Mike McGuinness is a partner in O’Melveny's Los Angeles office and a member of the Labor and Employment Practice. He regularly advises employers regarding a wide variety of labor and employment issues such as discrimination and harassment, wrongful termination, reasonable accommodation under the disability laws, wage and hour violations, employee leaves, personnel policies and procedures, and other related matters. Mike frequently conducts workplace investigations for employers regarding a wide variety of issues, and assists employers with enforcement proceedings conducted by outside agencies such as the Equal Employment Opportunity Commission, the California Department of Fair Employment and Housing, the National Labor Relations Board, and the National Mediation Board.

Mike has an active employment litigation practice and regularly appears in state and federal court on behalf of his clients. He handles an extensive variety of litigation from large class actions involving discrimination, wage and hour, and unfair competition claims (Business and Professions Code Section 17200), to single-plaintiff wrongful discharge and harassment cases. Mike also arbitrates disputes arising from collective bargaining agreements and pursuant to private arbitration agreements.

Mike is active in the legal community, serving on the Executive Committee of the Labor and Employment Section of the Los Angeles County Bar Association. In addition to his Labor and Employment practice, Mike has played a prominent role on large litigation matters involving antitrust and intellectual property issues.