Mr Michael Cohen > Sheppard, Mullin, Richter & Hampton LLP > Washington DC, United States > Lawyer Profile

Sheppard, Mullin, Richter & Hampton LLP
United States

Work Department

Antitrust and International Competition


Michael Cohen is a partner with Antitrust and International Competition Practice Group in the firm’s Washington, D.C. office.


After beginning his career in law enforcement as an Assistant Special Prosecutor, Mr. Cohen has practiced all dimensions of competition law defending multinational clients without borders across continents in business conduct cases and investigations. He is among a short list of lawyers who have successfully defended mergers through trial and appeal in the United States, including serving as co-lead counsel to Western Refining in its acquisition of Giant Industries, which proceeded from complaint through trial in twenty-one days and through appeal in less than fourteen days. His practice includes concentrated experience representing clients in high tech, software, oil and gas, heavy manufacturing, food processing, broadcast, digital media, and healthcare industries. In addition, he helped pioneer a novel trade regulation practice area bridging environmental organizations and stakeholders with industry in sustainability joint ventures. Chambers USA noted that “he is a well-regarded antitrust practitioner who is credited by clients for being ‘very thoughtful and willing to bounce ideas around.’” Mr. Cohen is a professor at the Monterey College of Law, where he teaches core curriculum courses in Constitutional Law and Business Organizations. He also hosts the BizLaw and VoiceAmerica network International Business Corner segment of On the Law, a syndicated radio program reaching more than 1,100 stations across the world (including more than 300 across the United States).


J.D., Washington and Lee University – School of Law, 1990, magna cum laude, Order of the Coif, Lead Articles Editor, Washington & Lee Law Review; B.A., Virginia Tech, 1987

Lawyer Rankings

United States > Antitrust > Cartel

Sheppard, Mullin, Richter & Hampton LLP‘s Michael Cohen is currently leading a team, which includes Los Angeles’ Leo Caseria, in the defense of Reynolds and Reynolds against state and federal antitrust claims filed by automobile dealers, data brokers and automotive software providers in consolidated multi-district litigation. In San Francisco, practice head Michael Scarborough, of counsel Gary Halling and special counsel James McGinnis defended Samsung in a grand jury criminal price-fixing investigation launched by the DOJ as well as various international investigations and related civil claims. Century City-based David Garcia and San Francisco-based Dylan Ballard are also key contacts.

United States > Antitrust > Civil litigation/class actions: defense

Michael Scarborough leads Sheppard, Mullin, Richter & Hampton LLP‘s antitrust and competition practice from San Francisco and successfully defended Samsung against boycott and monopsonization claims brought by a non-practicing entity relating to the client’s acquisition and licensing of smartphone patents. Michael Cohen sits in Washington DC and is currently representing Reynolds and Reynolds in state and federal antitrust conspiracy and monopoly claims brought by automobile dealers and software providers. On the healthcare side, David Garcia is acting for Humboldt Medical Specialists and individual doctors with regard to a complaint filed by a competitor alleging one of the client’s hospitals and doctors conspired to stifle competition for outpatient medical lab testing by misleading customers and defaming its competitors. Special counsel James McGinnis and Dylan Ballard are key contacts in the San Francisco office, as is Leo Caseria in Los Angeles.