Contractor License Proof

Porter Boiler Service Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
239280
Status
Active
Classifications
B · General BuildingC-4 · Boiler, Hot-Water Heating and Steam Fitting
Contractor bond
$25,000
Workers' comp
Covered
License term on file
November 15, 1965 – December 31, 2027

Business

  • (562) 426 2528 (CSLB public record)
  • 1166 E 23RD STREET, Signal Hill, CA 90755Los Angeles County

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Frequently asked questions

Is Porter Boiler Service Inc licensed in California?

Yes. Porter Boiler Service Inc holds an active California state contractor license (CSLB #239280), verified against the CSLB public record on June 17, 2026.

What is Porter Boiler Service Inc's CSLB license number?

Porter Boiler Service Inc's California contractor license number is 239280. 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 Porter Boiler Service Inc licensed for?

Porter Boiler Service Inc is classified under General Building (B) and Boiler, Hot-Water Heating and Steam Fitting (C-4) by the CSLB.

How do I verify Porter Boiler Service Inc's license myself?

Look up license #239280 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 #239280 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.