Contractor License Proof

Diamond Petroleum Services Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1005444
Status
Active
Classifications
A · General EngineeringD-40 · Service Station Equipment and Maintenance
Contractor bond
$25,000
Workers' comp
Covered
License term on file
July 11, 2015 – August 31, 2027

Business

  • (925) 470 0803 (CSLB public record)
  • 3619 KING COURT, Antioch, CA 94509Contra Costa County

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Frequently asked questions

Is Diamond Petroleum Services Inc licensed in California?

Yes. Diamond Petroleum Services Inc holds an active California state contractor license (CSLB #1005444), verified against the CSLB public record on June 17, 2026.

What is Diamond Petroleum Services Inc's CSLB license number?

Diamond Petroleum Services Inc's California contractor license number is 1005444. 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 Diamond Petroleum Services Inc licensed for?

Diamond Petroleum Services Inc is classified under General Engineering (A) and Service Station Equipment and Maintenance (D-40) by the CSLB.

How do I verify Diamond Petroleum Services Inc's license myself?

Look up license #1005444 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 #1005444 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.