M&a Mechanical Service LLC
Verified against CSLB on · View on CSLB
License details
- License number
- 1141566
- License term on file
- August 5, 2025 – August 31, 2027
Business
- (925) 270 0353 (CSLB public record)
- 3987 FIRST ST STE A, Livermore, CA 94551Alameda County
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What to check next
Frequently asked questions
Is M&a Mechanical Service LLC licensed in California?
Yes. M&a Mechanical Service LLC holds an active California state contractor license (CSLB #1141566), verified against the CSLB public record on June 17, 2026.
What is M&a Mechanical Service LLC's CSLB license number?
M&a Mechanical Service LLC's California contractor license number is 1141566. 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 M&a Mechanical Service LLC licensed for?
M&a Mechanical Service LLC is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) and Sheet Metal (C-43) by the CSLB.
How do I verify M&a Mechanical Service LLC's license myself?
Look up license #1141566 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 #1141566 on CSLB
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.