Phase Change Mechanical
Verified against CSLB on · View on CSLB
License details
- License number
- 1143975
- Classifications
- License term on file
- September 23, 2025 – September 30, 2027
Business
- (925) 808 9025 (CSLB public record)
- 1454 MELROSE AVE SUITE #1-174, Chula Vista, CA 91911San Diego County
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What to check next
Frequently asked questions
Is Phase Change Mechanical licensed in California?
Yes. Phase Change Mechanical holds an active California state contractor license (CSLB #1143975), verified against the CSLB public record on June 17, 2026.
What is Phase Change Mechanical's CSLB license number?
Phase Change Mechanical's California contractor license number is 1143975. 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 Phase Change Mechanical licensed for?
Phase Change Mechanical is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) by the CSLB.
How do I verify Phase Change Mechanical's license myself?
Look up license #1143975 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 #1143975 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.