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Electrical contractors in San Mateo County

Workers' comp renewals, lapses, and carriers for electrical contractors licensed in San Mateo County, California. Aggregate figures from CSLB and state records, as of 2026-09-02.

545
Active licenses
271
With workers' comp
50% of active
60
Renewing in 90 days
50 within 60
12
Lapsed or suspended
269 exempt

Workers' comp renewals by month, San Mateo County

Policies on file with the CSLB expiring in each of the next 12 months.

16
Sep
33
Oct
10
Nov
17
Dec
37
Jan
19
Feb
22
Mar
19
Apr
22
May
24
Jun
20
Jul
21
Aug

Top carriers

  1. State Compensation Insurance Fund70
  2. Technology Insurance Company Inc25
  3. Hartford Casualty Insurance Company21
  4. Employers Preferred Insurance Company15
  5. Markel Insurance Company12
  6. Security National Insurance Company10
  7. American Casualty Company Of Reading Pa7
  8. Pie Insurance Company (The)6

Top cities

  1. San Mateo69
  2. Daly City66
  3. Redwood City52
  4. South San Francisco49
  5. Burlingame48
  6. San Carlos40
  7. San Bruno38
  8. Pacifica36
  9. Millbrae33
  10. Belmont25

Trades

  1. Electrical545
  2. General Building169
  3. Plumbing73
  4. Specialty46
  5. HVAC23
  6. General Engineering22
  7. Fire Protection18
  8. Solar8

Size and risk

large23
mid80
small442
high risk14
medium risk2
low risk529

Sources: CSLB license and workers' compensation records, CA Secretary of State, OSHA, FMCSA. Aggregates only; no individual contractor data appears on this page. Size and risk tiers are Birdray estimates.

Frequently asked

How many electrical contractors are licensed in San Mateo County?
545 hold an active CSLB license classed as Electrical in San Mateo County as of 2026-09-02.
How many carry workers' compensation insurance?
271 have a workers' comp policy on file with the CSLB; 269 filed an exemption and 12 are lapsed or suspended.
When do their policies renew?
50 renew within 60 days and 60 within 90 days. The month-by-month curve on this page shows the next 12 months.
Which carriers write the most electrical contractors here?
STATE COMPENSATION INSURANCE FUND (70), TECHNOLOGY INSURANCE COMPANY INC (25), HARTFORD CASUALTY INSURANCE COMPANY (21)
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Birdray shows the specific electrical contractors in San Mateo County renewing this quarter, with owner contact, carrier, and x-date.
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Electrical contractors in San Mateo County: workers' comp renewals & carriers | Birdray