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Nearby Plumber — nearbyplumber.com · License-verified plumbing directory · printed Oct 21, 2026
Plumbers › Washington › Whatcom County › Adagio Backflow Testing
Licensed Plumbing Contractor — Backflow Specialty · Bellingham, WA

Adagio Backflow Testing

✓ L&I Verified Bellingham, WA · Whatcom County

Adagio Backflow Testing, based in Bellingham, WA, holds L&I license ADAGIBT759RA (Plumbing Contractor — Backflow Specialty), which read active when we checked it on Oct 21, 2026.

License
Plumbing Contractor — Backflow Specialty
License status
● Active
Last checked
Oct 21, 2026

L&I license verification for Adagio Backflow Testing

LicenseLicense numberStatus
Plumbing Contractor — Backflow Specialty ADAGIBT759RA ● Active
Last checked against L&I records: Oct 21, 2026· Look up license ADAGIBT759RA on the L&I contractor verification ↗

What the L&I badge means

  • Their license number appears in the L&I record and reads active on the date shown.
  • The name and county we list match that record.
  • We re-check on a schedule and date-stamp every check.

What the badge does not mean

  • It is not a recommendation, an endorsement or a quality rating.
  • It does not confirm insurance, bonding or pricing.
  • It does not mean they are taking work right now.

Where Adagio Backflow Testing is based

County of record on the L&I listing. That is where the business is filed, not where it works. The license is valid statewide.

Adagio Backflow Testing reviews

No customer reviews of Adagio Backflow Testing yet. We only publish reviews from confirmed customers after completed work, and we never import or synthesize them.

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