Contractor License Proof

SM Waterworks Backflow Service

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1115619
Status
Active
Classifications
A · General EngineeringC-36 · PlumbingC-60 · Welding
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
January 29, 2024 – January 31, 2028

Business

  • (909) 828 1512 (CSLB public record)
  • 2032 E ALONDRA ST, Ontario, CA 91764San Bernardino County

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Frequently asked questions

Is SM Waterworks Backflow Service licensed in California?

Yes. SM Waterworks Backflow Service holds an active California state contractor license (CSLB #1115619), verified against the CSLB public record on June 17, 2026.

What is SM Waterworks Backflow Service's CSLB license number?

SM Waterworks Backflow Service's California contractor license number is 1115619. 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 SM Waterworks Backflow Service licensed for?

SM Waterworks Backflow Service is classified under General Engineering (A), Plumbing (C-36), and Welding (C-60) by the CSLB.

How do I verify SM Waterworks Backflow Service's license myself?

Look up license #1115619 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 #1115619 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.