Michael J. Leon Guerrero

Deputy County Counsel

Michael Leon Guerrero joined the Office of the County Counsel in 2015 and is a member of the Labor and Employment Team.  He advises County departments in all areas of labor and employment law, including hiring, training, evaluation, reasonable accommodation, employee dismissal, and labor relations.  Michael represents the County before the Personnel Board, the Public Employment Relations Board, the Department of Fair Employment and Housing, the Equal Opportunity Employment Commission, private arbitrators, and state and federal courts. 

Michael’s professional expertise includes:

  • Labor and employment laws, including equal opportunity and anti-discrimination laws
  • Employee discipline and discharge advice/hearings/arbitrations/litigation
  • Public Safety Officers Procedural Bills of Rights Act
  • Reasonable accommodation procedures and family and medical leave laws
  • Fair Labor Standards Act
  • Labor negotiations and Project Labor Agreements
  • Meyers-Milias Brown Act
  • Workplace sexual harassment and EEO training
  • Public Employment Retirement System, and the Public Employee Pension Reform Act
  • Land use, planning, and CEQA
  • California Public Records Act and Brown Act


  • University of San Francisco, School of Law, J.D., 1996
  • University of California, Berkeley, B.A., 1990

Professional Associations

  • Judge Pro Tem, San Mateo County Superior Court (2005-2015)
  • Member, Transportation, Public Works and Community Services Committee of the League of California Cities (2014-2015)

Prior Experience

  • Assistant City Attorney at City of Redwood City (2012-2015)
  • Deputy City Attorney at City and County of San Francisco (Airport Team) (2009-2012)
  • Deputy City Attorney at City and County of San Francisco (Labor and Employment Team) (1998-2009)
  • Legal Research Attorney for San Francisco Superior Court Law and Motion Department and Judge David A. Garcia (1996-1998)

©2023 County of Santa Clara. All rights reserved.