Chambers USA 2026 Ranks 142 Arnold & Porter Lawyers, 75 Practices

The 2026 edition of Chambers USA named Arnold & Porter a “Leading Firm” in 75 practice areas across the nation and recognized 142 lawyers as “Leading Individuals.”

Chambers noted Arnold & Porter’s experience representing “clients on large, high-stakes and complex deals, litigation and investigatory matters,” and highlighted the firm’s “considerable depth and breadth of experience across the board.”

Clients who spoke to Chambers called Arnold & Porter a “go-to firm” and the “best of the best” at the “top of the market.” They also reported the firm’s “regulatory knowledge and experience are unmatched,” that Arnold & Porter provided “exemplary, client-centered advocacy,” and that the firm “consistently demonstrated deep-subject matter expertise, paired with a highly tactical and practical approach.”

Clients also spoke highly of Arnold & Porter attorneys, noting that “the lawyers are practical, very responsive and know all of the players,” “incredibly smart and strategic,” and work as “a very effective team that is able to cut through complex processes and situations.”

Overall, Chambers USA recognized 28 practice areas and 61 lawyer rankings in Bands 1 and 2.

The following is a list of the 75 practices ranked nationally and across nine regions:

*Denotes Band 1 ranking

Nationwide

• Accountant and Auditor Liability
• Advertising: Litigation
• Advertising: Transactional & Regulatory
• Antitrust*
• Antitrust: Cartel
• Appellate Law
• Artificial Intelligence
• Bankruptcy/Restructuring: Highly Regarded*
• Capital Markets: Securitization: ABS
• Climate Change
• Corporate Crime & Investigations: The Elite
• Corporate/M&A: Highly Regarded
• Environment
• False Claims Act*
• Financial Services Regulation: Banking (Compliance)
• Financial Services Regulation: Banking (Enforcement & Investigations)
• Food & Beverages: Regulatory & LitigationGovernment Contracts: The Elite*
• Government Relations: Federal
• Healthcare: Highly Regarded*
• Intellectual Property
• Intellectual Property: Patent Trial and Appeal Boar
• Intellectual Property: Trademark & Copyright
• International Arbitration: The Elite
• International Trade: Export Controls & Economic Sanctions: The Elite
• International Trade: Trade Remedies & Trade Policy
• Leisure & Hospitality
• Life Sciences
• Life Sciences: Regulatory/Compliance*
• Litigation: General Commercial: The Elite
• Privacy & Data Security: Highly Regarded*
• Product Liability & Mass Torts: The Elite*
• Product Liability: Regulatory*
• Retail
• Sports Law
• Transportation: Aviation: Litigation

California

• Environment
• Intellectual Property: Patent Litigation
• Intellectual Property: Trademark, Copyright & Trade Secrets
• Life Sciences: IP/Patent Litigation
• Litigation: Appellate
• Litigation: General Commercial: Highly Regarded*
• Technology

California: San Francisco, Silicon Valley & Surrounds

• Corporate/M&A: Highly Regarded*

Colorado

• Litigation: General Commercial

District of Columbia

• Antitrust*
• Bankruptcy/Restructuring*
• Corporate/M&A & Private Equity
• Environment*
• Healthcare
• Healthcare: Pharmaceutical/Medical Products Regulatory*
• Intellectual Property: Litigation
• Intellectual Property: Patent Prosecution
• Intellectual Property: Trademark, Copyright & Trade Secrets
• Litigation: General Commercial: The Elite
• Litigation: White-Collar Crime & Government Investigations
• Real Estate*
• Tax
• Telecom, Broadcast & Satellite

Illinois

• Bankruptcy/Restructuring
• Environment
• Intellectual Property: Trademark, Copyright & Trade Secrets
• Litigation: General Commercial

New Jersey

• Litigation: White-Collar Crime & Government Investigations

New York

• Antitrust
• Corporate/M&A: Highly Regarded
• Environment
• Intellectual Property: Patent
• Intellectual Property: Trademark, Copyright & Trade Secrets
• Litigation: General Commercial: Highly Regarded*
• Litigation: White-Collar Crime & Government Investigations: The Elite
• Real Estate: Mainly Corporate & Finance

Texas: Houston & Surrounds

• Litigation: General Commercial

Washington

• Labor & Employment
• Litigation: General Commercial

Arnold & Porter’s ranked lawyers in Chambers USA 2026 include:

• Anand Agneshwar: Product Liability & Mass Torts – Nationwide*; Product Liability: Pharmaceutical – Nationwide*
• Richard M. Alexander: Financial Services Regulation: Banking (Enforcement & Investigations) – Nationwide
• Rosemary Alito: Labor & Employment – New Jersey*
• Christopher Anderson: Healthcare – Illinois
• R. Reeves Anderson: Litigation: Appellate – Colorado*; Litigation: General Commercial – Colorado
• Marcus A. Asner: Litigation: White-Collar Crime & Government Investigations – New York
• Robert C. Azarow: Financial Services Regulation: Financial Institutions M&A – Nationwide
• John P. Barker: International Trade: Export Controls & Economic Sanctions – Nationwide*
• Annette E. Becker: Corporate/M&A – Washington
• C. Fredrick Beckner III: Telecom, Broadcast & Satellite – District of Columbia
• Michael B. Bernstein: Antitrust – District of Columbia
• Marisa N. Bocci: Real Estate – Washington
• Jon M. Boswell: Real Estate – District of Columbia
• Arthur E. Brown: Product Liability & Mass Torts – Nationwide; Product Liability: Pharmaceutical – Nationwide*
• Veronica E. Callahan: Accountant and Auditor Liability – Nationwide*
• Gina M. Cavalier: Healthcare – California
• Maria Chedid: International Arbitration: Counsel – Nationwide
• Eun Young Choi: Litigation: White-Collar Crime & Government Investigations – New York
• James W. Cooper: Litigation: White-Collar Crime & Government Investigations – District of Columbia
• Lee M. Cortes, Jr.: Litigation: White-Collar Crime & Government Investigations – New Jersey
• Rachel F. Cotton: Government Relations: Congressional Investigations – Nationwide
• Lawrence E. Culleen: Environment – District of Columbia
• Deborah A. Curtis: Litigation: White-Collar Crime & Government Investigations – District of Columbia; National Security – Nationwide*
• Michael D. Daneker: Environment – District of Columbia
• Kara L. Daniels: Government Contracts – Nationwide*; Government Contracts: Bid Protests – Nationwide*
• Mahnu V. Davar: Healthcare: Pharmaceutical/Medical Products Regulatory – District of Columbia; Life Sciences: Regulatory/Compliance – Nationwide
• Paolo Di Rosa: International Arbitration: Counsel – Nationwide
• John P. Elwood: Appellate Law – Nationwide
• Rosa J. Evergreen: Bankruptcy/Restructuring – District of Columbia*
• Zachary Fayne: Environment – California
• Debbie Feinstein: Antitrust – District of Columbia*
• John M. Fietkiewicz: Litigation: White-Collar Crime & Government Investigations – New Jersey
• Mark Filipini: Labor & Employment – Washington
• Deborah Fishman: Intellectual Property: Patent Litigation – California; Life Sciences: IP/Patent Litigation – California
• Paul J. Fishman: Litigation: White-Collar Crime & Government Investigations – New Jersey*
• Lynn Fischer Fox: International Trade: Trade Remedies & Trade Policy – Nationwide
• David F. Freeman, Jr.: Financial Services Regulation: Banking (Compliance) – Nationwide; Financial Services Regulation: Broker Dealer (Compliance) – Nationwide
• S. Michael Gentine: Product Liability: Regulatory – Nationwide*
• Andre Geverola: Antitrust – Illinois; Antitrust: Cartel – Nationwide
• Michelle F. Gillice: Product Liability: Regulatory – Nationwide*
• Jonathan Gleklen: Antitrust – District of Columbia*
• Stephen Gliatta: Real Estate: Finance – New York
• Michael D. Goodwin: Real Estate – District of Columbia*
• John Gould: Healthcare: Pharmaceutical/Medical Products Regulatory – District of Columbia
• Sarah Grey: Climate Change – Nationwide
• Joel M. Gross: Environment – District of Columbia
• Sarah Gryll: Bankruptcy/Restructuring – Illinois
• John F. Hagan, Jr.: Litigation: General Commercial – Illinois
• Louis J. Hait: Real Estate: Finance – New York
• Stacey Halliday: Environment – District of Columbia
• Jeffrey L. Handwerker: Healthcare: Pharmaceutical/Medical Products Regulatory – District of Columbia*; Life Sciences: Regulatory/Compliance – Nationwide
• Dori Hanswirth: Intellectual Property: Trademark, Copyright & Trade Secrets – New York; Media & Entertainment: First Amendment Litigation – New York
• Michael J. Harris: Intellectual Property – Illinois
• Amber A. Hay: Financial Services Regulation: Banking (Compliance) – Nationwide
• Valarie Hays: Litigation: White-Collar Crime & Government Investigations – Illinois
• Suneeta Hazra: Litigation: White-Collar Crime & Government Investigations – Colorado*
• Rhys W. Hefta: Real Estate – Washington
• James D. Herschlein: Litigation: General Commercial – New York
• Kristin M. Hicks: Healthcare: Pharmaceutical/Medical Products Regulatory – District of Columbia
• Mélida Hodgson: International Arbitration: Arbitrators – Nationwide; International Arbitration: Counsel – Nationwide
• William Hoffman: Product Liability & Mass Torts – Nationwide
• Craig A. Holman: Government Contracts – Nationwide*; Government Contracts: Bid Protests – Nationwide*
• Joseph G. Howe: REITS: Tax*
• Kristen E. Ittig: Government Contracts – Nationwide
• Maureen R. Jeffreys: Telecom, Broadcast & Satellite – District of Columbia
• Giselle J. Joffre: Litigation: White-Collar Crime & Government Investigations – Massachusetts
• James P. Joseph: Tax – District of Columbia
• Jeffrey H. Kapner: Real Estate: Finance – New York
• Allon Kedem: Appellate Law – Nationwide
• Matt S. Kirsch: Real Estate – District of Columbia
• Daniel A. Kracov: Healthcare: Pharmaceutical/Medical Products Regulatory – District of Columbia*; Life Sciences: Regulatory/Compliance – Nationwide
• Michael Kim Krouse: Litigation: White-Collar Crime & Government Investigations – New York
• Kevin J. Lavin: Corporate/M&A & Private Equity – District of Columbia*
• Ronald D. Lee: Privacy & Data Security: Cybersecurity – Nationwide; Privacy & Data Security: Privacy – Nationwide
• C. Scott Lent: Antitrust – New York
• Ronald R. Levine, II: Corporate/M&A – Colorado*
• Paul C. Llewellyn: Intellectual Property: Trademark & Copyright – Nationwide; Intellectual Property: Trademark, Copyright & Trade Secrets – New York
• Tirzah S. Lollar: False Claims Act – Nationwide
• Patrick M. Madden: Labor & Employment – Washington*
• Thomas A. Magnani: Intellectual Property: Trademark, Copyright & Trade Secrets: Transactional – California*; Technology – California
• Craig D. Margolis: False Claims Act – Nationwide*; Litigation: White-Collar Crime & Government Investigations – District of Columbia
• David R. Marsh: Intellectual Property: Patent Prosecution – District of Columbia*
• Jonathan S. Martel: Climate Change – Nationwide; Environment – District of Columbia
• Michael McGill: Government Contracts – Nationwide
• Michael D. Messersmith: Bankruptcy/Restructuring – Illinois
• Saul P. Morgenstern: Antitrust – New York*
• John N. Nassikas: Litigation: White-Collar Crime & Government Investigations – District of Columbia
• Brandon W. Neuschafer: Environment: Mainly Transactional – Illinois
• Todd L. Nunn: Labor & Employment – Washington
• Tyler D. Nurnberg: Bankruptcy/Restructuring – Illinois
• Colin M. O'Brien: Litigation: General Commercial – Colorado
• Daphne O'Connor: Product Liability: Tobacco – Nationwide*
• Christopher M. Odell: Litigation: General Commercial – Texas: Houston and Surrounds; Transportation: Aviation: Litigation – Nationwide
• Kathryn E. Olson: Leisure & Hospitality – Nationwide
• Kevin O'Neill: Government Relations: Federal – Nationwide
• Daniel S. Pariser: Product Liability & Mass Torts – Nationwide
• J. David Park: International Trade: Trade Remedies & Trade Policy – Nationwide
• Jin-Suk Park: Intellectual Property: Litigation – District of Columbia
• Jennifer Perkins: Real Estate – District of Columbia
• Nancy L. Perkins: Privacy & Data Security: Privacy – Nationwide
• Christopher P. Peterson: Capital Markets: Debt & Equity: Eastern United States – Nationwide
• Sonia Kuester Pfaffenroth: Antitrust – District of Columbia
• Stephanie Wright Pickett: Labor & Employment – Washington
• Raqiyyah Pippins: Advertising: NAD Proceedings – Nationwide; Advertising: Transactional & Regulatory – Nationwide; Food & Beverages: Regulatory & Litigation – Nationwide
• Kathleen Reilly: Accountant and Auditor Liability – Nationwide
• Christopher J. Renk: Intellectual Property: Trademark, Copyright & Trade Secrets – Illinois
• Amy B. Rifkind: Real Estate – District of Columbia*
• Sandra E. Rizzo: Energy: Electricity (Regulatory & Litigation) – Nationwide
• Michael A. Rogoff: False Claims Act – Nationwide; Litigation: White-Collar Crime & Government Investigations – New York
• Carmela T. Romeo: Litigation: General Commercial – New York
• Evan M. Rothstein: Intellectual Property – Colorado
• Eric A. Rubel: Product Liability: Regulatory – Nationwide*
• Gary R. Schall: Startups & Emerging Companies – Nationwide
• Scott B. Schreiber: Insurance: Insurer – District of Columbia
• Christian D. H. Schultz: Litigation: Securities – District of Columbia
• Kenneth L. Schwartz: Real Estate – District of Columbia
• Sean M. SeLegue: Litigation: Appellate – California*
• Ali R. Sharifahmadian: Intellectual Property: Patent Trial and Appeal Board – Nationwide
• Christian D. Sheehan: False Claims Act – Nationwide
• Ethan G. Shenkman: Climate Change – Nationwide; Environment – District of Columbia
• Amanda J. Sherwood: Government Contracts – Nationwide
• Laura Shores: Antitrust: Litigation Specialists – District of Columbia
• Allison W. Shuren: Healthcare – District of Columbia*
• Kelsie Sicinksi: Product Liability: Regulatory – Nationwide
• Howard Sklamberg: Healthcare: Pharmaceutical/Medical Products Regulatory – District of Columbia
• Carey W. Smith: Real Estate – District of Columbia
• Stephanna F. Szotkowski: Litigation: Securities – Illinois
• Matthew Tabas: Antitrust – District of Columbia
• Sonia Tabriz: Government Contracts – Nationwide
• Jeffrey D. Talbert: Environment – New Jersey*; Environment – New York
• Eva Temkin: Healthcare: Pharmaceutical/Medical Products Regulatory – District of Columbia; Life Sciences: Regulatory/Compliance – Nationwide
• Kevin M. Toomey: Financial Services Regulation: Banking (Enforcement & Investigations) – Nationwide
• Katherine Ginzburg Treistman: Litigation: General Commercial – Texas: Houston and Surrounds
• Andrew Varner: Corporate/M&A & Private Equity – District of Columbia
• Jami Vibbert: Privacy & Data Security: Healthcare – Nationwide
• Pallavi Mehta Wahi: Litigation: General Commercial – Washington
• Jessica L. Wang: Product Liability: Regulatory – Nationwide
• David J. Weiner: Litigation: General Commercial – District of Columbia; Transportation: Aviation: Litigation – Nationwide
• Bridget M. Weiss: Tax – District of Columbia
• Matthew M. Wolf: Intellectual Property – Nationwide; Intellectual Property: Litigation – District of Columbia*; Life Sciences: IP/Patent Litigation – Nationwide
• Betty Yan: Corporate/M&A – New Jersey
• Pamela J. Yates: Product Liability & Mass Torts – Nationwide