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Arnold & Porter

Firm Profile

Rankings

Awarded leading firm in UK 2026

Ranked Departments:

Learn more about Chambers Rankings

Ranked Individuals:

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Ranked Offices

Provided by Arnold & Porter

USA - Head office

District of Columbia

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

www.arnoldporter.com

+1 202 942 5000

UK

Greater London

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

Ranked Departments

4
Corporate Crime & Investigations
2 Ranked lawyers, London (Firms)
4
Financial Crime: Individuals
2 Ranked lawyers, London (Firms)
1
Life Sciences: Product Liability
2 Ranked lawyers, UK-wide
1
Life Sciences: Regulatory
1 Ranked lawyer, UK-wide
2
International Arbitration: Investor-State Arbitration
UK-wide
4
Public International Law
2 Ranked lawyers, UK-wide

Ranked Individuals

1
Kathleen Harris
Corporate Crime & Investigations, London (Firms)
3
Jane Wessel
Competition Law: Private Enforcement: Claimant, London (Firms)
3
Kathleen Harris
Financial Crime: Individuals, London (Firms)
3
Sean Curran
Financial Crime: Individuals, London (Firms)
4
Beatriz San Martín
Intellectual Property, London (Firms)
4
Henry Clinton-Davis
Employment: Employer, London (Firms)
4
Sean Curran
Corporate Crime & Investigations, London (Firms)
5
Charlotte Mallorie
Commercial and Corporate Litigation, London (Firms)
5
John Schmidt
Competition Law, London (Firms)
1
Adela Williams
Life Sciences: Product Liability, UK-wide
1
Adela Williams
Life Sciences: Regulatory, UK-wide
3
Ewan Townsend
Life Sciences: Transactional, UK-wide
3
Patricio Grané Labat
Public International Law, UK-wide
4
Álvaro Nistal
Public International Law, UK-wide
5
Patricio Grané Labat
International Arbitration, UK-wide
6
Álvaro Nistal
International Arbitration, UK-wide
6
David Reed
International Arbitration, UK-wide
Bart Wasiak
International Arbitration, UK-wide
Libby Amos-Stone
Life Sciences: Product Liability, UK-wide

Contributions

Latest contributions provided by Arnold & Porter

Global Practice Guide

Financial Services Regulation 2025
USA | Law and Practice

Authored by

Anthony Raglani, David F. Freeman, Jr, Michael A. Mancusi, Amber A. Hay

Article • Oct 2025

Global Practice Guide

Financial Services Regulation 2025
USA | Trends and Developments

Authored by

Erik Walsh, James P. Bergin, Richard M. Alexander, Kevin M. Toomey

Article • Oct 2025

Global Practice Guide

Life Sciences 2025
USA | Law and Practice

Authored by

Daniel Kracov, David Marsh, Alice Ho

Article • Mar 2025

All contributions provided by Arnold & Porter

Title and authors	Content type	Publication date	Media type
Life Sciences 2025 \| UK \| Law and Practice Authored by: Adela Williams, Ewan Townsend, Jackie Mulryne, Libby Amos-Stone	Global Practice Guide	Mar 2025	Article

Arnold & Porter