A&O Shearman

Firm Profile

Rankings

Global

Awarded leading firm in Global 2026

Chambers and Partners

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Chambers and Partners

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Overview

Provided by A&O Shearman

Firm Details

A&O Shearman was established in 2024 through the merger of Allen & Overy and Shearman & Sterling. The firm boasts nearly 4,000 lawyers worldwide, with 30% in the U.S., 30% in the U.K., and 40% in other major financial centres. It is well-versed in English law, U.S. law, and the laws of dynamic global markets. A&O Shearman aims to deliver exceptional outcomes for complex, multijurisdictional matters and offers unparalleled insight and seamless service. The firm is committed to sustainability and diversity, advising a significant portion of companies listed on major stock exchanges such as NYSE, NASDAQ, and the London Stock Exchange. Its expertise allows it to shape clients' fortunes and innovate in legal practice.

Ranked Offices

Provided by A&O Shearman

Address (A-Z)

UK - Head office

Greater London

One Bishops Square , London, Greater London, UK, E1 6AD, London

www.aoshearman.com

+44 20 3088 0000

Australia

Western Australia

Level 12 Exchange Tower 2 The Esplanade , Perth, Western Australia, Australia, WA 6000, Perth


New South Wales

Level 25 85 Castlereagh Street , Sydney, New South Wales, Australia, NSW 2000, Sydney

Belgium

Antwerp

Uitbreidingstraat 72/b3 , Antwerp, Antwerp, Belgium, 2600, Antwerp


Brussels Capital Region

Tervurenlaan 268A avenue de Tervueren , Brussels, Brussels Capital Region, Belgium, B-1150, Brussels

Brazil

Sao Paulo

Avenida Brigadeiro Faria Lima, 3400 , São Paulo - SP, Sao Paulo, Brazil, 04538-132, São Paulo - SP

China

Beijing

Unit 3209 China Central Place Tower 2 79 Jianguo Road, Chaoyang District , Beijing, Beijing, China, 100025, Beijing


Beijing

46th Floor, China World Tower No. 1 Jian Guo Men Wai Avenue , Beijing, Beijing, China, 100004, Beijing


Hong Kong

21st Floor, Gloucester Tower The Landmark 15 Queen's Road Central, Hong Kong, Hong Kong, China, Hong Kong


Hong Kong

9th Floor Three Exchange Square Central , Hong Kong, Hong Kong, China, Hong Kong


Shanghai

15F, Phase II, Shanghai IFC 8 Century Avenue, Pudong , Shanghai, Shanghai, China, 200120, Shanghai

Czech Republic

Prague

Karolinska 707/7 , Prague, Prague, Czech Republic, 186 00 , Prague

France

Paris

32 rue François 1er , Paris, Paris, France, 75008, Paris


Paris

7 rue Jacques Bingen , Paris, Paris, France, 75017, Paris

Germany

North Rhine-Westphalia

Dreischeibenhaus 1 , Düsseldorf, North Rhine-Westphalia, Germany, 40211, Düsseldorf


Hessen

Bockenheimer Landstrasse 2 , Frankfurt am Main, Hessen, Germany, 60306, Frankfurt am Main


Hessen

Bockenheimer Landstrasse 2-4 , Frankfurt am Main, Hessen, Germany, D-60306, Frankfurt am Main


Hamburg

Kehrwieder 12 , Hamburg, Hamburg, Germany, 20457, Hamburg


Bavaria

Maximilianstraße 35 , Munich, Bavaria, Germany, 80539, Munich

Hungary

Budapest, Capital City

Madách Trade Center Madách Imre út 13-14 , Budapest, Budapest, Capital City, Hungary, H-1075, Budapest

Italy

Lombardy

Via Ansperto, 5 , Milan, Lombardy, Italy, 20129, Milan


Lazio

Corso Vittorio Emanuele II, 284 , Rome, Lazio, Italy, 00186, Rome


Lazio

Via Borgognona 47 , Rome, Lazio, Italy, 00187, Rome

Japan

Tokyo-to

JP Tower 22F 2-7-2 Marunouchi Chiyoda-ku , Tokyo, Tokyo-to, Japan, 100-7022, Tokyo


Tokyo-to

Fukoku Seimei Building, 5th Floor 2-2-2 Uchisaiwaicho Chiyoda-ku , Tokyo, Tokyo-to, Japan, 100, Tokyo

Luxembourg

Luxembourg

5 avenue J.F. Kennedy , Luxembourg, Luxembourg, Luxembourg, L-1855, Luxembourg

Morocco

Grand Casablanca

Anfaplace, Centre d’Affaires, Immeuble A Boulevard de la Corniche , Casablanca, Grand Casablanca, Morocco, 20180, Casablanca

Netherlands

North Holland

Apollolaan 15 , Amsterdam, North Holland, Netherlands, 1077 AB, Amsterdam

Poland

Masovian

Rondo ONZ 1 34th floor , Warsaw, Masovian, Poland, 00-124, Warsaw

Saudi Arabia

Al Riyadh

Kingdom Centre, 24th Floor, King Fahad Road P.O. Box 90217, Riyadh 11613 , Riyadh, Al Riyadh, Saudi Arabia, Riyadh 11613, Riyadh

Singapore

Singapore Island

50 Collyer Quay #09-01 OUE Bayfront , Singapore, Singapore Island, Singapore, 049321, Singapore


Singapore Island

6 Battery Road #25-03 , Singapore, Singapore Island, Singapore, 049909, Singapore

Slovakia

Bratislava Region

Eurovea Central 1 Pribinova 4 , Bratislava, Bratislava Region, Slovakia, 811 09, Bratislava

South Korea

Seoul

Two IFC, 10 Gukjegeumyung-ro, Youngdeungpo-gu , Seoul, Seoul, South Korea, 07326, Seoul

Spain

Madrid

Serrano 73 , Madrid, Madrid, Spain, 28002, Madrid

Thailand

Bangkok

22nd Floor Sindhorn Tower 3 130-132 Wireless Road Lumpini, Pathumwan, Bangkok, Bangkok, Thailand, 10330, Bangkok

UK

Greater London

London, Greater London, UK, E1 6AD, London


Greater London

40 Bank Street , London, Greater London, UK, E14 5DU, London

United Arab Emirates

Abu Dhabi

Etihad Towers, 21st Floor, Office Tower 3 Corniche Road PO Box 2948 , Abu Dhabi, Abu Dhabi, United Arab Emirates, Abu Dhabi


Abu Dhabi

Al Mamoura Building B 5th Floor Muroor Road P.O. Box 7907, Abu Dhabi, Abu Dhabi, United Arab Emirates, Abu Dhabi


Dubai

11th Floor, Burj Daman Building Al Sa'ada Street Dubai International Financial Centre PO Box 506678, Dubai, Dubai, United Arab Emirates, Dubai


Dubai

Dubai International Financial Centre Gate Building Level 15 , Dubai, Dubai, United Arab Emirates, Dubai

USA

Texas

2828 North Harwood Street 18th Floor , Dallas, Texas, USA, 75201, Dallas


Texas

Bank of America Tower 800 Capitol Street, Suite 2200 Houston Texas, Houston, Texas, USA, 77002, Houston


California

1925 Century Park E , Los Angeles, California, USA, 90067, Los Angeles


New York

599 Lexington Avenue , New York, New York, USA, NY 10022-6069, New York


New York

1221 Avenue of the Americas , New York, New York, USA, NY 10020, New York


District of Columbia

1101 New York Avenue, NW , Washington, DC, District of Columbia, USA, 20005, Washington, DC


District of Columbia

401 9th Street, NW, , Washington, DC, District of Columbia, USA, DC, 20004-2128, Washington, DC

Vietnam

Ha Noi

Level 5, Sentinel Place Building 41A Ly Thai To Street, Ly Thai To Ward Hoan Kiem District , Hanoi, Ha Noi, Vietnam, Hanoi


Ho Chi Minh City

39th Floor, Bitexco Financial Tower, 2 Hai Trieu, District 1 , Ho Chi Minh City, Ho Chi Minh City, Vietnam, Ho Chi Minh City

Chambers Laurel

Ranked Departments

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Chambers Laurel

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Contributions

Latest contributions provided by A&O Shearman

Global Practice Guide
Eliana Paredis
Thibault Vroman
Authored by
Eliana Paredis, Thibault Vroman
Article • Feb 2026
Global Practice Guide
Kacper Sobolewski
Krzysztof Popławski
Krystyna Szczepanowska-Kozłowska
Marcin Ziarkowski
Authored by
Kacper Sobolewski, Krzysztof Popławski, Krystyna Szczepanowska-Kozłowska, Marcin Ziarkowski
Article • Dec 2025
Global Practice Guide
John Chua
Josh Tryon
Michael Chernick
Sara Coelho
Authored by
John Chua, Josh Tryon, Michael Chernick, Sara Coelho
Article • Sep 2025

All contributions provided by A&O Shearman

Sort by - Most recent
Title and authorsContent typePublication dateMedia type
Banking & Finance 2025 | Introduction
Authored by: Caroline Chapman, John Chua, Michael Chernick, Maura O’Sullivan
Global Practice Guide Sep 2025 Article
Employment 2025 | Spain | Law and Practice
Authored by: José Antonio Segovia
Global Practice Guide Jul 2025 Article
Blockchain 2025 | USA - New York | Trends and Developments
Authored by: Dario de Martino, Susan Gault-Brown
Global Practice Guide Jul 2025 Article
Cartels 2025 | USA | Trends and Developments
Authored by: Tim Harris, Djordje Petkoski, Matt Modell, Memmi Rasmussen
Global Practice Guide May 2025 Article
Cartels 2025 | USA | Law and Practice
Authored by: Tim Harris, Djordje Petkoski, Matt Modell, Memmi Rasmussen
Global Practice Guide May 2025 Article
Artificial Intelligence 2025 | USA – New York | Trends and Developments
Authored by: Daren Orzechowski, JB Betker, Karen Buzard, Keren Livneh
Global Practice Guide Apr 2025 Article

A&O Shearman