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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 Commercial Litigation

BTI Consulting Group Names Three Arnold & Porter Attorneys 2025 'BTI Client Service All-Stars' Learn more

News Capital Markets Transactions

Chambers Latin America 2026 Recognizes Arnold & Porter Practices, Lawyers Learn more

News

Best Lawyers in America 2026 Recognizes 164 Arnold & Porter Lawyers Learn more

News

Arnold & Porter Continues West Coast Expansion Learn More

News Korea

Arnold & Porter Helps Secure Major Victory for South Korea in $48.5 Million Arbitration Appeal Learn more

Topic Administrative Law & Regulatory Litigation

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

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

News Corporate & Finance

Arnold & Porter Advises AIIB on $160 Million Climate Infrastructure Facility in Brazil Learn more

News

The American Lawyer Names Arnold & Porter Among Top 10 on 2025 A-List Learn more

Arnold & Porter by the Numbers

100K+

2024 Total Pro Bono Hours

Offices Worldwide

170

Chambers-Ranked Lawyers