

United States
Our New York and Washington, D.C. offices are the core of the global U.S. practice with more than 175 of our U.S. qualified lawyers based there.
Our attorneys handle the most sophisticated and complex domestic and cross-border transactions and cases for our U.S. and non-U.S. clients. We provide a wide range of comprehensive legal services to the world's leading financial institutions, global corporations, funds and multilateral agencies.
As more than 65% of our work involves more than two countries, our U.S. practice is fully integrated with our offices in Europe, Asia, South America, Australia and Africa to provide our international and domestic clients with seamless solutions and a global reach that is unmatched by any other U.S. firm.
Our attorneys include some of the country's leading practitioners that have been recommended by peers and clients in legal and industry publications.
Key contacts
Our experience
- Bank of China
- ENGIE Mexico
- Metro de Bogotá
- Terminal 1 at JFK airport
- Covered bond programs
- OneWeb Satellites
- Fresenius SE & Co. KGaA and Fresenius Medical Care & Co.
- Federal antitrust class actions
- Smithfield Foods acquisition
- Ernst & Young and Nortel Networks Corporation
- Cartel investigations
- ISDA
- ConRAC Consolidated Rental Car Facilities
- Novartis AG
- Lone Star Real Estate Funds
- JPMorgan Chase & Co.
- Volcker Rule
- SAP's acquisition of SuccessFactors Inc.
- GE Oil & Gas
- Richard Fuld
Bank of China
ENGIE Mexico
Metro de Bogotá
Terminal 1 at JFK airport
Covered bond programs
OneWeb Satellites
Fresenius SE & Co. KGaA and Fresenius Medical Care & Co.
Federal antitrust class actions
Smithfield Foods acquisition
Ernst & Young and Nortel Networks Corporation
Cartel investigations
ISDA
ConRAC Consolidated Rental Car Facilities
Novartis AG
Lone Star Real Estate Funds
JPMorgan Chase & Co.
Volcker Rule
SAP's acquisition of SuccessFactors Inc.
GE Oil & Gas
Richard Fuld
Our offices

-
New York
Allen & Overy LLP
1221 Avenue of the Americas
New York
NY 10020
- +1 212 610 6300
- Send email
- View on map

-
Washington, D.C.
Allen & Overy LLP
1101 New York Avenue, NW
Washington, D.C.
20005
- +1 202 683 3800
- Send email
- View on map
News & insights

News: 14 JANUARY 2021
Our New York team has been recognized once again as being among the leading advisers across the North American leveraged finance market, according to data published by Debtwire.
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News: 14 DECEMBER 2020
Allen & Overy adds real estate capabilities to U.S. transactional practices with new partner hire
Allen & Overy today announced that Adam Sofen has joined the firm from Sullivan & Cromwell LLP as a partner based out of A&O’s New York offices. Sofen’s practice focuses on the commercial real estate…
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News: 03 DECEMBER 2020
A&O Advises Macquarie on $1.7 billion Acquisition of Waddell & Reed Financial, Inc.
Allen & Overy (“A&O”) has advised Macquarie Asset Management, the asset management division of Macquarie Group (ASX: MQG; ADR: MQBKY), on its agreement to acquire Waddell & Reed Financial, Inc. (NYSE:…
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Publications: 23 NOVEMBER 2020
In this podcast Yannis Manuelides, head of Allen & Overy’s Sovereign Debt practice, is interviewed by Mitu Gulati of Duke Law School and Mark Weidemaier of UNC Law School.
Read moreDownload our office brochure

Introducing our offices in New York and Washington, D.C.
Recognition
The team has tremendous subject matter expertise and they have distinguished themselves in terms of knowledge.
Chambers USA Guides
They can cut to the heart of the matter and help the business people focus on what really matters and get to a deal. It's that commercial aspect that sets them apart.
Chambers USA Guides
They have a broad global reach, and so whenever there are pieces that are outside of the US I know I have my one go-to person here who can leverage relationships across the globe.
Chambers USA Guides
What they do as a practice is take the time to understand the business of the institutions they are dealing with. They give advice which makes sense under the framework in which you work.
Chambers USA Guides
Media contact
