Contractor License Proof

M Gaehwiler Construction Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
510649
Status
Active
Classifications
B · General BuildingC-36 · PlumbingC-4 · Boiler, Hot-Water Heating and Steam Fitting
Contractor bond
$25,000
Workers' comp
Covered
License term on file
May 13, 1987 – May 31, 2027

Business

  • (415) 550 0300 (CSLB public record)
  • 1550 MICHIGAN STREET, San Francisco, CA 94124San Francisco County

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Frequently asked questions

Is M Gaehwiler Construction Inc licensed in California?

Yes. M Gaehwiler Construction Inc holds an active California state contractor license (CSLB #510649), verified against the CSLB public record on August 4, 2026.

What is M Gaehwiler Construction Inc's CSLB license number?

M Gaehwiler Construction Inc's California contractor license number is 510649. 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 Gaehwiler Construction Inc licensed for?

M Gaehwiler Construction Inc is classified under General Building (B), Plumbing (C-36), and Boiler, Hot-Water Heating and Steam Fitting (C-4) by the CSLB.

How do I verify M Gaehwiler Construction Inc's license myself?

Look up license #510649 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 August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #510649 on CSLB

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See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.