ContractorHistory

Washington contractor

O'BRIEN PLUMBING

First registered in Washington on July 1, 1991

License number
OBRIEP*092MA
UBI
601321003
Trade
Plumbing(all plumbing contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · PLUMBING
City
Seattle, WA(all contractors in Seattle)
Phone
(206) 284-3240

A newer license record under the same UBI is on file: O'BRIEN PLUMBING, license OBRIEP*776L7, ACTIVE, effective September 27, 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: 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
July 1, 1991
Expiration date
July 1, 2022

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, 601321003. 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.

  • O'BRIEN PLUMBINGACTIVE

    License OBRIEP*776L7 · PLUMBING CONTRACTOR · September 27, 2023 to September 27, 2027

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.

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: OBRIEN PLUMBING in Seattle. Complaints filed under another name or city are not included.

One other registered contractor shares this business name and city: O'BRIEN PLUMBING (OBRIEP*776L7, 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 OBRIEP*092MA).