Chang Kien Sang, B General Building Contractor in San Francisco, CA
Chang Kien Sang operating as a sole owner holds an active California contractor license (CSLB #361880), valid through Oct 31, 2026. First issued in 1978, the license has been on the CSLB roster for 48 years. It carries a single CSLB classification: B — General Building 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 San Francisco, in San Francisco County, California.
- License Number
- 361880
- Issued
- Aug 25, 1978
- Status
- CLEAR
- Expires
- Oct 31, 2026
- Entity
- Sole Owner
- Surety
- Western Surety Company
- Bond Number
- 67588089
- Effective
- Oct 1, 2025
- Status
- Active
- Coverage
- Exempt
- Carrier
- —
- Policy Number
- —
- Effective
- Sep 22, 2024
- 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 Chang Kien Sang licensed in California?
Yes. Chang Kien Sang holds California Contractors State License Board license number 361880, which is active and in good standing. The license was first issued on August 25, 1978. It is valid through October 31, 2026.
What does Chang Kien Sang specialize in?
Chang Kien Sang is licensed for one CSLB classification: B General Building Contractor.
Where is Chang Kien Sang headquartered?
Chang Kien Sang is headquartered at 1559b Sloat Blvd, 452, San Francisco, CA 94132, in San Francisco County, California.
Does Chang Kien Sang have an active surety bond on file with CSLB?
Yes. Chang Kien Sang has an active California contractor surety bond filed with Western Surety Company.
Does Chang Kien Sang carry workers' compensation coverage?
Chang Kien Sang reports an exempt workers' compensation status, meaning the business has no employees on payroll.
How do I verify Chang Kien Sang's contractor license?
You can verify Chang Kien Sang's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=361880.
- License issuedAug 25, 1978
- WC coverage startsSep 22, 2024
- Bond activeOct 1, 2025
- License expiresOct 31, 2026
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