Contractor License Proof

Clean Harbors Environmental Services Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
720298
Status
Active
Classifications
A · General EngineeringC-12 · Earthwork and PavingC-21 · Building Moving/DemolitionHAZ · Hazardous Substance Removal Certification
Contractor bond
$25,000
Workers' comp
Covered
License term on file
March 21, 1996 – March 31, 2028

Business

  • (704) 488 3095 (CSLB public record)
  • P O BOX 9149, Norwell, MA 02061

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Frequently asked questions

Is Clean Harbors Environmental Services Inc licensed in California?

Yes. Clean Harbors Environmental Services Inc holds an active California state contractor license (CSLB #720298), verified against the CSLB public record on June 17, 2026.

What is Clean Harbors Environmental Services Inc's CSLB license number?

Clean Harbors Environmental Services Inc's California contractor license number is 720298. 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 Clean Harbors Environmental Services Inc licensed for?

Clean Harbors Environmental Services Inc is classified under General Engineering (A), Earthwork and Paving (C-12), Building Moving/Demolition (C-21), and Hazardous Substance Removal Certification (HAZ) by the CSLB.

How do I verify Clean Harbors Environmental Services Inc's license myself?

Look up license #720298 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 #720298 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.