Tree Service contractors in Contra Costa County
Workers' comp renewals, lapses, and carriers for tree service contractors licensed in Contra Costa County, California. Aggregate figures from CSLB and state records, as of 2026-09-02.
16
Active licenses
12
With workers' comp
75% of active
3
Renewing in 90 days
3 within 60
1
Lapsed or suspended
4 exempt
Workers' comp renewals by month, Contra Costa County
Policies on file with the CSLB expiring in each of the next 12 months.
2
Sep
1
Oct
1
Dec
2
Jan
1
Apr
2
May
2
Jun
1
Jul
Top carriers
- State Compensation Insurance Fund8
- Wellfleet New York Insurance Company4
Top cities
- Concord7
- Bay Point3
- Richmond2
- Oakley1
- Antioch1
- Walnut Creek1
- Pittsburg1
Trades
- Tree Service16
- Landscaping3
Size and risk
large0
mid2
small14
high risk0
medium risk0
low risk16
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 tree service contractors are licensed in Contra Costa County?
- 16 hold an active CSLB license classed as Tree Service in Contra Costa County as of 2026-09-02.
- How many carry workers' compensation insurance?
- 12 have a workers' comp policy on file with the CSLB; 4 filed an exemption and 1 are lapsed or suspended.
- When do their policies renew?
- 3 renew within 60 days and 3 within 90 days. The month-by-month curve on this page shows the next 12 months.
- Which carriers write the most tree service contractors here?
- STATE COMPENSATION INSURANCE FUND (8), WELLFLEET NEW YORK INSURANCE COMPANY (4)
Turn these numbers into a call list
Birdray shows the specific tree service contractors in Contra Costa County renewing this quarter, with owner contact, carrier, and x-date.