Williams Construction INC, B General Building Contractor in San Francisco, CA
Williams Construction INC operating as a corporation holds an active California contractor license (CSLB #804297), valid through Mar 31, 2028. First issued in 2002, the license has been on the CSLB roster for 24 years. It carries a single CSLB classification: B — General Building Contractor. Records show an active surety bond on file with Philadelphia Indemnity Insurance Company and active workers' compensation coverage from Palomar Specialty Insurance Company. The business is based in San Francisco, in San Francisco County, California.
- License Number
- 804297
- Issued
- Feb 15, 2002
- Status
- CLEAR
- Expires
- Mar 31, 2028
- Entity
- Corporation
- Surety
- Philadelphia Indemnity Insurance Company
- Bond Number
- PB10163407114
- Effective
- Feb 15, 2026
- Status
- Active
- Coverage
- Workers' Compensation Insurance
- Carrier
- Palomar Specialty Insurance Company
- Policy Number
- ONCC0910607
- Effective
- Sep 3, 2025
- Expires
- Sep 3, 2026
This contractor is verified, with no adverse conditions in the current CSLB record.
An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this
Is Williams Construction INC licensed in California?
Yes. Williams Construction INC holds California Contractors State License Board license number 804297, which is active and in good standing. The license was first issued on February 15, 2002. It is valid through March 31, 2028.
What does Williams Construction INC specialize in?
Williams Construction INC is licensed for one CSLB classification: B General Building Contractor.
Where is Williams Construction INC headquartered?
Williams Construction INC is headquartered at 2423 47th Avenue, San Francisco, CA 94116, in San Francisco County, California.
Does Williams Construction INC have an active surety bond on file with CSLB?
Yes. Williams Construction INC has an active California contractor surety bond filed with Philadelphia Indemnity Insurance Company.
Does Williams Construction INC carry workers' compensation coverage?
Yes. Williams Construction INC carries active workers' compensation coverage through Palomar Specialty Insurance Company.
How do I verify Williams Construction INC's contractor license?
You can verify Williams Construction INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=804297.
- License issuedFeb 15, 2002
- WC coverage startsSep 3, 2025
- Bond activeFeb 15, 2026
- WC expiresSep 3, 2026
- License expiresMar 31, 2028
- Wong Kum Lun Construction CO#284664San Francisco·B General Building Contractor
- At6 Architecture + Design Build#283485San Francisco·B General Building Contractor
- Creedon Thomas W#290746San Francisco·B General Building Contractor
- Mc Millan Electric#268179San Francisco·B General Building Contractor
- Brunner K & Associates INC#266714San Francisco·B General Building Contractor
- Pacific Automatic Sprinkler CO#271825San Francisco·B General Building Contractor
- Occidental Express#319153San Francisco·B General Building Contractor
- Counterpoint Builders#318261San Francisco·B General Building Contractor
Working a California job with Williams Construction INC, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.
- California preliminary notice deadline calculatorFind your 20-day deadline and the lien rights at risk.
- Do I need a preliminary notice in California?Answer a few questions to see if the 20-day notice applies.
- Did I lose my California lien rights?Check whether your mechanics lien window has passed.
- Unpaid construction invoice in CaliforniaYour options and deadlines for collecting on a California job.
Own Williams Construction INC? Claim or correct this profile