Washington contractor
Williams Mechanical Inc
First registered in Washington on March 3, 2011
- License number
- WILLIMI894C5
- UBI
- 601413863
- Trade
- Electrical(all electrical contractors in Washington)
- L&I license type and specialty
- ELECTRICAL CONTRACTOR · HVAC/RFRG
- City
- EVERETT, WA(all contractors in Everett)
- Phone
- (425) 303-0828
Current verification
- Found: No Attorney General complaint records found
- Review: Registration is not currently active
- Review: A registration suspension is on record
- Review: 2 other license records under the same UBI
From the state records below; each section shows its source and when it was last synced.
Registration
- Status
- SUSPENDED
- Effective date
- March 3, 2011
- Expiration date
- March 3, 2027
- Suspension date
- September 1, 2026
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Related licenses
2 other license numbers are registered under the same UBI, 601413863. 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.
- WILLIAMS MECHANICAL INCACTIVE
License WILLIMI795MF · PLUMBING CONTRACTOR · July 1, 2021 to July 1, 2027
- WILLIAMS MECHANICAL INCACTIVE
License WILLIMI088PA · CONSTRUCTION CONTRACTOR · October 1, 1992 to October 1, 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 SUSPENDED 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.
- Bradley P. WilliamsSince February 25, 2011
- Deborah K. WilliamsSince February 25, 2011
- Williams, Deborah KSince March 3, 2011
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: WILLIAMS MECHANICAL in EVERETT. Complaints filed under another name or city are not included.
2 other registered contractors share this business name and city: WILLIAMS MECHANICAL INC (WILLIMI088PA, ACTIVE), WILLIAMS MECHANICAL INC (WILLIMI795MF, 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
- 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 WILLIMI894C5).