Rankings

UK

Leading firm in UK 2026

Top figures

1000

Lawyers

16

Offices

1946

Established Year

Content provided by Arnold & Porter

Contributions and articles

4 Global Practice Guides

Overview

Provided by Arnold & Porter

With over 1,000 lawyers in 16 offices, Arnold & Porter combines sophisticated regulatory, litigation, and transactional capabilities to resolve clients’ most complex issues. We offer an integrated approach spanning more than 40 practice areas. Through multidisciplinary collaboration and focused industry experience, we provide innovative and effective solutions to mitigate risks, address challenges, and achieve successful outcomes.

Key people

Provided by Arnold & Porter

  • Michael D. Daneker

    Global Co-Chair

  • Ellen Kaye Fleishhacker

    Global Co-Chair

Work & experience

Provided by Arnold & Porter

Arnold & Porter’s European practice in London assists clients in a broad range of regulatory, litigation, and corporate transactional matters to overcome the legal, public policy, and regulatory issues they face as they conduct business in the European environment. The practice's core strengths include Antitrust/Competition, Commercial Disputes, Corporate & Finance, IP, International Arbitration, Labour & Employment, Life Sciences, Product Liability, and White‑Collar Defence.

Ranked Offices at Arnold & Porter

Provided by Arnold & Porter

USA - Head office

District of Columbia

601 Massachusetts Avenue, NW, Washington, DC, District of Columbia, USA, 20001-3743, Washington, DC

UK

Greater London

Tower 42, 25 Old Broad Street, London, Greater London, UK, EC2N 1HQ, London

Ranked Departments at Arnold & Porter (6)

London (Firms)

UK-wide

Ranked Individuals at Arnold & Porter (18)

London (Firms)

UK-wide

Top figures

1000

Lawyers

16

Offices

1946

Established Year

Content provided by Arnold & Porter

What success is built on

Chambers is the leading data and intelligence partner for the legal sector.

Explore thought leadership