Thomson Window Service, C-17 Glazing Contractor in Santa Rosa, CA
Thomson Window Service operating as a sole owner holds an active California contractor license (CSLB #717425), valid through Jan 31, 2028. First issued in 1996, the license has been on the CSLB roster for 30 years. It carries a single CSLB classification: C-17 — Glazing Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Santa Rosa, in Sonoma County, California.
- License Number
- 717425
- Issued
- Jan 11, 1996
- Status
- CLEAR
- Expires
- Jan 31, 2028
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 63806345
- Effective
- Jan 1, 2023
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Jan 13, 2026
- Expires
- —
This contractor warrants a closer look before contracting:
- Workers' comp listed as exempt
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Thomson Window Service licensed in California?
Yes. Thomson Window Service holds California Contractors State License Board license number 717425, which is active and in good standing. The license was first issued on January 11, 1996. It is valid through January 31, 2028.
What does Thomson Window Service specialize in?
Thomson Window Service is licensed for one CSLB classification: C-17 Glazing Contractor.
Where is Thomson Window Service headquartered?
Thomson Window Service is headquartered at 2239 Ironbark Drive, Santa Rosa, CA 95403, in Sonoma County, California.
Does Thomson Window Service have an active surety bond on file with CSLB?
Yes. Thomson Window Service has an active California contractor surety bond filed with Western Surety Company.
Does Thomson Window Service carry workers' compensation coverage?
Thomson Window Service reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Thomson Window Service's contractor license?
You can verify Thomson Window Service's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=717425.
- License issuedJan 11, 1996
- Bond activeJan 1, 2023
- WC coverage startsJan 13, 2026
- License expiresJan 31, 2028
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