About Leigh Oliver

Leigh Oliver is a partner in Clifford Chance’s US antitrust practice. Leigh specialises in antitrust issues ranging from bet-the-company merger control matters to state and federal antitrust investigations. She has two decades of experience advising clients in heavily scrutinised industries, including healthcare, life sciences, aerospace and defence, and industrials. Leigh regularly represents clients before federal and state antitrust agencies and in merger litigation in federal court.


Contributions to Global Practice Guide