Birdray

General Building contractors in Sonoma County

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

2,291
Active licenses
981
With workers' comp
43% of active
294
Renewing in 90 days
238 within 60
30
Lapsed or suspended
1,281 exempt

Workers' comp renewals by month, Sonoma County

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

65
Sep
168
Oct
53
Nov
49
Dec
92
Jan
61
Feb
64
Mar
77
Apr
80
May
78
Jun
76
Jul
62
Aug
2
Sep

Top carriers

  1. State Compensation Insurance Fund275
  2. Everest Premier Insurance Company96
  3. Omaha National Casualty Company63
  4. Pie Insurance Company (The)55
  5. American Casualty Company Of Reading Pa47
  6. Norguard Insurance Company44
  7. Insurance Company Of The West35
  8. Benchmark Insurance Company30

Top cities

  1. Santa Rosa837
  2. Petaluma397
  3. Sebastopol224
  4. Sonoma162
  5. Rohnert Park104
  6. Windsor104
  7. Healdsburg86
  8. Cotati53
  9. Penngrove47
  10. Cloverdale42

Trades

  1. General Building2,291
  2. Specialty153
  3. General Engineering108
  4. Electrical103
  5. Plumbing62
  6. Painting/Finish46
  7. Landscaping29
  8. HVAC21

Size and risk

large33
mid115
small2,143
high risk33
medium risk20
low risk2,238

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 general building contractors are licensed in Sonoma County?
2,291 hold an active CSLB license classed as General Building in Sonoma County as of 2026-09-02.
How many carry workers' compensation insurance?
981 have a workers' comp policy on file with the CSLB; 1,281 filed an exemption and 30 are lapsed or suspended.
When do their policies renew?
238 renew within 60 days and 294 within 90 days. The month-by-month curve on this page shows the next 12 months.
Which carriers write the most general building contractors here?
STATE COMPENSATION INSURANCE FUND (275), EVEREST PREMIER INSURANCE COMPANY (96), OMAHA NATIONAL CASUALTY COMPANY (63)
Turn these numbers into a call list
Birdray shows the specific general building contractors in Sonoma County renewing this quarter, with owner contact, carrier, and x-date.
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