JOHN F. O’SULLIVAN

JOHN F. O’Sullivan is a partner at Hogan Lovells, and practices in the firm’s Miami and New York offices. He is a leading trial lawyer who handling high-stakes business disputes for top global clients.

Chambers and Partners describes him as a “strong presence” in the courtroom who is “brilliant at breaking down complex problems so they are easy to understand.” Other clients note that he offers “brilliantly concise courtroom and written advocacy, and high-level strategic and tactical insight.” He has more than 25 years of experience litigating a wide range of complex commercial matters.

Whether it’s breach of contract and tortious interference claims, or patent, trademark, and copyright litigation, O’Sullivan’s vast experience helps him help clients. He also handles trade secret and Lanham Act actions; unfair competition, price fixing, and monopoly claims; and real estate, banking, and construction litigation.

O’Sullivan is also actively involved in securities and corporate governance disputes and professional negligence and malpractice matters.

Numerous guides identifying top lawyers include O’Sullivan, such as Chambers USA, The Best Lawyers in America, Super Lawyers and Florida Trend’s Legal Elite.

O’Sullivan is also dedicated to pro bono.

Many legal services organizations have awarded and recognized him for his efforts on behalf of pro bono clients.

O’Sullivan earned a BA, cum laude, from the University of Massachusetts Amherst, and a JD, with honors, from The George Washington University Law School.