ContractorHistory

Washington contractor

KOOL-TECH HAC INC

First registered in Washington on February 19, 2014

License number
KOOLTHI867CR
UBI
603271943
Trade
HVAC(all hvac contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · Heating/Vent/Air-Conditioning and Refrig (HVAC/R)
City
VANCOUVER, WA(all contractors in Vancouver)
Phone
(360) 901-8811

A newer license record under the same UBI is on file: KOOL-TECH HAC INC, license KOOLTHI787LW, ACTIVE, effective June 22, 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: 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
February 19, 2014
Expiration date
February 20, 2020

Source: L&I Contractor License Data - General, Washington State Department of Labor & Industries. Last synced October 7, 2026.

One other license number is registered under the same UBI, 603271943. 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.

  • License KOOLTHI787LW · CONSTRUCTION CONTRACTOR · June 22, 2023 to June 26, 2028

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

L&I does not publish liability insurance records for contractors with EXPIRED status.

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.

  • CHOW, JAMES KE YONGSince February 19, 2014
  • QING, LUISince July 28, 2014
  • WU, NATHENFebruary 19, 2014 to February 20, 2018

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: KOOL TECH HAC in VANCOUVER. Complaints filed under another name or city are not included.

One other registered contractor shares this business name and city: KOOL-TECH HAC INC (KOOLTHI787LW, 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 KOOLTHI867CR).