Michael J. Sheehan concentrates his practice on employment litigation with a focus on prosecuting and defending unfair competition litigation involving large scale raiding, inevitable disclosure of trade secrets, breach of fiduciary duty and non-compete agreements. A nationally recognized litigator, Michael has extensive courtroom experience, having tried dozens of cases to verdict across the United States. He has acted as lead counsel and successfully defended private and public companies against age, gender, race, retaliation, sexual harassment and trade secret/raiding cases. He has also litigated numerous large scale wage and hour class actions in state and federal court.

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  • Chambers USA 2012 to 2019, Illinois Labor & Employment
  • The Legal 500 US 2019
  • American Lawyer Media, Top Lawyers in Illinois
  • Super Lawyers Top Rated Employment & Labor Attorney in Chicago, IL, 2005 and 2012 to 2019
  • Chicago Magazine, Top Attorneys in Illinois, 2019


  • American Bar Association, member
  • New York State Bar Association, member
  • Wake Forest University, Law Board of Visitors


Wake Forest University School of Law, JD, 1984
Hillsdale College, BA, cum laude, 1981

New York

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Michael J. Sheehan

Insights & Events / Media

Resource Centers / March 2020

Chicago, IL / McDermott Event / October 10, 2019

International News / September 2019

Employment & Labour Law 2019 / December 2018