Williamson Don
Verified against CSLB on · View on CSLB
License details
- License number
- 888295
- Status
- Active
- Classifications
- B · General Building
- Contractor bond
- $25,000
- Workers' comp
- Exempt
- License term on file
- December 12, 2006 – December 31, 2026
Business
- (707) 326 7728 (CSLB public record)
- 812 PEPPER ROAD, Petaluma, CA 94952Sonoma County
Are you Williamson Don? Claim this listing to manage it.
Claim this listingRequest a free quote
Tell us about your project and we'll connect you with licensed, verified California contractors.
Frequently asked questions
Is Williamson Don licensed in California?
Yes. Williamson Don holds an active California state contractor license (CSLB #888295), verified against the CSLB public record on June 17, 2026.
What is Williamson Don's CSLB license number?
Williamson Don's California contractor license number is 888295. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=888295
What kind of work is Williamson Don licensed for?
Williamson Don is classified under General Building (B) by the CSLB.
How do I verify Williamson Don's license myself?
Look up license #888295 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=888295. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.