Washington contractor
WILLIAMS HEATING INC
Registered in Washington for 23 years
- License number
- WILLIHI975MU
- UBI
- 601859671
- Trade
- Electrical(all electrical contractors in Washington)
- L&I license type and specialty
- ELECTRICAL CONTRACTOR · HVAC/RFRG-RESTRICTED
- City
- VASHON, WA(all contractors in Vashon)
- Phone
- (206) 463-9134
Current verification
- Found: Active Washington contractor registration
- Found: Current bond 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
- July 21, 2003
- Expiration date
- June 23, 2028
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, 601859671. 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 HEATING INCACTIVE
License WILLIHI054JR · CONSTRUCTION CONTRACTOR · April 19, 1995 to January 23, 2028
Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.
Bond
Current bond
- Bond company
- Federated Mutual Ins Co
- Bond number
- 6105411
- Amount
- $4,000
- Effective date
- July 7, 2019
- Expiration date
- Until canceled
Bond history
- Bond company
- Ohio Cas Ins Co
- Bond number
- 571030C
- Amount
- $4,000
- Effective date
- August 26, 2019
- Expiration date
- Not on record
- Cancellation date
- May 23, 2021
Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.
Liability insurance
Current policy
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.
- WILLIAMS, DENNISSince July 21, 2003
- WILLIAMS, DENNISSince July 31, 2003
- WILLIAMS, JANETSince July 31, 2003
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 HEATING in VASHON. Complaints filed under another name or city are not included.
One other registered contractor shares this business name and city: WILLIAMS HEATING INC (WILLIHI054JR, 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 WILLIHI975MU).