Contra Costa County contractors
Workers' comp renewals, lapses, carriers, and trades for every licensed contractor in Contra Costa County, California. Aggregate figures from CSLB, CA Secretary of State, OSHA, and FMCSA records, as of 2026-09-02.
7,233
Active licenses
3,585
With workers' comp
50% of active
832
Renewing in 90 days
632 within 60
136
Lapsed or suspended
3,527 exempt
Workers' comp renewals by month, Contra Costa County
Policies on file with the CSLB expiring in each of the next 12 months.
189
Sep
410
Oct
199
Nov
208
Dec
373
Jan
282
Feb
299
Mar
361
Apr
277
May
298
Jun
278
Jul
229
Aug
11
Sep
Top carriers
- State Compensation Insurance Fund868
- Pie Insurance Company (The)217
- American Casualty Company Of Reading Pa195
- Technology Insurance Company Inc165
- Hartford Casualty Insurance Company156
- Everest Premier Insurance Company148
- Norguard Insurance Company114
- Insurance Company Of The West102
Top cities
- Concord1,171
- Antioch586
- Richmond577
- Walnut Creek554
- Brentwood485
- Martinez397
- Pittsburg347
- Oakley327
- Danville319
- San Ramon313
Trades
- General Building3,433
- Specialty1,145
- Electrical781
- Painting/Finish575
- Plumbing507
- Landscaping495
- General Engineering461
- HVAC341
Size and risk
large104
mid415
small6,714
high risk139
medium risk77
low risk7,017
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 Contra Costa 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 Contra Costa County, with owner contact, carrier, and x-date.