Contractor License Proof

Pioneer Underground Construction

Licensed

Verified against CSLB on · View on CSLB

License details

License number
844480
Status
Active
Classifications
D-09 · Drilling, Blasting and Oil Field Work
Contractor bond
$25,000
Workers' comp
Covered
License term on file
August 11, 2004 – September 30, 2027

Business

  • (408) 595 2477 (CSLB public record)
  • 1246 WAVERTON LN, Lincoln, CA 95648Placer County

Are you Pioneer Underground Construction? Claim this listing to manage it.

Claim this listing

Request a free quote

Tell us about your project and we'll connect you with licensed, verified California contractors.

By submitting, you agree we may share your request with relevant licensed contractors to help with your project. See our Privacy Policy.

What to check next

How to verify a California contractor licenseRed flags when hiring a contractorLicensed vs. bonded vs. insured — what's the difference?Risks of hiring an unlicensed contractor

Frequently asked questions

Is Pioneer Underground Construction licensed in California?

Yes. Pioneer Underground Construction holds an active California state contractor license (CSLB #844480), verified against the CSLB public record on June 17, 2026.

What is Pioneer Underground Construction's CSLB license number?

Pioneer Underground Construction's California contractor license number is 844480. 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 Pioneer Underground Construction licensed for?

Pioneer Underground Construction is classified under Drilling, Blasting and Oil Field Work (D-09) by the CSLB.

How do I verify Pioneer Underground Construction's license myself?

Look up license #844480 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 #844480 on CSLB

Checking more than one contractor? Verify another license.Verify a license

See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.