Contractor License Proof

MR Backflow

Licensed

Verified against CSLB on · View on CSLB

License details

License number
1117220
Licensed to
Double LL Enterprises LLC
Status
Active
Classifications
C-36 · Plumbing
Contractor bond
$25,000
Workers' comp
ExemptNo employees — not a red flag.
License term on file
February 28, 2024 – February 29, 2028

Business

  • (858) 342 4008 (CSLB public record)
  • 3471 CAMINO MICHELLE, Carlsbad, CA 92009San Diego County

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Frequently asked questions

Is MR Backflow licensed in California?

Yes. MR Backflow holds an active California state contractor license (CSLB #1117220), verified against the CSLB public record on September 28, 2026.

What is MR Backflow's CSLB license number?

MR Backflow's California contractor license number is 1117220. 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 MR Backflow licensed for?

MR Backflow is classified under Plumbing (C-36) by the CSLB.

How do I verify MR Backflow's license myself?

Look up license #1117220 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 September 28, 2026.

Verify it yourself: How to verify a California contractor license · Look up #1117220 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.