County of Alameda Administration Building
1221 Oak Street, #536, Oakland, CA 94612
Alameda County Board of Supervisors
Photo of location in Hayward with a photo of Supervisor Richard Valle, District 2.

Please consider using public transit to visit our offices. Select the following link to plan your visit: www.511.org

Contact Us

County Office
1221 Oak Street, #536
Oakland, CA 94612 Map
Phone: 510.272.6692
Fax: 510.271.5115

District Office
24301 Southland Drive, Suite 101
Hayward, CA 94545 Map
Phone: 510.670.6150
Fax: 510.259.0860

Click on a staff member's name below to email them.

Staff Responsibilities
Gabriela Christy
Supervisor's Assistant
  • Newsletter
  • Promotores
  • Scheduling
  • Science in the Park
  • Social Media
  • Town of Sunol Liaison
  • Union City
Ginny DeMartini
District Director
  • Behavioral Health Care
  • Boards and Commissions
  • Cannabis Policy
  • City of Hayward Liaison
  • District Office Management
  • Health Care
  • Housing/Homelessness
  • Social Services
  • Tennyson Corridor Initiative
  • Volunteer Dinner
Maria Long
Supervisor's Assistant
  • Newsletter
  • Special Events
  • Website
Cinthya Muñoz Ramos
Legislative Director
  • Budget
  • Business Outreach
  • City of Newark Liaison
  • City of Union City Liaison
  • Children and Youth
  • Fatherhood Initiative
  • Health Care
  • Immigrant Rights
  • Juvenile Justice
  • Labor
  • Personnel, Administration, Legislation (PAL) Committee
  • Procurement and Contracting Committee
  • State & Federal Legislation
  • Sustainability
  • Union City Kids Zone
  • Workforce Development Board
Chris Miley
Deputy Chief of Staff
  • Alameda Local Agency Formation Commission (LAFCo)
  • Association of Bay Area Governments
  • Budget
  • City of Fremont and Town of Sunol Liaison
  • Land-Use and Transportation Planning
  • Niles Canyon Multi-Use Trail
  • Office Administration
  • Public Protection Committee
  • Seniors/Persons with Disabilities
  • Website and Newsletter