Region 1: San Mateo & Santa Clara

Chapters in Region 1

The employer I work for is in:

Events & News in Region 1

Union Offices in Region 1: Redwood City | San Jose

News in Region 1


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Steward WorkshopsSteward Workshops
SEIU 521’s Education & Training Committee is proud to sponsor Steward Workshop series. Our union is growing. With the help of our dedicated members and shop stewards, SEIU Local 521 will continue to direct the power of our union back into the workplace where it belongs. Any SEIU 521 member can attend these free training workshops. Sign up now!

Events in Region 1 | More news in Region 1

Hector San Roman, Region 1 Vice President

Welcome to the Region 1 section. Hector San Roman, Social Worker Coordinator I for Santa Clara County, is our Region 1 Vice President.
Region 1 covers workers in both Santa Clara and San Mateo counties. We represent approximately 18,000 workers from 43 different chapters, including city workers, county workers, schools workers and much more. Take a look around the site and learn more about your contract; your chapter leadership; and important meetings and events that are coming up. Thank you.

Meet SEIU 521 Local-wide Officers, Executive Delegates, and Trustees (2016–2019)


Chapters in San Mateo County:  

Chapters in Santa Clara County:  

Achieve Kids
American Red Cross – Silicon Valley
Appraisers – California Association of Real Estate Appraisers
Campbell Union High School District
Community Child Care Council of Santa Clara County, Inc. (4Cs)
Community Solutions
Cupertino Union School District
Gardner Health Services
Hope Services
Housing Authority of the County of Santa Clara (HACSC)
Humane Society Silicon Valley
Institute on Aging
Laid-Off Workers
Law Foundation of Silicon Valley
Mexican American Community Service Agency (MACSA)
Momentum for Mental Health
Mountain View, City of
Orchard School District
Palo Alto, City of
Pathways Private Duty
Rebekah Children’s Services
San Andreas Regional Center (SARC)
Santa Clara County
Santa Clara County Office of Education (SCCOE)
Santa Clara County Superior Court Reporters
Santa Clara Family Health Plan (SCFHP)
Santa Clara Retirees
Santa Clara Valley Transportation Authority (VTA)
Stars Behavioral Health Group
Sunnyvale, City of

Union Offices in Region 1:  

558 Brewster Ave, Suite 100, Redwood City, CA 94063
Phone: (650) 801-3500 | Fax: (650) 595-1930
By appointment only.

2302 Zanker Road, San Jose, CA 95131 (map)
Phone: (408) 678-3300 | Fax: (408) 954-1538  

Events in Region 1:  

RSVP: For San Jose, or (408) 678-3300;
For Redwood City, or (650) 801-3500.

Region 1 Officer Meetings
Region 1 officer meetings will be scheduled soon.

Steward Trainings in Redwood City and San Jose
Sign up now

Caucuses & Committees Monthly Meetings  

  • AFRAM Caucus: 2nd Thursday of the month, 5:30-8 p.m. in San Jose office.
  • APALA Caucus: 3rd Saturday of every month, from noon to 2:00 p.m.
  • COPE Meetings:
    San Jose COPE Meeting
    1st Tuesday of the month, 5:30 p.m. RSVP (408) 678-3300 or
    Redwood City COPE Meeting
    2nd Thursday of the month, 5:30 p.m.  RSVP to or call (650) 801-3500.
  • Latino Caucus: 2nd Saturday, 10 a.m-Noon in San Jose office, or by teleconference: 888-296-1938; participant # 105331.
  • People Working With Disabilities (PWD):
    SEIU Local 521 PWD Meeting – 2nd Wednesday in ODD MONTHS in San Jose, or by teleconference: 1-877-433-9648; Participant Code # 121707
    SEIU National PWD Meeting – 2nd Tuesday, noon-1:00 p.m. in San Jose office, or by teleconference: 1-877-433-9648; Participant Code # 121707
  • Retiree Caucus Meeting: Third Thursday of the month, 11:00 a.m.-1:00 p.m. in San Jose office (Training Room). Please RSVP no later than 2 days prior to the meeting for food at (408) 678-3300.
  • Social and Economic Justice (SEJ) Committee: 2nd Monday, 5:30 p.m. in San Jose office, or by teleconference: 1-888-296-1938; Participant Code # 825053.




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