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Innovative. Integrated. Industry-Focused.

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

  • Regulatory

    Sector-specific expertise to support virtually every aspect of your regulated business activities.

  • Litigation

    Combining creative litigation strategies with business practicality to resolve high-stakes disputes.

  • Transactional

    Trusted advisors for our clients' most complex transactions.

Innovative. Integrated. Industry-Focused.

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

  • Regulatory

    Sector-specific expertise to support virtually every aspect of your regulated business activities.

  • Litigation

    Combining creative litigation strategies with business practicality to resolve high-stakes disputes.

  • Transactional

    Trusted advisors for our clients' most complex transactions.

News Commercial Litigation

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

News Antitrust/Competition

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

Webinar Consumer Products & Retail

Emerging Risks With Microplastics: What Consumer Product Companies Need To Know Learn more and register

Topic

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

News Intellectual Property

2025 IFLR Americas Awards Recognize Arnold & Porter for ‘Private Equity Deal of the Year’ Learn more

Critical Compliance White Collar Defense & Investigations

New Guidance from the UK's Serious Fraud Office 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 Legislative & Public Policy

Capital Snapshot: A Monthly Overview of the Issues, Events, and Timelines Driving Federal Policy Decisions 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

Further Reading

Arnold & Porter by the Numbers

100K+

2024 Total Pro Bono Hours

15

Offices Worldwide

155

Chambers-Ranked Lawyers