Sonoma County contractors
Workers' comp renewals, lapses, carriers, and trades for every licensed contractor in Sonoma County, California. Aggregate figures from CSLB, CA Secretary of State, OSHA, and FMCSA records, as of 2026-09-02.
5,372
Active licenses
2,842
With workers' comp
53% of active
784
Renewing in 90 days
629 within 60
87
Lapsed or suspended
2,481 exempt
Workers' comp renewals by month, Sonoma County
Policies on file with the CSLB expiring in each of the next 12 months.
176
Sep
432
Oct
158
Nov
136
Dec
288
Jan
207
Feb
202
Mar
237
Apr
204
May
219
Jun
249
Jul
184
Aug
8
Sep
Top carriers
- State Compensation Insurance Fund662
- Everest Premier Insurance Company175
- Hartford Casualty Insurance Company134
- Technology Insurance Company Inc119
- Omaha National Casualty Company119
- Pie Insurance Company (The)119
- Insurance Company Of The West103
- Employers Preferred Insurance Company91
Top cities
- Santa Rosa2,035
- Petaluma865
- Sebastopol434
- Rohnert Park380
- Sonoma356
- Windsor306
- Healdsburg177
- Cotati144
- Cloverdale108
- Penngrove105
Trades
- General Building2,291
- Specialty865
- Electrical588
- Painting/Finish432
- Plumbing380
- Landscaping371
- General Engineering363
- HVAC199
Size and risk
large73
mid236
small5,063
high risk74
medium risk61
low risk5,237
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.
By trade in Sonoma County
General BuildingGeneral EngineeringElectricalPlumbingHVACRoofingConcrete/MasonryFraming/CarpentryPainting/FinishLandscapingEarthwork/PavingSolarFire ProtectionPoolDrywallFlooringTileInsulationSheet MetalGlazingTree ServiceDemolition
See the accounts behind these numbers
Birdray shows producers the specific contractors renewing in Sonoma County, with owner contact, carrier, and x-date.