Patrick J. O'Brien
Managing Partner, Attorney at Becker, Glynn, Muffly, Chassin & Hosinski LLP
About
Patrick J. O'Brien handles mergers and acquisitions and represents non-U.S. companies and individuals on their investments and other activities in the U.S. and other international markets. He has particular depth representing development finance institutions and other investors on debt and equity investments across Latin America. He heads the corporate group at Becker, Glynn, Muffly, Chassin & Hosinski LLP, which he joined in 2003; he became a partner in 2008 and managing partner on January 1, 2026. He earned his J.D. from Columbia University School of Law in 1997 as a Harlan Fiske Stone Scholar and a B.A. from Colgate University in 1991. Corporate finance, project finance, secured and unsecured lending, restructurings and workouts, and investment funds round out a practice built around cross-border deals.
Who is a good fit for Patrick J. O'Brien
- Development finance institutions and other investors making equity investments in Latin America.
- Non-U.S. companies and individuals investing or conducting other activities in the U.S. and international markets.
- Companies working through a merger, an acquisition, or an investment fund.
Education and admissions
- Education
- Columbia University School of Law, J.D., 1997
- Colgate University, B.A., 1991
- Bar admissions
- New York
Recognition
- Harlan Fiske Stone Scholar
Specialties
Deal profile
- Typical deal size
- Any deal size
- Remote work
- In-person / regional