Haffner Mechanical Systems
Verified against CSLB on · View on CSLB
License details
- License number
- 1023978
- Status
- Active
- Classifications
- C-36 · Plumbing
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- February 22, 2017 – February 28, 2027
Business
- (858) 775 1910 (CSLB public record)
- 5384 PALMYRA AVE SAN DIEGO CA, San Diego, CA 92123San Diego County
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Frequently asked questions
Is Haffner Mechanical Systems licensed in California?
Yes. Haffner Mechanical Systems holds an active California state contractor license (CSLB #1023978), verified against the CSLB public record on June 17, 2026.
What is Haffner Mechanical Systems's CSLB license number?
Haffner Mechanical Systems's California contractor license number is 1023978. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1023978
What kind of work is Haffner Mechanical Systems licensed for?
Haffner Mechanical Systems is classified under Plumbing (C-36) by the CSLB.
How do I verify Haffner Mechanical Systems's license myself?
Look up license #1023978 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=1023978. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.