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Stephen Besen


New York

Besen Stephen
Stephen Besen


New York

Stephen is a partner in the M&A practice, based in New York. He has over 35 years of experience representing clients in complex cross-border public and private M&A transactions. Clients rely on his broad-based experience in structuring and negotiating acquisitions, dispositions and joint ventures, as well as advising on general corporate legal matters.

Stephen has been recognized as one of the leading lawyers in corporate/M&A and private equity by Chambers USA and Legal 500. In 2008, Stephen was named “Dealmaker of the Year” by The American Lawyer for his role advising SABIC on the $11.6 billion acquisition of GE Plastics.

He regularly represents financial institutions, asset management firms and industrial/infrastructure clients in Asia, Europe and the United States.

Experience highlights



Corporate and M&A


Private Equity


New York

Allen & Overy LLP
1221 Avenue of the Americas
New York
NY 10020

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Admitted: Bar of the State of New York, 1984


S.B. Management and Economics, Massachusetts Institute of Technology, Cambridge, Massachusetts, 1980

J.D., Harlan Fiske Stone Scholar, Columbia University School of Law, New York, New York, 1983


The U.S. M&A Practice is ranked as Highly Regarded

Chambers USA: Mergers & Acquisitions, 2018

News & insights

A metal staircase against a white concrete wall

Publications: 22 SEPTEMBER 2020

The European Commission’s evaluation of the antitrust rules on vertical agreements: where are we heading?

The European Commission’s evaluation of the Vertical Block Exemption Regulation and the Vertical Guidelines has shown that, whilst these tools continue to serve a useful purpose, there is room for…

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Publications: 21 SEPTEMBER 2020

Podcast: Indonesia’s proposed Omnibus Law - what to expect

In this episode, G&R Airtime discusses Indonesia’s proposed Omnibus Law, which aims to consolidate numerous provisions across various industry sectors into one, overarching law. 

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A major road intersection

Publications: 08 JULY 2020

U.S. M&A: the land of opportunity meets challenges

The impact on U.S. transactions has been severe, with activity unlikely to recover until market conditions stabilise. But opportunities are emerging for certain players.

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Publications: 21 APRIL 2020

Covid-19 coronavirus: SEC public company disclosure considerations

US public companies and other companies with SEC reporting obligations (including foreign private issuers with US listings) have an obligation to ensure the accuracy and completeness of their public…

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