ContractorHistory

Washington contractor

DUNCANS BACKFLOW AMB TEST RPR

First registered in Washington on November 27, 2024

License number
DUNCABA760RQ
UBI
605635338
Trade
Plumbing(all plumbing contractors in Washington)
L&I license type and specialty
PLUMBING CONTRACTOR · JOURNEY LEVEL
City
FRIDAY HARBOR, WA(all contractors in Friday Harbor)
Phone
(360) 710-1400

Current verification

  • Found: No Attorney General complaint records found
  • Review: Registration is not currently active
  • Review: A registration suspension is on record
  • Review: 1 other license record under the same UBI

From the state records below; each section shows its source and when it was last synced.

Registration

Status
SUSPENDED
Effective date
November 27, 2024
Expiration date
November 27, 2026
Suspension date
September 3, 2026

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

Related licenses

One other license number is registered under the same UBI, 605635338. A UBI identifies one business with the state; a business may hold more than one license, renew under a new number, or register a new license after an earlier one closed.

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

Bond

L&I does not publish bond records for contractors with SUSPENDED status.

Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Liability insurance

L&I does not publish liability insurance records for contractors with SUSPENDED status.

Source: L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries. Last synced October 9, 2026.

People

Principals L&I lists for this license.

  • DUNCAN, BENJAMIN RAYSince November 27, 2024
  • DUNCAN, CANDICE ANNSince November 27, 2024

Source: L&I Contractor License - Principal Data, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Attorney General complaints

No Attorney General complaint records found.

Matched on business name and city: DUNCANS BACKFLOW AMB TEST RPR in FRIDAY HARBOR. Complaints filed under another name or city are not included.

A complaint record does not establish that the business violated the law.

Source: Attorney General Consumer Complaints, Washington State Attorney General's Office. Last synced October 9, 2026.

Record history

Changes to this contractor's state records since we began tracking them. The state's current-status tools do not show these.

No changes recorded since our records began on October 6, 2026.

Sources

Record last synced October 7, 2026.

Check this record against the state directly on L&I's Verify a Contractor page (search by license number DUNCABA760RQ).