Washington contractor
OSO PLUMBING
First registered in Washington on July 9, 2012
- License number
- OSOPLP*884MZ
- UBI
- 601273492
- Trade
- Electrical(all electrical contractors in Washington)
- L&I license type and specialty
- ELECTRICAL CONTRACTOR · Domestic Pump · RESIDENTIAL MAINTENANCE
- City
- DARRINGTON, WA(all contractors in Darrington)
- Phone
- (360) 631-1313
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
- July 9, 2012
- Expiration date
- August 8, 2020
- Suspension date
- November 7, 2019
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, 601273492. 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.
- OSO PLUMBINGEXPIRED
License OSOPL**101OP · CONSTRUCTION CONTRACTOR · September 17, 1990 to September 11, 2020 · suspension date October 1, 2019
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
Chapter 19.28 RCW, the electrical contractor licensing law, requires a bond and does not require liability insurance. L&I's insurance dataset has no policy on file for this contractor.
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.
- BURKE, KEVIN JSince July 9, 2012
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: OSO PLUMBING in DARRINGTON. Complaints filed under another name or city are not included.
One other registered contractor shares this business name and city: OSO PLUMBING (OSOPL**101OP, EXPIRED). 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
- L&I Contractor License Data - General, Washington State Department of Labor & Industries
- L&I Contractor License Data - Bond, Washington State Department of Labor & Industries
- L&I Contractor License Data - Insurance, Washington State Department of Labor & Industries
- L&I Contractor License - Principal Data, Washington State Department of Labor & Industries
- Attorney General Consumer Complaints, Washington State Attorney General's Office
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 OSOPLP*884MZ).