Public CSLB records

Williamson Don, B General Building Contractor in Petaluma, CA

License #888295·Sole Owner·Petaluma, Sonoma County
Download PDF
Owed money by Williamson Don? File a 20-day preliminary notice to keep your lien rights.Send a notice
Summary

Williamson Don operating as a sole owner holds an active California contractor license (CSLB #888295), valid through Dec 31, 2026. First issued in 2006, the license has been on the CSLB roster for 20 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with American Contractors Indemnity Company and an exempt workers' compensation status (no employees on payroll). The business is based in Petaluma, in Sonoma County, California.

Business Information
Address
812 Pepper Road
Petaluma, CA 94952
License Details & Classifications
License Number
888295
Issued
Dec 12, 2006
Status
CLEAR
Expires
Dec 31, 2026
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
American Contractors Indemnity Company
Bond Number
SC6074376
Effective
Jan 1, 2023
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
Policy Number
Effective
Dec 19, 2024
Expires
Review

This contractor warrants a closer look before contracting:

  • Workers' comp listed as exempt
License StatusActive
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Williamson Don licensed in California?

Yes. Williamson Don holds California Contractors State License Board license number 888295, which is active and in good standing. The license was first issued on December 12, 2006. It is valid through December 31, 2026.

What does Williamson Don specialize in?

Williamson Don is licensed for one CSLB classification: B General Building Contractor.

Where is Williamson Don headquartered?

Williamson Don is headquartered at 812 Pepper Road, Petaluma, CA 94952, in Sonoma County, California.

Does Williamson Don have an active surety bond on file with CSLB?

Yes. Williamson Don has an active California contractor surety bond filed with American Contractors Indemnity Company.

Does Williamson Don carry workers' compensation coverage?

Williamson Don reports an exempt workers' compensation status, meaning the business has no employees on payroll.

How do I verify Williamson Don's contractor license?

You can verify Williamson Don's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=888295.

Activity Timeline
  1. License issuedDec 12, 2006
  2. Bond activeJan 1, 2023
  3. WC coverage startsDec 19, 2024
  4. License expiresDec 31, 2026
Other contractors in Sonoma County
California lien & payment resources

Working a California job with Williamson Don, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

Own Williamson Don? Claim or correct this profile