Larsen Energy Systems Inc
Verified against CSLB on · View on CSLB
License details
- License number
- 621440
- Classifications
- License term on file
- June 6, 1991 – December 31, 2026
Business
- (707) 486 3757 (CSLB public record)
- 7870 FOOTHILL RANCH RD, Santa Rosa, CA 95404Sonoma County
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What to check next
Frequently asked questions
Is Larsen Energy Systems Inc licensed in California?
Yes. Larsen Energy Systems Inc holds an active California state contractor license (CSLB #621440), verified against the CSLB public record on June 17, 2026.
What is Larsen Energy Systems Inc's CSLB license number?
Larsen Energy Systems Inc's California contractor license number is 621440. 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 Larsen Energy Systems Inc licensed for?
Larsen Energy Systems Inc is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) by the CSLB.
How do I verify Larsen Energy Systems Inc's license myself?
Look up license #621440 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 #621440 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.