Superior Window Works
Verified against CSLB on · View on CSLB
License details
- License number
- 855238
- Status
- Active
- Classifications
- B · General BuildingC-17 · GlazingD-41 · Siding and Decking
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- March 1, 2005 – March 31, 2028
Business
- (925) 413 9235 (CSLB public record)
- 730 SAN JUAN CT, Concord, CA 94518Contra Costa County
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Frequently asked questions
Is Superior Window Works licensed in California?
Yes. Superior Window Works holds an active California state contractor license (CSLB #855238), verified against the CSLB public record on June 17, 2026.
What is Superior Window Works's CSLB license number?
Superior Window Works's California contractor license number is 855238. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=855238
What kind of work is Superior Window Works licensed for?
Superior Window Works is classified under General Building (B) by the CSLB.
How do I verify Superior Window Works's license myself?
Look up license #855238 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=855238. 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.