County of San Mateo: Detailed Company Information & Corporate Profile
Summary
County of San Mateo, headquartered in Redwood City, CA, operates as an independent civil‑service entity founded in 1856 that serves the San Francisco Bay Area. With a workforce between 5,000 and 10,000 employees, it generates revenue ranging from $100 k to $5 m and is classified under SIC code 8600.
The county’s service portfolio spans government administration, health care, finance, public safety, law enforcement, social work, elections, legal services, parks, environmental services, human resources, engineering, IT, and public works. This breadth reflects its role in delivering diverse civic functions to the local community.
Leadership includes professionals such as Allen, Environmental Health Specialist IV – Solid Waste Program Lead; Christine Julian, Social Worker; Tanya, Departmental Systems Analyst; Malia Krosschell, Epic Manager – Ambulatory Applications; Lisa Paganini and John Briery, Benefits Analysts; Demetrius, Senior Appraiser; Carlos Lamas and Maya Greene, Management Analysts; Soo Jee Kim, Marriage And Family Therapist II; Rana, Classification & Compensation Analyst; Itzel Hurtado Sanchez, County Board of Supervisors Intern; Emalyn Cauguiran, Office Support Specialist; Nick Morsilli, Inspector – District Attorney’s Office; Mark, Licensed Marriage and Family Therapist.
| County of San Mateo Website | smcgov.org |
| Social Links |    |
| Phone Number | +1-650-363-4000 |
| Industries | |
| County of San Mateo Headquarters Address | 455 County Center, Redwood City, CA, 94063 US |
| Company Size | 5000-10000 employees |
| Specialities & Services | Government, Health care, Finance, Public safety, Law enforcement, Social Work, Social services, Elections, Legal, Parks, Public Works, Administration, Engineering, IT, Environmental Services, Human Resources |
| Technologies | Nginx, Varnish, Drupal, Fastly, jQuery |
| SIC Code | 8600 |
| DMA Code | San Francisco Bay Area |
| Founded | 1856 |
| Estimated Annual Revenue | $100K - 5.0M |
| Operating Status | Independent Company |
| Updated: | 2026-09-28 |
County of San Mateo Org Chart
Chief Executive Officer
C-Level
General Manager
Registered Nurse
Psychologist
Registered Nurse
Registered Nurse
Subsidiaries and Affiliated Companies
Estimated Website Traffic
The chart shows a decline in traffic to the smcgov.org website. In September, traffic decreased to 847592, compared to 943208 in the previous month. The highest traffic in 2026 was recorded in January, reaching 1760103 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
County of San Mateo's workforce includes employees across a wide range of tenure levels.
1% have been with the company for less than 1 year6% have been with the company for 1 to 2 years8% have been with the company for 3 to 4 years15% have been with the company for 5 to 7 years14% have been with the company for 8 to 10 years56% have been with the company for more than 11 years
Companies Similar to County of San Mateo
County of San Mateo Corporate Information: FAQ
Data Privacy
GDPR COMPLIANT
SignalHire complies with the General Data Protection Regulation (GDPR). SignalHire follows GDPR requirements, including but not limited to rights of data subjects to access, correct, or delete their personal information and supports the right to be forgotten.
CCPA COMPLIANT
SignalHire is CCPA-compliant and provides California residents the right to know, access, opt out, and request deletion of their personal data.
