Mike DeRita represents clients in high-stakes antitrust and competition matters, with a focus on merger investigations, litigation, and compliance. Drawing on experience at both the Federal Trade Commission (FTC) and the Department of Justice (DOJ), he provides practical, strategic counsel on merger clearance and antitrust compliance across a wide range of industries, including healthcare, energy, retail, media, transportation, and technology.

Michael O’Mara represents clients in all areas of antitrust law, including litigation, merger control, investigations, and counseling. He has experience with both domestic and cross-border M&A transactions, representing clients before the U.S. Department of Justice, Federal Trade Commission, and competition regulators in Europe, China, Korea, Japan, India, and other jurisdictions.

Angela Farren is an associate in Axinn's Antitrust group. Angela has experience representing clients on a diverse array of complex antitrust litigation and transactional matters, including federal and state class actions brought by private plaintiffs, government investigations, and merger reviews. Angela has handled matters across a wide range of industries including technology, energy, and real estate.

Mary Helen Wimberly is a highly accomplished litigator who specializes in antitrust law, appellate practice, and government process and negotiations.  She draws on her extensive experience working for the federal government – including as an Associate Deputy Attorney General at the U.S. Department of Justice (DOJ), as a trial and appellate attorney in DOJ’s Antitrust Division, and as a counsel to the U.S. House of Representatives’ Committee on the Judiciary – to advise clients and represent them in high-stakes investigations, trials, and appeals. Her strategic insights help clients navigate the most challenging regulatory environments and enforcement actions.

Maryanne Magnier is an associate in the Antitrust group. 

Sam Taylor leverages his private, government, and nonprofit sector experience to advocate on behalf of clients in high-stakes antitrust litigation and government investigations, as well as to secure clearances for domestic and cross-border mergers and acquisitions.

Mike DeRita represents clients in high-stakes antitrust and competition matters, with a focus on merger investigations, litigation, and compliance. Drawing on experience at both the Federal Trade Commission (FTC) and the Department of Justice (DOJ), he provides practical, strategic counsel on merger clearance and antitrust compliance across a wide range of industries, including healthcare, energy, retail, media, transportation, and technology.

Michael O’Mara represents clients in all areas of antitrust law, including litigation, merger control, investigations, and counseling. He has experience with both domestic and cross-border M&A transactions, representing clients before the U.S. Department of Justice, Federal Trade Commission, and competition regulators in Europe, China, Korea, Japan, India, and other jurisdictions.