Washington contractor
KOLDSON ELECTRIC LLC
First registered in Washington on May 17, 2019
- License number
- KOLDSEL817KP
- UBI
- 603053525
- Trade
- Electrical(all electrical contractors in Washington)
- L&I license type and specialty
- ELECTRICAL CONTRACTOR · GENERAL
- City
- MOUNT VERNON, WA(all contractors in Mount Vernon)
- Phone
- (425) 280-2552
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
- May 17, 2019
- Expiration date
- May 17, 2023
- Suspension date
- February 5, 2023
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, 603053525. 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.
- TDK ELECTRIC LLCEXPIRED
License TDKELEL904PN · ELECTRICAL CONTRACTOR · October 15, 2010 to November 1, 2020
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.
- DOLD, MICHAEL JSince May 17, 2019
- LEFFLER, KEITHSince May 17, 2019
- OLSON, THADDEUS ASince May 17, 2019
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: KOLDSON ELECTRIC in MOUNT VERNON. Complaints filed under another name or city are not included.
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 KOLDSEL817KP).