Contractor License Proof

Shamrock Compressor Service

Licensed

Verified against CSLB on · View on CSLB

License details

License number
740443
Status
Active
Classifications
D-21 · Machinery and Pumps
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
September 15, 1997 – September 30, 2027

Business

  • (650) 444 4770 (CSLB public record)
  • 1169 MEADOWCREST DR, Corte Madera, CA 94925Marin County

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How to verify a California contractor licenseRed flags when hiring a contractorLicensed vs. bonded vs. insured — what's the difference?Risks of hiring an unlicensed contractor

Frequently asked questions

Is Shamrock Compressor Service licensed in California?

Yes. Shamrock Compressor Service holds an active California state contractor license (CSLB #740443), verified against the CSLB public record on June 17, 2026.

What is Shamrock Compressor Service's CSLB license number?

Shamrock Compressor Service's California contractor license number is 740443. 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 Shamrock Compressor Service licensed for?

Shamrock Compressor Service is classified under Machinery and Pumps (D-21) by the CSLB.

How do I verify Shamrock Compressor Service's license myself?

Look up license #740443 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 #740443 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.