Contractor License Proof

Sevenson Environmental Services Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
590741
Status
Active
Classifications
A · General EngineeringHAZ · Hazardous Substance Removal Certification
Contractor bond
$25,000
Workers' comp
Covered
License term on file
March 19, 1990 – March 31, 2028

Business

  • (716) 284 0431 (CSLB public record)
  • 2749 LOCKPORT ROAD, Niagara Falls, NY 14305

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Frequently asked questions

Is Sevenson Environmental Services Inc licensed in California?

Yes. Sevenson Environmental Services Inc holds an active California state contractor license (CSLB #590741), verified against the CSLB public record on June 17, 2026.

What is Sevenson Environmental Services Inc's CSLB license number?

Sevenson Environmental Services Inc's California contractor license number is 590741. 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 Sevenson Environmental Services Inc licensed for?

Sevenson Environmental Services Inc is classified under General Engineering (A) and Hazardous Substance Removal Certification (HAZ) by the CSLB.

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

Look up license #590741 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 #590741 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.