Contractor License Proof

Conco Pumping

Licensed

Verified against CSLB on · View on CSLB

License details

License number
643402
Status
Active
Classifications
D-06 · Concrete-Related Services
Contractor bond
$25,000
Workers' comp
Covered
License term on file
April 27, 1992 – April 30, 2028

Business

  • (925) 685 6799 (CSLB public record)
  • 5141 COMMERCIAL CIRCLE, Concord, CA 94520Contra Costa County

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Frequently asked questions

Is Conco Pumping licensed in California?

Yes. Conco Pumping holds an active California state contractor license (CSLB #643402), verified against the CSLB public record on August 4, 2026.

What is Conco Pumping's CSLB license number?

Conco Pumping's California contractor license number is 643402. 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 Conco Pumping licensed for?

Conco Pumping is classified under Concrete-Related Services (D-06) by the CSLB.

How do I verify Conco Pumping's license myself?

Look up license #643402 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 August 4, 2026.

Verify it yourself: How to verify a California contractor license · Look up #643402 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.