Practice Areas
Benet J. O’Reilly is a leading M&A lawyer with over two decades of experience advising clients on complex, high-stakes transactions. He focuses on public and private M&A, private equity investments, and restructuring matters, with deep expertise in cross-border transactions.
Benet’s practice spans a range of industries, with a focus on technology, life sciences and healthcare. He is known for delivering strategic, practical counsel on transformative deals and navigating clients through challenging regulatory and business dynamics. His recent matters include representing GSK in its acquisitions of Aiolos Bio and Boston Pharmaceuticals’ lead asset; Synopsys in its $35 billion acquisition of Ansys; American Tower in its $10.1 billion acquisition of CoreSite and $3.5 billion acquisition of InSite; and IFF in its $45.4 billion Reverse Morris Trust merger with DuPont’s Nutrition & Biosciences business.
Other notable clients include Goodyear, Juul Labs, Levi Strauss & Co., Post Holdings and Shionogi. Benet is valued for his strategic judgment, calm under pressure, and ability to navigate complex, multijurisdictional transactions.