workable." He advised Carrington Capital Management on structuring a number of re-securitizations of underlying residential mortgage-backed certificates with a value of $260 million.

Mary Fontaine advises clients on a wide range of securitization transactions. She is roundly praised by market sources for her knowledge and experience.

Jason Kravitt is a "pioneer of securitization" and "a market leader," sources say. He has an excellent reputation in the market for his in-depth legal and industry knowledge.

Julie Gillespie is well known for her work on credit card receivables securitizations. According to commentators, Gillespie "really knows how to get a deal done."

Angela Ulum is praised by market sources for her thoughtful and practical approach to advising clients. Her areas of focus include auto loans and leases.  

Significant clients The Bank of New York Mellon, Carrington Capital Management, Credit Suisse, Dell Financial Services, Nissan Motor Acceptance.

Employee Benefits & Executive Compensation - Nationwide

Basic facts about the department
Key office is Chicago.

What the team is known for Utilizes expertise in tax, labor, corporate, litigation and ERISA fiduciary matters among others, to deftly represent clients requiring guidance in connection with benefits and compensation planning. A high-profile domestic and multinational clientele, including Fortune 500s and tax-exempt employers.

Strengths (Quotes mainly from clients)
"They are incredibly responsive and are experts in their fields."

"They have been a lifesaver on multiple fronts and I truly believe we wouldn't have had the success we have had without the incredible contributions of the Mayer Brown lawyers."

Work highlights Advised Textura on benefits and compensation requirements relating to its IPO.

Notable practitioners  

New York-based Maureen Gorman is a key contact.

Significant clients American Realty Advisors, Wells Fargo, Grosvenor Capital Management, Caterpillar, Northern Trust.

Financial Services Regulation - Nationwide

Basic facts about the department
Key offices include New York and Washington, DC.

What the team is known for Attracts a sophisticated global client base drawn to its impressive cross-border capabilities in the financial services regulatory arena. Regularly handles complex compliance matters for a range of financial institutions, while also offering significant strength on the investigation and enforcement side.

Strengths (Quotes mainly from clients)
"They are fantastic: they keep you informed, are very practical in terms of their advice and are efficient."

"Their timely and proactive approach is very valuable to us." 

Notable practitioners  

Scott Anenberg is a notable banking regulatory compliance attorney, whose longstanding experience in representing a range of financial institutions sees him well placed to tackle a wide range of issues. His global perspective is of particular note to clients, with one stating: "He stands out for his international focus."

Marc Cohen enters the rankings having returned from a secondment at the firm's London office. He handles a range of regulatory compliance matters for banking institutions, and is lauded as a "practical problem solver" by clients. One source noted: "He sees the problem from all angles, and brings to bear appropriate solutions from a variety of disciplines."

Thomas Delaney's practice spans a range of banking enforcement matters, but he is particularly noted for his focus on Dodd-Frank compliance. He is noted by clients for the deep expertise that he brings to his practice, and is characterized as a "thoughtful and practical" attorney.

Jerome Roche is "very knowledgeable about pretty much all aspects of broker-dealer regulations," according to sources. His "ability to cut right to the heart of an issue" is particularly regarded by commentators, as is his cross-border expertise.

Significant clients UBS, Capital One, State Bank of India, CIBC, The Northern Trust Company.

Food & Beverages - Nationwide

This firm is classed as a "Other Noted Firm".

Other Noted Firms are firms that are active in this practice area but have not yet been ranked.

Government - Nationwide

Basic facts about the department
Key offices include Washington, DC.

What the team is known for Has an impressive roster of clients across a range of industries, including aerospace and defense, IT and engineering. Highly skilled in handling the complex issues and challenges that arise from contracting with federal, state and local government agencies.  

Strengths (Quotes mainly from clients)
"We chose Mayer Brown for its sophistication in government practices."

"We have been suitably impressed – they are responsive and good."

Work highlights Acted for Booz Allen Hamilton before the GAO, successfully defending an award valued at $40 million.

Notable practitioners  

Practice group leader Marcia Madsen is an expert at advising clients on bid protests matters, and has impressed one client by being "available when we need to strategize or prepare arguments. She has an excellent reputation in the field and an extensive background and knowledge of this area." Her expertise includes the healthcare, aerospace and defense sectors, among others.

David Dowd is a strong litigator who regularly appears in bid protests and disputes before the GAO and Court of Federal Claims. Observers admire his well-organized and efficiently carried out cross-examinations, noting that "he is terrific."

Government - Nationwide

Basic facts about the department
Key offices include Chicago, Los Angeles, New York and Washington, DC.

What the team is known for Offers government relations experience at state and local levels, as well as international expertise. Strong in diverse fields, including product standards and regulation, legislative reform, healthcare, transportation and public finance.

Strengths (Quotes mainly from clients)
"They have handled significant matters for us incredibly well. They have knowledge beyond the jurisdiction in which we deal with them." 

"They are very connected in Washington." 

Work highlights Continues to act for Google on its efforts to create an autonomous car, driven by computers, by assisting with state and federal regulatory issues affecting the project. 

Continues to represent the Consumer Health Alliance, a trade association for discount healthcare plans, in connection with a wide range of regulatory issues, including the enactment of state laws regulating the discount industry. 

Notable practitioners  

John Janicik is one of the practice leaders at the firm and a key contact.

Significant clients Summit Media, Blue Shield of California, VHA Novation, Burlington Northern Santa Fe Corporation, Careington International.  

International Trade - Nationwide

What the team is known for Recognized for its work in the area of trade remedies, customs and trade policy. Significant experience advising on WTO and EU proceedings.

Strengths (Quotes mainly from clients)
"They are very prompt and responsive in reaching out to offset any potential liability. It's a good team to work with."

Work highlights Represented major US trade associations within the ethanol industry in relation to antidumping and countervailing proceedings brought by the European Commission.

Acted for the Indonesian government in a US countervailing investigation concerning the importation of frozen shrimp.

Notable practitioners  

Clients report that Simeon Kriesberg is "very responsive to all our needs," and skilled at presenting legal information. He is known for handling sanctions matters in the context of his wider trade practice.

Michael Kantor is a respected trade policy adviser who serves as trade counsel to major multinational corporations.

Significant clients ArcelorMittal, Cargill, Chevron, Dow Chemical, Microsoft.

Investment Funds - Nationwide

Basic facts about the department
Key office is Chicago.

What the team is known for Regularly advises on real estate funds and offers particular expertise in tax issues relating to inbound foreign investment.

Strengths (Quotes mainly from clients)
"They provide commerciality with a sensible legal overlay and they do it on a timely basis."

"Very creative and flexible, they have a bias toward making things work."

Notable practitioners  

John Noell leads the firms US Private Investment Fund Practice.

Significant clients UBS, Prudential Real Estate Investors, Clarion Partners, CBRE Global Investors, LaSalle Investment Management.

Outsourcing - Nationwide

Basic facts about the department
Key offices include Chicago and Washington, DC.

What the team is known for Offers expertise across a broad range of outsourcing transactions as well as in niche areas such as cloud computing, facilities management, telecommunications and privacy. Works with multinational companies on high-value transactions.

Strengths (Quotes mainly from clients)
"They have been very astute in finding win-win outcomes while still preserving strong relationships with our suppliers."

"Their knowledge in this area is tremendous. They know us so well they blend into our deal teams and become a natural extension to our in-house team."

Work highlights Represented Cemex across 50 jurisdictions in the $1 billion outsourcing of various services, including HR, IT and accounting.

Advised CoreLogic on the negotiation of a $300 million ITO agreement with Dell.

Notable practitioners  

Sources perceive Rebecca Eisner to be "an incredible resource" who "knows her subject matter and is very open and engaging." She maintains a broad technology and outsourcing practice and regularly advises high-profile entities on cloud computing and global data transfer projects.

The "outstanding" Daniel Masur acts for both established and emerging entities across a multitude of industries, including banking, manufacturing, healthcare, telecommunications and insurance. Clients appreciate that he is "very good at understanding the underlying commercial and financial implications of a deal."

Brad Peterson is able to "mix the technical and legal sides of the deal to give a broad perspective on how it will work." He represented Cemex in negotiating a $1 billion outsourcing agreement for a range of global outsourcing services. 

Paul Roy is considered to be "very knowledgeable and skilled in negotiations." He earns plaudits from interviewees for being "helpful in explaining concepts to clients - he takes complex material and makes it understandable." He advises Fortune 500 companies in offshore, onshore and nearshore transactions.

Derek Schaffner is an associate with "a solid commercial background" who "surpasses all expectations in terms of his legal and technical expertise." The support he offers on the most critical deals earns him the respect of clients, who give him "ten out of ten."

Significant clients HSBC, Caterpillar, Goodyear, Kraft, Unilever, Whirlpool.

Products Liability - Nationwide

Basic facts about the department
Key offices include Chicago, New York and Washington, DC.

What the team is known for Impressive bench, experienced in handling a range of tobacco, toxic tort and medical device-related matters. Particularly identified for the strength of its appellate practice.

Strengths (Quotes mainly from clients)
"They are extremely client-driven and responsive."

Work highlights Preemption issue counsel to Medtronic in a range of disputes regarding medical devices manufactured by the client.

Acted for Dow Chemical in Illinois in a case in which the plaintiff alleged that bladder cancer was caused by chemical exposure.

Notable practitioners  

Herbert Zarov maintains close links with longstanding toxic tort clients. He has recently been involved in the firm's work with Bayer CropScience regarding asbestos litigation.

Daniel Ring recently represented NXP Semiconductors and Philips in toxic tort issues. He also has recent experience handling product liability matters in the pharmaceutical and medical device sectors. Peers note his strength in handling preemption issues.

Significant clients Altria Client Services, UCB, United Airlines, Cargill, Honda. 

Projects - Nationwide

Basic facts about the department
Key office is Chicago.

What the team is known for Nationally recognized infrastructure practice. Well regarded for its work for the public sector and, increasingly, its work for bidders and lenders. Experience handling airport, highway and light rail projects.  

Strengths (Quotes mainly from clients)
"They seem to have all the bases covered, technically, politically and professionally, and our team is really happy to work with them."

"They are thought leaders - one of the first firms to get into the space and get involved on high-profile deals."

Work highlights Represented the Puerto Rico Public-Private Partnerships Authority in its deal to lease the Luis Muñoz Marín International Airport to Aerostar Airport Holdings for 40 years.

Acted for the Texas Department of Transportation in a series of nine PPP deals across the state.

Notable practitioners  

John Schmidt is a respected figure in the US PPP world and is recognized for his sell-side work on a number of major projects. He acted for Chicago Transit Authority on the proposed use of a PPP structure for the reconstruction and extension of a mass transit line. "He is a very well-known name in the space and he has been at the center of many of these deals," according to one market observer.

David Narefsky is an experienced finance lawyer with a good track record in the infrastructure space. He was part of the team advising WVB East End Partners, the winning bidder for the design-build-finance-operate-maintain contract for the East End Crossing, a toll road and bridge crossing the Ohio River.

Joseph Seliga acts for public and private sector clients in PPP deals. He advised Illinois Department of Transportation on its procurement of the Illiana Corridor highway under a PPP structure. "He is extremely hard-working, he's very good at understanding the documents and the framework and he offers practical advice," relates one interviewee.  

Barry Machlin is a highly respected project finance attorney who, sources say, "has an incredible depth of experience across all sectors." He works closely with ECAs and multilaterals in financing matters; he recently represented US Ex-Im Bank, the Export-Import Bank of Korea and K-sure in the financing of a $4.8 billion petrochemical plant in Ain Sokhna, Egypt. Sources say: "He is very smooth in that he manages to bring the issues out on the table in a nonthreatening way and move the discussion along in a way that is efficient."

Significant clients Bilfinger Project Investments International, Meridiam Infrastructure, City of Chicago, VINCI Concessions, Macquarie Capital.

Real Estate - Nationwide

Basic facts about the department
Key offices include Chicago, Houston and Washington, DC.

What the team is known for A full-service real estate team which advises clients on a broad scope of transactions and asset classes. Has particular expertise in joint ventures, asset management and acquisitions, as well as financing matters.

Strengths (Quotes mainly from clients)
"They are extremely hard-working, very responsive and provide us with strong guidance and advocacy throughout the process."

"They are highly professional and client-focused." 

Work highlights Represented Carlyle Realty in a number of transactions including an $86 million joint venture and acquisition of an office and retail complex in Galleria Plaza, Houston.

Has acted for Prudential Financial on numerous matters including the acquisition of the Sabadell Bank Building in Miami for $184 million.

Notable practitioners  

Neil Wasserstrom handles a wide range of commercial real estate matters. His clients include a number of owners and developers in the energy sector.

Significant clients CB Richard Ellis Investors, Clarion Partners, GM, Principal Real Estate Investors, UBS Realty Investors.

Tax - Nationwide

Basic facts about the department
Key office is Chicago.

What the team is known for Specializes in assisting clients with trial and appellate litigation. Additional strengths include offering counsel to organizations facing audits, and handling tax matters with an international component.

Strengths (Quotes mainly from clients)
"They have a very hands-on style. They get to know your business, and quickly develop a thorough understanding of your tax issues."

"They are great at working sensibly with the government, and do things expeditiously when possible." 

Work highlights Advised the Eaton Corporation on litigation proceedings which challenged a claim made by the IRS for $75 million in tax and $53 million in penalties.

Acted on litigation on behalf of Flextronics in a matter contesting a claim made by the IRS for a sum of approximately $25 million. 

Notable practitioners  

Joel Williamson is widely regarded as "a very fine attorney with a ton of experience." Clients value him because "he is very accommodating and provides quick answers."

Thomas Durham has a strong reputation as a courtroom and appellant litigator. He is renowned for providing excellent service, and was part of a team that advised Pepco on $65 million of tax refund claims.

Larry Langdon is an authority on matters concerning the IRS. He is admired by sources for his "excellent work." 

David Abbott handles litigation proceedings before a variety of federal tax courts. He is valued for his high standard of client service.

Thomas Kittle-Kamp is regarded as an excellent practitioner who has "great writing skills." He is an authority on IRS audits and appeals, and a variety of international controversies.

Scott Stewart has "broad and deep experience" in the field of tax controversy. He is admired for his "responsiveness and strategic thinking."

Significant clients Abbott Laboratories, Altera Corporation, Boston Scientific Corporation, Nestlé, Siemens Corporation.

Tax - Nationwide

Basic facts about the department
Key offices include Chicago and New York.

What the team is known for Wide-ranging practice with expertise in areas including securitizations, joint ventures and restructurings. Experienced in handling both domestic and international matters. Tax planning practice coordinates well with the tax controversy practice to provide excellent risk management advice. 

Strengths (Quotes mainly from clients)
"Complete understanding of the issues. We haven't been able to stump them yet."

"They have great coverage across a wide range of areas, and in some areas they are absolutely a go-to firm."

Work highlights Acted for Nestlé on its acquisition of Pfizer's infant nutrition business Pfizer Nutrition. The deal was worth $11.85 billion.

Advised Gulf Oil on the tax aspects of its acquisition of Houghton International for $1 billion.

Notable practitioners 

New York-based Jason Bazar and Chicago-based James Barry co-head the firm's national tax practice.

Significant clients Bank of America, Société Générale, Caterpillar, TransCanada, MetLife. 

Transportation - Nationwide

Basic facts about the department
Key office is Washington, DC.

What the team is known for Represents some of the most prominent railroads in the country in all forms of dispute resolution, including litigation, arbitration and appeals in both state and federal court. Also deals with transactional work and regulatory proceedings. 

Work highlights Represented Consolidated Rail in litigation with the municipality arising from its sale of a Jersey City rail property to a developer.

Handled arbitration proceedings on behalf of BNSF against Union Pacific concerning trackage rights under a settlement agreement.

Notable practitioners 

Robert Jenkins has extensive expertise in legislative matters relating to the STB, and advises clients on regulatory issues relating to it. Commentators "think very highly of him," highlighting his deep subject knowledge.

Adrian Steel is noted as an expert in matters arising from railroad mergers. He is considered a "very good lawyer," who represents prominent rail clients in rulemaking procedures before the STB.  

Significant clients Association of American Railroads, CSX Transportation.

Transportation - Nationwide

Basic facts about the department
Key office is Washington, DC. 

What the team is known for Preeminent firm in road matters, particularly administrative law and litigation. Noted for its relations with federal regulation agencies in the transportation sector, such as the Surface Transportation Board and the Department of Transport. 

Notable practitioners  

Erika Jones offers extensive experience in matters relating to automotive safety. She has expertise in the full range of related litigation and regulatory compliance issues.

Wealth Management - Nationwide

Basic facts about the department 
Key office is Chicago.

What the team is known for Well-established trusts and estates group with extensive experience in planning and administration work. Also provides expertise in charities and tax-exempt organizations, advising on matters such as charitable giving and private foundations.

Notable practitioners

Donna Morgan leads Mayer Brown's practice in the field and has a strong reputation. She is especially well positioned to advise on complex issues relating to estate planning, charities and private foundations.

Bankruptcy/Restructuring - New York

What the team is known for Adept in acting for creditors, debtors and acquirers of distressed assets in US and international bankruptcy matters. Other significant representations include working with secured and unsecured creditors, financial institutions, lenders and investors in distressed companies.

Strengths (Quotes mainly from clients)
"They are very strong on technical restructuring matters and have a great business sense."

"The group have skill in identifying the legal issues. They listen to the client and know how to achieve results." 

Work highlights Worked for ATP Oil & Gas in a bankruptcy proceeding involving more than $3 billion in debt. The group successfully worked toward a complex Section 363 sale proceeding.

Continues to represent Taiwan's Mega International Commercial Bank as individual lender and agent in bankruptcy cases concerning affiliates of TMT Shipping.

Notable practitioners  

Interviewees describe Brian Trust as "very strategic, a great communicator and talented on a myriad of levels." He works extensively with major creditors and institutional lenders in Chapter 11 cases and out-of-court restructurings, as well as advising on distressed M&A deals and DIP and exit financing.

Howard Beltzer works predominantly with major lenders and bank agents, but also recently worked as debtor's counsel in the ATP Oil & Gas bankruptcy proceedings. Commentators note that he "goes above and beyond for clients," further describing him as an attorney who is "very, very good with business clients and is always available and responsive to them."

Significant clients Bank of America, Barclays Bank, Deutsche Bank, UniCredit, ING.

Insurance - New York

What the team is known for Expertise in a wide range of transactional insurance areas. Handles complex, multijurisdictional work for major insurers, reinsurers and banks including deals involving catastrophe bonds and sidecar markets. 

Work highlights Represented MetroCat Re in a catastrophe bond offering which was the first of its kind in relation to storm surge coverage.

Advised Arch Capital Services on its acquisition of CMG Mortgage Insurance and CMG Mortgage Assurance from PMI Mortgage Insurance for $300 million.

Notable practitioners  

David Alberts handles a wide range of corporate and regulatory work for the life and non-life insurance industry, offering particular expertise in reserve financing and insurance M&A. According to clients, "he is plugged-in to the reinsurance and insurance regulatory environments and gives good advice."

Significant clients Citigroup Global Markets, Aon Capital Markets, Tokio Marine, Munich Re, Morgan Stanley.

Intellectual Property - New York

This firm is classed as a "Other Noted Firm".

Other Noted Firms are firms that are active in this practice area but have not yet been ranked.

Latin American Investment - New York

What the team is known for Recognized for its expertise on a broad array of transactions in the region, with notable skill on banking and project finance matters. Clients include European, US and Latin American-based companies and financial institutions.

Strengths (Quotes mainly from clients)
"They were totally dependable and always met the deadlines within a particularly short timeframe. Their suggestions were concise and identified the critical issues."

"They are good at handling more complex transactions to the client's specifications."

"They displayed a deep understanding of the nature of our business and had Spanish-speaking lawyers."

Work highlights Represented the project company as borrower and Grupo Enhol as sponsor in the $102 million financing by North American Development Bank and others of the El Porvenir wind project in Mexico.

Advised Credit Suisse as co-arranger in a $262 million secured credit facility for Grupo Hima.

Notable practitioners  

David Duffee's practice encompasses cross-border financing transactions, including acquisition financings. Market sources say he "spots problems, finds solutions and gets the deal moved across the table."

Significant clients BP Wind Energy, Empresas ICA, PEMEX, BNP Paribas, HSBC.

Litigation - New York

What the team is known for Strong New York litigation offering with a deep bench of experienced practitioners. Impressive roster of clients ranging from industry-leading corporations to major financial institutions. Stands out for its expertise in commercial litigation while also housing notable securities capabilities.

Strengths (Quotes mainly from clients)
"They are very quick at absorbing a large amount of material and coming up with a strategy, narrowing the focus as to what the important issues were and then litigating them very effectively."

"Incredibly responsive, very communicative with each other and very client-oriented."

Work highlights Acted for Philip Morris in multiple litigations across the USA relating to issues such as consumer fraud and the impact of smoking on health.

Notable practitioners  

Steven Wolowitz has broad civil expertise and recently presented an amicus curiae brief for the Institute of International Bankers. Sources note that "he's got a gravitas about him that is very helpful with clients."

Joseph De Simone is well respected in the securities world and is praised for his responsiveness. Clients appreciate his strategic vision and note that "he's very good with respect to securities litigation."

Significant clients Altria Group, Bank of Montreal, Bristol-Myers Squibb, CIBC, Société Générale.

Tax - New York

What the team is known for Advises a broad range of clients on the tax aspects of various complex transactions, including those concerning derivatives and M&A. Noted for its expertise in corporate structuring and financial products.

Strengths (Quotes mainly from clients) 
"They are so responsive to your needs that at times we feel like their only client. We can reach a partner at any time with any need."

"They have great coverage across a wide range of areas, and in some areas they are absolutely a go-to firm." 

Work highlights Represented Union Bank of California in the tax elements of a $115 million matter concerning leveraged leases of a sports entertainment center.

Represented CIBC in connection with its acquisition of investment management company Atlantic Trust Private Wealth Management.

Notable practitioners  

Jason Bazar is an authority on restructurings, spin-offs, financings, securitizations, divestitures and M&A. "He is very focused on making sure the client gets the right result," states an interviewee. "You know going to him that he will be able to quickly analyze a situation."

Significant clients Altria Group, Assured Guaranty, Con Edison, Société Générale, Standard Chartered.

Banking & Finance - North Carolina

What the team is known for Advises on sophisticated, syndicated lending transactions, including securitization and structured finance matters, for a raft of household-name financial services industry clients.

Work highlights Acted for JPMorgan Chase Bank as agent on a $6.8 billion FFELP student loan securitization warehouse facility for SLM Corporation.

Advised Bank of America on a $1 billion revolving credit facility to GSO Capital Solutions Fund II and associated entities.

Notable practitioners

Keith Oberkfell has built an impressive reputation for his prowess in the areas of structured products and securitization. He recently advised MJX Asset Management in its role as collateral manager on a syndicated CLO transaction.

Carol Hitselberger is a member of the firm management committee, and has chaired the Charlotte finance practice since 2008. She is well regarded for her structured finance and capital markets work.

Significant clients Bank of Nova Scotia, Barclays, Crédit Suisse, Deutsche Bank, US Bank.

Real Estate - North Carolina

What the team is known for Houses notable real estate financing expertise, maintaining its respected profile for advising clients such as financial institutions. Regularly handles work such as real estate transactions, major financings, restructurings and CMBS matters.

Strengths (Quotes mainly from clients)
"They came up with a solution on a complicated structure which helps with all facets of the deal; I was very impressed."

Work highlights Advised Citigroup Global Markets and Goldman Sachs on a number of real estate-related finance matters, including the issuing of various CMBS.

Acted for The Carlyle Group on the $25.5 million refinancing of a hotel in Florida.

Notable practitioners

David Saye is increasingly recognized for his experience in commercial real estate financing and transactional work. He had a leading role for The Carlyle Group on a $25.5 million hotel refinancing. Sources praise his ability to "really dissect the issues at hand," noting that he is "great at talking through legal matters and helping get us to the other side."

Significant clients Bank of America, The Big Ten Conference, Starwood, TIAA-CREF, Goldman Sachs.

Banking & Finance - Texas

What the team is known for Largely concentrates on energy-related transactions, with expertise spanning the spectrum of secured and unsecured lending, project finance and acquisition finance matters. Significant experience in more specialist areas, such as MLP lending and volumetric production payments.

Strengths (Quotes mainly from clients)
"I've found the attorneys we work with to be very knowledgeable and thoughtful in their guidance."

"They have a very strong legal team, and what I find really impressive is that they have a very good commercial balance as well."  

Work highlights Acted as administrative agent for Bank of Montreal in relation to a $125 million reserve-based first lien facility for Citrus Energy.

Advised Société Générale in connection with the refinancing of Constellation Energy Partners' $350 million secured syndicated credit facility.

Notable practitioners  

The "fantastic" Tristan Propst wins praise for being "very user friendly, very efficient, very diligent and always reachable." He represents both corporate borrowers and financial institutions, and he recently negotiated a new $600 million revolving credit facility for Penn Virginia on behalf of Wells Fargo.

Sources have a lot of respect for Bill Hart, noting that he's "easy to work with and knows what he's doing." He offers expertise in a wide variety of financing transactions and also is adept at advising on high-yield debt securities placements.

Significant clients HSBC Bank, Deutsche Bank, Banco General, IFC Capitalization (Subordinated Debt) Fund, Bank of America.

Capital Markets - Texas

What the team is known for Stalwarts of the energy sector, well versed in the full range of capital markets transactions relating to oilfield service companies and clients involved in oil and gas exploration and production.

Notable practitioners  

William Heller is noted for his calm and effective approach to capital market transactions, and has considerable expertise in the area of MLP offerings.

Corporate/M&A - Texas

What the team is known for Focus on middle-market oil and gas deals. Able to leverage its significant national presence to handle larger deals.

Strengths (Quotes mainly from clients) 
"They have a good energy practice in Houston. They have a number of good practitioners and enough bench strength to help on transactions."

Work highlights Advised Sinochem Petroleum on the $1.7 billion purchase of a 40% stake in Pioneer Natural Resources.

Acted on the ten-year agreement to supply natural gas to Methanex on behalf of the Chesapeake Energy.

Notable practitioners  

Robert Gray is described by clients as a "fantastic lawyer who is practical and business oriented."

Dallas Parker is a "very good attorney" who is praised by sources for being easy to work with.

Significant clients AT&T, ATP Oil & Gas, Vertex Energy, ConocoPhillips, BHP Chile.

Real Estate - Texas

What the team is known for Growing presence in the Houston market, with experience in a wide range of development, financing, acquisition and disposition matters. Maintains close connections with a number of industry sectors, including power and renewable energy.

Strengths (Quotes mainly from clients)
"While some firms tend to be directive, telling clients what to do or what needs to be done, Mayer Brown tends to be more collaborative, understanding the relationship between the unique business needs of the client and the legal issues, and advising accordingly."

"They are able to anticipate potential issues that could come up and also address those that do come up in a very well thought-out and structured manner."

"Their strength is their national presence and ability to draw upon experts in various areas across the country, enabling them to bring people in that are laser-focused on whatever is needed."

Work highlights Counseled Prudential Insurance Company of America in the $184 million acquisition of a mixed-use office tower in Miami.

Notable practitioners  

Neil Wasserstrom represents institutional investors, real estate companies and REITs in connection with various real estate and related matters. Market commentators emphasize his managerial and negotiation skills, stating that he is "always able to find a common ground that results in a win-win for both parties," and that he "has a lot of foresight and the ability to steer things in right direction." 

Ronald Shoss heads the Texas real estate team and has considerable experience counseling institutional owners on transactions relating to industrial, residential, retail, office and mixed-use facilities.

Marvin Katz is unanimously deemed to be one of the most respected and knowledgeable real estate attorneys in Texas. Sources highlight that he is "very well known and highly respected in the areas of title insurance, real estate development, banking and finance."

Significant clients Prudential Financial, CBRE Global Investors, Teachers Insurance and Annuity Association of America, Verde Realty, M-M Properties.