ContractorHistory

Washington contractor

FURNACE AID LLC

Registered in Washington for 12 years

License number
FURNAAL867L3
UBI
603390213
Trade
HVAC(all hvac contractors in Washington)
L&I license type and specialty
CONSTRUCTION CONTRACTOR · Heating/Vent/Air-Conditioning and Refrig (HVAC/R)
City
ISSAQUAH, WA(all contractors in Issaquah)
Phone
(425) 313-5983

Current verification

  • Found: Active Washington contractor registration
  • Found: Current bond record found
  • Found: Current liability insurance 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
June 23, 2014
Expiration date
July 28, 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, 603390213. 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.

  • FURNACE AID LLCACTIVE

    License FURNAAL860LO · ELECTRICAL CONTRACTOR · June 20, 2014 to August 30, 2028

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

Bond

Current bond

  • Bond company
    Contractors Bonding & Insurance Co
    Bond number
    638336
    Amount
    $15,000
    Effective date
    July 27, 2024
    Expiration date
    Until canceled

Bond history

  • Bond company
    Contractors Bonding & Insurance Co
    Bond number
    638336
    Amount
    $6,000
    Effective date
    June 15, 2014
    Expiration date
    July 27, 2024

Source: L&I Contractor License Data - Bond, Washington State Department of Labor & Industries. Last synced October 9, 2026.

Liability insurance

Current policy

  • Carrier
    Ohio Security Ins Co
    Policy number
    BKS58085582
    Coverage amount
    $1,000,000
    Effective date
    October 15, 2025
    Expiration date
    October 15, 2027

L&I publishes only the policy currently on file. Earlier policies are kept from our own nightly syncs, which began October 6, 2026.

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.

  • GUSTAFSON, DIANE KAYSince June 23, 2014
  • GUSTAFSON, LEONARD SKIPSince June 23, 2014
  • GUSTAFSON, CODY AUSTINSince August 30, 2024
  • GUSTAFSON, JORDAN SCOTTSince August 30, 2024

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: FURNACE AID in ISSAQUAH. Complaints filed under another name or city are not included.

One other registered contractor shares this business name and city: FURNACE AID LLC (FURNAAL860LO, 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 FURNAAL867L3).