About Leigh Oliver

Leigh Oliver is a partner and Head of Clifford Chance’s US Antitrust practice and Co-Head of the global Healthcare & Life Sciences sector. She specialises in antitrust issues ranging from bet-the-company merger control matters to state and federal antitrust investigations. She has over two decades of experience in advising clients in heavily scrutinised industries, including healthcare and life sciences, aerospace and defence, and industrials. She regularly represents clients before federal and state antitrust agencies and in merger litigation in federal court. Leigh has been independently recognised by leading publications, including a long-term ranking for antitrust (District of Columbia) in the Chambers USA Guide.