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Contact details

Allen & Overy LLP
One Bishops Square
E1 6AD
United Kingdom

Telephone icon+44 203 088 4187
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  Brandon O'Neil



Brandon’s practice focuses on regulatory investigations and litigation, and includes the representation of both institutions and individuals in complex regulatory investigations, securities laws enforcement actions and internal investigations. Brandon also has experience in investment treaty arbitration and complex commercial litigation.

Professional qualifications

Admitted: Bar of the State of New York, 2009

Admitted: U.S. District Court, Southern District of New York, 2009  

Admitted: England & Wales, 2018

Academic qualifications

J.D., Columbia Law School, 2008

M.A., University of Wyoming, 2004 

B.A., University of Wyoming, Phi Beta Kappa, 1999

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