Heyneker Jan Custom Works
Verified against CSLB on · View on CSLB
License details
- License number
- 959848
- Classifications
- License term on file
- April 12, 2011 – April 30, 2027
Business
- (415) 845 6264 (CSLB public record)
- 2700 BRYANT STREET, San Francisco, CA 94110San Francisco County
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What to check next
Frequently asked questions
Is Heyneker Jan Custom Works licensed in California?
Yes. Heyneker Jan Custom Works holds an active California state contractor license (CSLB #959848), verified against the CSLB public record on June 17, 2026.
What is Heyneker Jan Custom Works's CSLB license number?
Heyneker Jan Custom Works's California contractor license number is 959848. Look that number up with the CSLB "Check a License" tool to confirm its current status against the public record yourself.
What kind of work is Heyneker Jan Custom Works licensed for?
Heyneker Jan Custom Works is classified under General Building (B) by the CSLB.
How do I verify Heyneker Jan Custom Works's license myself?
Look up license #959848 with the CSLB "Check a License" tool and compare the status, bond, and workers' compensation details against what's shown on this page. This page reflects the CSLB public record as of June 17, 2026.
Verify it yourself: How to verify a California contractor license · Look up #959848 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.