ContractorHistory

Washington contractor

DM BACKFLOW TESTING LLC

First registered in Washington on March 11, 2013

License number
DMBACBT871DJ
UBI
602785787
Trade
Plumbing(all plumbing contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · PLUMBING
City
TACOMA, WA(all contractors in Tacoma)
Phone
(253) 227-8858

A newer license record under the same UBI is on file: DM PLUMBING/BACKFLW TSTNG LLC, license DMPLUPT793O3, ACTIVE, effective November 15, 2021. See Related licenses below.

Current verification

  • Found: No Attorney General complaint records found
  • Review: Registration is not currently active
  • Review: Registration appears to be expired
  • Review: A registration suspension is on record
  • Review: No current bond record located; L&I does not publish savings assignments
  • Review: No current insurance record located
  • 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
RE-LICENSED
Effective date
March 11, 2013
Expiration date
March 11, 2023
Suspension date
November 30, 2021

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, 602785787. 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

Current bond

No current bond record located in the state's bond dataset.

L&I also accepts an assignment of a savings account in place of a bond. The state does not publish those in its open data, so this page cannot show one; L&I's Verify a Contractor tool does.

Bond history

  • Bond company
    American Contractors Indem CO
    Bond number
    100216843
    Amount
    $6,000
    Effective date
    February 27, 2013
    Expiration date
    Not on record
    Cancellation date
    December 5, 2021

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

Liability insurance

Current policy

No current liability insurance record located.

L&I publishes only the policy currently on file. Earlier policies are kept from our own nightly syncs, which began October 6, 2026.

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.

L&I does not publish principal records for contractors with RE-LICENSED status.

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: DM BACKFLOW TESTING in TACOMA. 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 DMBACBT871DJ).