Arnold & Porter

Innovative. Integrated. Industry-Focused.

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

Our Integrated Offering

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.

Our Integrated Offering

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.

White Collar Defense & Investigations

Welcome Valarie Hays, Former AUSA in Chicago

» See how her experience (17 jury trials, 150+ crim./corp. investigations) better serves clients.

Intellectual Property

Heraeus Prevails in ITC Trade Secret Litigation

» Read more about this German technology group’s important win.

International Arbitration | Recognition

Named to Global Arbitration Review’s 2021 List of Top 30 Firms in the World

»See our tipping points—including “a longer winning streak” than any other firm named.

Legislative & Public Policy | Multipractice

Helping Clients Anticipate and Respond to the Changing Landscape

» See how to better navigate Biden’s sweeping reforms.

White Collar Defense & Investigations

Stay Sharp: Fight to End SEC’s BSA “Enforcement” | More Aggressive FCPA Enforcement on the Way

» Get our Enforcement Edge blog for insights into existing and emerging trends.

Diversity & Inclusion

Associate Advancement Academy for Excellence Fellows Announced

» See how our NBA partnership supports Black lawyer retention/advancement.

Environmental | Climate Change

What’s on the Horizon: Proposed ESG Disclosure Requirements for Financial Institutions | Clean Water Act Section 401 Rule

» Subscribe to our Environmental Edge blog and never miss an update.

Multipractice

Visit Our Coronavirus (COVID-19) Legal Resources Page

Wildlife and Timber Trade
Enforcement & Compliance

Navigating the Complex Laws and Treaties Regulating Global Trade in Wildlife and Timber

» See how our deep experience can better protect your imports and supply chain.

Further Reading

Arnold & Porter by the Numbers

121k

Pro Bono Hours in 2020

13

Offices Worldwide

123

Chambers-Ranked Attorneys