Public CSLB records

Chang Kien Sang, B General Building Contractor in San Francisco, CA

License #361880·Sole Owner·San Francisco, San Francisco County
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Summary

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.

Business Information
Address
1559b Sloat Blvd, 452
San Francisco, CA 94132
License Details & Classifications
License Number
361880
Issued
Aug 25, 1978
Status
CLEAR
Expires
Oct 31, 2026
Entity
Sole Owner
Financial & Insurance Coverage
Contractor Bond
Surety
Western Surety Company
Bond Number
67588089
Effective
Oct 1, 2025
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
Policy Number
Effective
Sep 22, 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 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.

Activity Timeline
  1. License issuedAug 25, 1978
  2. WC coverage startsSep 22, 2024
  3. Bond activeOct 1, 2025
  4. License expiresOct 31, 2026
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