Jason Guyser

Sheppard, Mullin, Richter & Hampton LLP

$ $$$

Town Center Drive 650
Costa Mesa 92626 CA US

Jason M. Guyser is an associate in the Labor and Employment Practice Group in the firm’s Orange County office. Mr. Guyser devotes his practice to the zealous representation of employers in all labor and employment law related matters. Mr. Guyser has experience defending employers against individual and class claims in state and federal courts as well as in arbitration.

Mr. Guyser specializes in defending against alleged violations of wage and hour laws, claims of discrimination, harassment, retaliation, wrongful termination, breach of contract and other related matters. Mr. Guyser also has extensive experience in securing protective restraining orders on behalf of employers to prevent workplace harassment by former employees.

In addition to his experience before judicial and arbitral forums, Mr. Guyser has experience representing employers before various governmental agencies including the Department of Fair Employment and Housing (DFEH), the Department of Industrial Relations, the Employment Development Department (EDD), and the California Unemployment Insurance Appeals Board.

Although Mr. Guyser ardently defends employers in litigation, Mr. Guyser strives to assist clients in avoiding litigation by regularly advising clients in their day to day operations. Mr. Guyser helps employers traverse the intricate and complex web of employment statutes and regulations by regularly drafting various policies and procedures and employee handbooks in compliance with state and federal law.


  • J.D., University of Washington, 2007


  • California
  • U.S. District Court for the Northern, Central, and Southern Districts of California United States Court of Appeals for the Ninth Circuit


  • Successfully defeated class certification of all eight counts in a wage and hour class action before Orange County Superior Court on behalf of a national clothing retailer.
  • Briefed and successfully opposed appeal before Ninth Circuit Court of Appeals regarding proper statutory interpretation resulting in dismissal of entire case.
  • Tried case in Arbitration regarding breach of contract and severance payments with favorable results for employer.
  • Procured permanent restraining orders on behalf of two separate employers preventing former employees from harassing or contacting current employees and from coming within a certain distance of the employers’ premises for the maximum allowable statutory time of three years.


  • Member, Orange County Bar Association, Labor and Employment Section
  • Member, American Bar Association


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Town Center Drive 650
Costa Mesa 92626 CA US
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Lina Stillman

Broadway 42
New York 10006 NY US