Frank Ren regularly counsels clients in connection with a variety of antitrust and competition issues, especially in the areas of healthcare and pharmaceuticals. Frank advises clients on merger clearance issues and is an authority in the response process and strategy for second requests and civil investigative demands issued by federal antitrust regulators, as well as requests under state-law “mini-HSR Acts.” Frank represents clients in high-stakes antitrust disputes at every stage of litigation, including dispositive motion practice, fact and expert discovery, class certification, settlement, trial, and appeal. Frank advises clients with respect to managing antitrust risk and promoting effective antitrust compliance practices.