Heat Transfer Systems Corporation
Verified against CSLB on · View on CSLB
License details
- License number
- 1149338
- Classifications
- License term on file
- January 22, 2026 – January 31, 2028
Business
- (925) 456 0600 (CSLB public record)
- 239 BOEING COURT, Livermore, CA 94551Alameda County
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What to check next
Frequently asked questions
Is Heat Transfer Systems Corporation licensed in California?
Yes. Heat Transfer Systems Corporation holds an active California state contractor license (CSLB #1149338), verified against the CSLB public record on June 17, 2026.
What is Heat Transfer Systems Corporation's CSLB license number?
Heat Transfer Systems Corporation's California contractor license number is 1149338. 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 Heat Transfer Systems Corporation licensed for?
Heat Transfer Systems Corporation is classified under General Engineering (A) by the CSLB.
How do I verify Heat Transfer Systems Corporation's license myself?
Look up license #1149338 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 #1149338 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.