Birdray

Carrier

Sentinel Insurance Co. Ltd: California contractor workers' comp book

384 active California contractors name Sentinel Insurance Co. Ltd as their workers' comp carrier. 82 of those policies renew in the next 90 days. Renewals peak in April. The book leans general building, general engineering, electrical. Aggregates from CSLB certificates; no policyholder is named on this page.

384
Policies on file
63
Renewing in 60 days
82
Renewing in 90 days
38
Large accounts
Birdray size tier
76
Mid-size accounts
0
Counties with 100+

Sentinel Insurance Co. Ltd contractor renewals by month

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

10
Sep
48
Oct
17
Nov
19
Dec
47
Jan
28
Feb
22
Mar
50
Apr
28
May
38
Jun
40
Jul
18
Aug
1
Sep

Trades in the book

  1. General Building158
  2. General Engineering96
  3. Electrical89
  4. Plumbing46
  5. HVAC40
  6. Landscaping14
  7. Flooring12
  8. Fire Protection12
  9. Tile8
  10. Painting/Finish8
  11. Concrete/Masonry7
  12. Demolition7
  13. Earthwork/Paving7

Counties where it writes the most

Linked counties have a carrier-in-county page

  1. Los Angeles County66
  2. County50
  3. Orange County45
  4. San Diego County39
  5. Santa Clara County24
  6. Riverside County21
  7. Sacramento County21
  8. San Bernardino County19
  9. Contra Costa County15
  10. San Francisco County13
  11. Alameda County12
  12. Ventura County8

Cities where it writes the most

  1. San Jose15
  2. San Francisco13
  3. San Diego11
  4. Sacramento9
  5. Irvine6
  6. Fresno6
  7. Carlsbad6
  8. Los Angeles6
  9. Poway5
  10. Anaheim5
  11. Rancho Cordova5
  12. Gardena4

What this means for a producer

Every policy in this book has a public expiration date and a class of business. A producer with a competing market for general building can work Sentinel Insurance Co. Ltd's renewals month by month: the chart above is the calendar, the county pages are the territory, and the licence record supplies the policy number and the date. Birdray adds what the record leaves out: the person to write to, what changed at the business, and the timing, then sends the first email from your inbox 60 days out.

Frequently asked

How many California contractors does Sentinel Insurance Co. Ltd insure for workers' comp?
384 active licensed contractors list Sentinel Insurance Co. Ltd as their workers' comp carrier on the CSLB record.
When do Sentinel Insurance Co. Ltd's contractor policies renew?
63 expire within 60 days and 82 within 90. April is the peak month with 50.
Which trades does Sentinel Insurance Co. Ltd write most?
General Building (158), General Engineering (96), Electrical (89), Plumbing (46)
Where in California is Sentinel Insurance Co. Ltd's contractor book concentrated?
Los Angeles County (66), County (50), Orange County (45), San Diego County (39)
All carriers →X-dates statewide →
Selling to Sentinel Insurance Co. Ltd policyholders in California?
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 →