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Roofing contractorSebastopol, CA

Cornerstone Roofing Inc

Licensed since 2008 · Corporation · 55 building permits on record

CSLB #909400 · ActiveWorkers' comp insuredBonded $25,000
License classes
C-39 Roofing
55
Permits on record
1 jurisdiction
0
Permits in 3 years
last Sep 14, 2020
55
Roofing jobs
re-roofs and repairs

Work history

Building permits: City of Anaheim

Permits by year

6201912020
Data covers City of Anaheim 1999–Sep 2026.

What they build

Roofing
55

Most recent permits

IssuedWorkJurisdictionZIP
Sep 14, 2020RoofingCity of Anaheim—
Oct 21, 2019RoofingCity of Anaheim—
Sep 18, 2019RoofingCity of Anaheim—
Sep 10, 2019RoofingCity of Anaheim—
Aug 7, 2019RoofingCity of Anaheim—
Jul 24, 2019RoofingCity of Anaheim—
Apr 17, 2019RoofingCity of Anaheim—
Dec 6, 2017RoofingCity of Anaheim—
May 2, 2017RoofingCity of Anaheim—
Oct 9, 2016RoofingCity of Anaheim—
Only the type of work, date and ZIP are shown — never homeowner names or street addresses.
Permits are matched to this contractor by CSLB license number on the permit

Where they work

Building permits

Jurisdictions

Anaheim
55
Area is where permits were issued, not the office address

License, bond & insurance

California Contractors State License Board
  • CSLB license#909400 · Active
  • Business typeCorporation
  • Issued · expiresJan 18, 2008 · Jan 31, 2028
  • OfficeSebastopol, CA 95473
  • CSLB record updatedSep 24, 2026
  • Contractor bond$25,000 · since Aug 28, 2026
  • Bond companyGreat American Insurance Company
  • Workers' compensationWorkers' Compensation Insurance · until Feb 1, 2027
  • InsurerInsurance Company Of The West

License classes

C-39 Roofing
Always confirm a license on cslb.ca.gov before signingCheck another license

Questions & answers

Is Cornerstone Roofing Inc licensed?
CSLB license #909400 is active, issued Jan 18, 2008 and valid through Jan 31, 2028, with classes C-39.
Is Cornerstone Roofing Inc insured and bonded?
CSLB lists workers' compensation insurance with Insurance Company Of The West until Feb 1, 2027 and a $25,000 contractor bond with Great American Insurance Company.
How many jobs has Cornerstone Roofing Inc done?
Building permits name the company on 55 jobs, including 55 roofing.
Where does Cornerstone Roofing Inc work?
Most permits are in City of Anaheim.

Sources

  1. Contractors State License Board — license, bond and workers' comp records (Sep 24, 2026).
  2. Building permits — City of Anaheim.
Answers use only the facts on this pageIs this your business? Update listing