Contractor License Proof

Advanced Underground Systems

Licensed

Verified against CSLB on · View on CSLB

License details

License number
879314
Status
Active
Classifications
A · General EngineeringC-42 · Sanitation System
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
June 13, 2006 – June 30, 2028

Business

  • (951) 634 7628 (CSLB public record)
  • 2491 GRACE ST, Riverside, CA 92504Riverside County

Are you Advanced Underground Systems? 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.

Something wrong on this page? Report incorrect information.

Other General Engineering contractors in Riverside

Champion Framing Inc

A · Riverside, CA

Licensed

Verified August 4, 2026 · Bonded

Kana Subsurface Engineering

A · Riverside, CA

Licensed

Verified August 4, 2026 · Bonded

Aneen Construction Inc

A · Riverside, CA

Licensed

Verified August 4, 2026 · Bonded

Rdo Water LLC

A · Riverside, CA

Licensed

Verified August 4, 2026 · Bonded

J V J Construction Service

A · Riverside, CA

Licensed

Verified August 4, 2026 · Bonded

All Cities Engineering Inc

A · Riverside, CA

Licensed

Verified August 4, 2026 · Bonded

Browse all General Engineering contractors in Riverside

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 Advanced Underground Systems licensed in California?

Yes. Advanced Underground Systems holds an active California state contractor license (CSLB #879314), verified against the CSLB public record on August 4, 2026.

What is Advanced Underground Systems's CSLB license number?

Advanced Underground Systems's California contractor license number is 879314. 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 Advanced Underground Systems licensed for?

Advanced Underground Systems is classified under General Engineering (A) and Sanitation System (C-42) by the CSLB.

How do I verify Advanced Underground Systems's license myself?

Look up license #879314 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 #879314 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.