Contractor License Proof

A-S Pipelines Inc

Licensed

Verified against CSLB on · View on CSLB

License details

License number
426171
Status
Active
Classifications
A · General Engineering
Contractor bond
$25,000
Workers' comp
Covered
License term on file
August 11, 1982 – August 31, 2026

Business

  • (925) 671 7711 (CSLB public record)
  • 4021 PORT CHICAGO HIGHWAY, Concord, CA 94520Contra Costa County

Are you A-S Pipelines Inc? 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.

Other General Engineering contractors in Concord

West Coast Land and Development Inc

A · Concord, CA

Licensed

Verified June 17, 2026 · Bonded

Swinerton Builders & Power Engineering A Joint Venture

A · Concord, CA

Licensed

Verified June 17, 2026 · Bonded

California Highway Construction Group Inc

A · Concord, CA

Licensed

Verified June 17, 2026 · Bonded

Swinerton / Webcor JV

A · Concord, CA

Licensed

Verified June 17, 2026 · Bonded

JB Infrastructure

A · Concord, CA

Licensed

Verified June 17, 2026 · Bonded

TNH Development LLC

A · Concord, CA

Licensed

Verified June 17, 2026 · Bonded

Browse all General Engineering contractors in Concord

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 A-S Pipelines Inc licensed in California?

Yes. A-S Pipelines Inc holds an active California state contractor license (CSLB #426171), verified against the CSLB public record on June 17, 2026.

What is A-S Pipelines Inc's CSLB license number?

A-S Pipelines Inc's California contractor license number is 426171. 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 A-S Pipelines Inc licensed for?

A-S Pipelines Inc is classified under General Engineering (A) by the CSLB.

How do I verify A-S Pipelines Inc's license myself?

Look up license #426171 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 #426171 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.