Drew Cypher advises clients on complex antitrust matters, with a particular focus on civil antitrust litigation and regulatory approval for mergers and acquisitions (M&A). Drew has guided companies through U.S. and cross-border merger review, including regulatory scrutiny of significant strategic transactions, and has advised private equity firms and their portfolio companies on the Hart-Scott-Rodino (HSR) review process. He has also represented clients in criminal antitrust investigations, supporting defense strategy, government-facing advocacy, and responses to investigative demands.