About
A&O Shearman was formed in 2024 via the merger of two historic firms, Allen & Overy and Shearman & Sterling.
With nearly 4,000 lawyers globally– 30% in the U.S., 30% in the U.K. and 40% across other major financial centers – we are equally fluent in English law, U.S. law and the laws of the world’s most dynamic markets.
A firm built to achieve unparalleled outcomes
This combination creates a new kind of law firm, one built to achieve unparalleled outcomes for our clients’ most complex, multijurisdictional matters – everywhere in the world.
A firm that advises at the forefront of the forces changing the current of global business and is unrivalled in its global strength.
A firm that delivers unmatched insight with seamless services
A firm whose teams deliver unmatched insight with seamless service. A firm with a strong values and a commitment to sustainability, where diverse individuals, perspectives and backgrounds belong, excel, and make a decisive difference.
Our lawyers have long enjoyed a reputation for cultivating powerful relationships, thriving on seamless collaboration with each other and with their clients and earning the right to be trusted advisors.
Collective experience with many of the world’s most influential companies
Our clients benefit from the collective experience of teams who work with many of the world’s most influential companies and institutions, and have a history of precedent-setting innovations.
Together our lawyers advise more than a third of NYSE-listed businesses, a fifth of the NASDAQ and a notable proportion of the London Stock Exchange, the Euronext, Euronext Paris and the Tokyo and Hong Kong Stock Exchanges.
A firm with the power to shape our clients’ fortunes
This experience and expertise creates a firm with the power to shape our clients’ fortunes and apply the law in groundbreaking ways – whether through innovative thinking or new products, services and technologies.
Ranked Offices
Provided by A&O Shearman
- LondonOne Bishops Square , London, Greater London, UK, E1 6AD
- Web: www.aoshearman.com
- Tel: +44 20 3088 0000
- View ranked office
- PerthLevel 12 Exchange Tower 2 The Esplanade , Perth, Western Australia, Australia, WA 6000View ranked officeSydneyLevel 25 85 Castlereagh Street , Sydney, New South Wales, Australia, NSW 2000View ranked office
- BrusselsTervurenlaan 268A avenue de Tervueren , Brussels, Brussels Capital Region, Belgium, B-1150View ranked office
- São Paulo - SPAvenida Brigadeiro Faria Lima, 3400 , São Paulo - SP, Sao Paulo, Brazil, 04538-132View ranked office
- BeijingUnit 3209 China Central Place Tower 2 79 Jianguo Road, Chaoyang District , Beijing, Beijing, China, 100025View ranked officeBeijing46th Floor, China World Tower No. 1 Jian Guo Men Wai Avenue , Beijing, Beijing, China, 100004View ranked officeHong Kong21st Floor, Gloucester Tower The Landmark 15 Queen's Road Central, Hong Kong, Hong Kong, ChinaView ranked officeShanghai15F, Phase II, Shanghai IFC 8 Century Avenue, Pudong , Shanghai, Shanghai, China, 200120View ranked office
- Frankfurt am MainBockenheimer Landstrasse 2 , Frankfurt am Main, Hessen, Germany, 60306View ranked office
- BudapestMadách Trade Center Madách Imre út 13-14 , Budapest, Budapest, Capital City, Hungary, H-1075View ranked office
- TokyoFukoku Seimei Building, 5th Floor 2-2-2 Uchisaiwaicho Chiyoda-ku , Tokyo, Tokyo-to, Japan, 100View ranked office
- CasablancaAnfaplace, Centre d’Affaires, Immeuble A Boulevard de la Corniche , Casablanca, Grand Casablanca, Morocco, 20180View ranked office
- RiyadhKingdom Centre, 24th Floor, King Fahad Road P.O. Box 90217, Riyadh 11613 , Riyadh, Al Riyadh, Saudi Arabia, Riyadh 11613View ranked office
- Singapore50 Collyer Quay #09-01 OUE Bayfront , Singapore, Singapore Island, Singapore, 049321View ranked office
- BratislavaEurovea Central 1 Pribinova 4 , Bratislava, Bratislava Region, Slovakia, 811 09View ranked office
- Johannesburg6th Floor 90 Grayston, 90 Grayston Drive, Sandton , Johannesburg, Gauteng, South Africa, 2196View ranked office
- SeoulTwo IFC, 10 Gukjegeumyung-ro, Youngdeungpo-gu , Seoul, Seoul, South Korea, 07326View ranked office
- Bangkok22nd Floor Sindhorn Tower 3 130-132 Wireless Road Lumpini, Pathumwan, Bangkok, Bangkok, Thailand, 10330View ranked office
- Abu DhabiAl Mamoura Building B 5th Floor Muroor Road P.O. Box 7907, Abu Dhabi, Abu Dhabi, United Arab EmiratesView ranked officeDubai11th Floor, Burj Daman Building Al Sa'ada Street Dubai International Financial Centre PO Box 506678, Dubai, Dubai, United Arab EmiratesView ranked officeDubaiDubai International Financial Centre Gate Building Level 15 , Dubai, Dubai, United Arab EmiratesView ranked office
- HoustonBank of America Tower 800 Capitol Street, Suite 2200 Houston Texas, Houston, Texas, USA, 77002View ranked officeWashington, DC1101 New York Avenue, NW , Washington, DC, District of Columbia, USA, 20005View ranked office
- HanoiLevel 5, Sentinel Place Building 41A Ly Thai To Street, Ly Thai To Ward Hoan Kiem District , Hanoi, Ha Noi, VietnamView ranked officeHo Chi Minh City39th Floor, Bitexco Financial Tower, 2 Hai Trieu, District 1 , Ho Chi Minh City, Ho Chi Minh City, VietnamView ranked office