Birdray

Hartford Casualty Insurance Co. contractor policies in Sonoma County

Hartford Casualty Insurance Co. insures 134 licensed contractors in Sonoma County for workers' comp. 31 of those policies expire in the next 90 days, most of them in October. The book here is mostly electrical, painting/finish, landscaping.

134
Policies on file
24
Renewing in 60 days
31
Renewing in 90 days
2
Large accounts
4
Mid-size
128
Small

Hartford Casualty Insurance Co. renewals by month, Sonoma County

7
Sep
15
Oct
8
Nov
6
Dec
14
Jan
15
Feb
8
Mar
15
Apr
8
May
10
Jun
14
Jul
8
Aug

Trades

  1. Electrical37
  2. Painting/Finish16
  3. Landscaping14
  4. General Building12
  5. Plumbing12
  6. Tile7
  7. Flooring7
  8. HVAC6
  9. Glazing2
  10. Fencing2
  11. General Engineering2
  12. Welding2
  13. Concrete/Masonry1

Cities

City pages exist for the larger ones

  1. Santa Rosa51
  2. Petaluma28
  3. Rohnert Park18
  4. Windsor8
  5. Sonoma8
  6. Healdsburg4
  7. Sebastopol3
  8. Cotati3
  9. Forestville3
  10. El Verano2
  11. Vineburg1
  12. Guerneville1

Licence classes

  1. C1036
  2. C3316
  3. C2714
  4. B12
  5. C3612
  6. C-79
  7. C547
  8. C157
  9. D244
  10. C204
  11. C-83
  12. A2

What changed in Sonoma County this month

Recent changes in state records, one line each, company names withheld on public pages. Birdray users see the company, the contact and the timing.

  • Coverage lapsedPainting/FinishWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedGeneral BuildingWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedGeneral EngineeringWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedGeneral EngineeringWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedSpecialtyWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedLandscapingWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedSpecialtyWorkers' comp coverage lapsed; licence suspended2026-09-06
  • Coverage lapsedLandscapingWorkers' comp coverage lapsed; licence suspended2026-09-06

Frequently asked

How many Sonoma County contractors does Hartford Casualty Insurance Co. insure?
134 active licensed contractors in Sonoma County list Hartford Casualty Insurance Co. as their workers' comp carrier as of 2026-09-06.
When do they renew?
24 within 60 days, 31 within 90. The peak month is October with 15.
Which trades?
Electrical (37), Painting/Finish (16), Landscaping (14), General Building (12)
Hartford Casualty Insurance Co. statewide →All x-dates in Sonoma County →
Selling to Hartford Casualty Insurance Co. policyholders in Sonoma County?
Birdray runs signal-timed outbound for one agency per territory: the companies behind these numbers, the person to email, and the renewal date, sent from your inbox. The database is free to search.
How the outbound worksSearch free

Sources: CSLB licence and workers' compensation records, California Secretary of State, OSHA, FMCSA, county permits. Aggregates only; no individual contractor appears on this page. "Active" means a CLEAR licence status. Renewal counts include policies on file with the CSLB expiring in the window. Refreshed weekly; this page as of 2026-09-06. Every field and its source →