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Innovative. Integrated. Industry-Focused.

World-class regulatory, litigation and transactional solutions for your most complex challenges.

Innovative. Integrated. Industry-Focused.

World-class regulatory, litigation and transactional solutions for your most complex challenges.

News Recognition

Chambers USA 2025 Ranks 127 Arnold & Porter Lawyers, 70 Practices Learn more

News Intellectual Property

Managing IP Recognizes 17 Arnold & Porter Lawyers as IP Stars Learn more

News Antitrust/Competition

Debbie Feinstein Named to Global Competition Review’s ‘Women in Antitrust 2025’ Report Learn more

Topic

The Second Trump Administration: Insights on New Executive Actions Timely guidance and strategic insights on policy shifts

News Commercial Litigation

Los Angeles Business Journal Names Rhonda Trotter to 2025 ‘Women of Influence: Attorneys’ List Learn more

Critical Compliance Aerospace, Defense & National Security

Guidance Issued to Curb Adversaries' Access to AI Technologies Learn more

Blog eData Edge

Read our latest eData Edge blog, addressing challenges head-on, offering timely insights, best practices, and updates on all aspects of eDiscovery Learn more

Advisory Antitrust/Competition

FTC’s Robinson-Patman Case Against Pepsi Goes Flat Learn more

News Corporate & Finance

Arnold & Porter-Advised Panama Canal Fourth Bridge Project Wins ‘Deal of the Year’ for Infrastructure at 2025 Latin Lawyer Awards Learn More

Arnold & Porter by the Numbers

100K+

2024 Total Pro Bono Hours

Offices Worldwide

162

Chambers-Ranked Lawyers