ContractorHistory

Washington contractor

TIMSON CONSTRUCTION LLC

First registered in Washington on March 18, 2022

License number
TIMSOCL781D2
UBI
604879081
Trade
Plumbing(all plumbing contractors in Washington)
L&I license type and specialty
PLUMBING CONTRACTOR · JOURNEY LEVEL
City
AMBOY, WA(all contractors in Amboy)
Phone
(360) 601-7891

A newer license record under the same UBI is on file: TIMSON CONSTRUCTION LLC, license TIMSOCL773QT, ACTIVE, effective November 30, 2023. 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: 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
EXPIRED
Effective date
March 18, 2022
Expiration date
April 3, 2026

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, 604879081. 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 TIMSOCL773QT · CONSTRUCTION CONTRACTOR · November 30, 2023 to December 4, 2027

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 EXPIRED 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 EXPIRED 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.

  • EK, TIMOTHY ALFREDSince March 18, 2022

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: TIMSON CONSTRUCTION in AMBOY. Complaints filed under another name or city are not included.

One other registered contractor shares this business name and city: TIMSON CONSTRUCTION LLC (TIMSOCL773QT, ACTIVE). Complaints are matched by business name and city, so any complaint records shown here also appear on those pages. The records do not say which of these contractors a complaint was about.

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 TIMSOCL781D2).