ContractorHistory

Washington contractor

NORTHWEST PLUMBING SLTNS LLC

Registered in Washington for 4 years

License number
NORTHPS793NQ
UBI
603011702
Trade
Plumbing(all plumbing contractors in Washington)
L&I license type and specialty
PLUMBING CONTRACTOR · RESIDENTIAL
City
KENT, WA(all contractors in Kent)
Phone
(206) 366-5484

Current verification

  • Found: Active Washington contractor registration
  • Found: Current bond record found
  • Found: Current liability insurance record found
  • Found: No Attorney General complaint records found
  • 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
ACTIVE
Effective date
November 1, 2021
Expiration date
November 1, 2027

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

One other license number is registered under the same UBI, 603011702. 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.

  • License NORTHPS903L1 · CONSTRUCTION CONTRACTOR · June 21, 2010 to June 28, 2024 · suspension date August 12, 2022

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

Bond

Current bond

  • Bond company
    RLI Ins Co
    Bond number
    LSM1458497
    Amount
    $6,000
    Effective date
    July 28, 2021
    Expiration date
    Until canceled

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

Liability insurance

Current policy

  • Carrier
    HDI Global Specialty SE
    Policy number
    HDI55CL0739
    Coverage amount
    $1,000,000
    Effective date
    September 29, 2026
    Expiration date
    September 23, 2027

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.

  • DENISYUK, ALLA PSince September 7, 2021
  • DENISYUK, ALEXSANDR VSince November 1, 2021

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: NORTHWEST PLUMBING SLTNS in KENT. 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 NORTHPS793NQ).