HVAC contractors in Auburn, WA
15 active hvac contractors are registered with Washington L&I at a Auburn, WA address. 26 registrations are on record in all, including expired and other statuses.
By the numbers
- Active registrations
- 15
- Registrations on record, all statuses
- 26
- Registered in the last 12 months
- 4
- Median years registered, active
- 11
- Suspension on record
- 0
- Complaint records matched
- 0
- Counts of L&I contractor registration records, computed October 8, 2026. Active means the state's record shows ACTIVE status. Years are counted from each registration's effective date.
- Suspension on record: registrations with SUSPENDED status, plus active or re-licensed registrations that carry a suspension date.
- Complaint records matched: contractors with at least one Attorney General consumer complaint record under the same business name and city. A complaint record is not a finding of wrongdoing.
- Sources: L&I Contractor License Data - General andAttorney General Consumer Complaints. Seehow directory numbers are computed.
Longest registered
- AMBIENT CONTROL CO INCRegistered since October 16, 1990
- NORTHWEST COMFORT SYSTEMS INCRegistered since May 12, 1999
- DIAMOND CONSTRUCTION SRVCS LLCRegistered since April 22, 2005
- Erickson Refrigeration LLCRegistered since November 5, 2008
- CITY ENERGY SYSTEMSRegistered since December 29, 2009
Recently registered
- AIRSTONE HEATING & AIR LLCRegistered on October 5, 2026
- DKOV CONSTRUCTION SERVICE LLCRegistered on April 24, 2026
- FROSTFLAME LLCRegistered on December 2, 2025
- MODIBUILT LLCRegistered on November 4, 2025
- INTEGRITY COMFORT SLTNS LLCRegistered on June 3, 2024
Active registrations, by the effective date on the state's record.
15 active registrations
Businesses by registered name and license number. Show all 26 registrations on record, including expired.
- AIR PRO SOLUTIONS LLCACTIVE
License AIRPRPS776RE · Registered 2 years
License AIRSTHA743JW · Registered less than 1 year
- AMBIENT CONTROL CO INCACTIVE
License AMBIECC101PW · Registered 35 years
License ABSOLHC867PZ · Registered 12 years
- BUDGETHVACUS LLCACTIVE
License BUDGEL*882B7 · Registered 14 years
- CITY ENERGY SYSTEMSACTIVE
License CITYEES917R9 · Registered 16 years
License DIAMOCS956J2 · Registered 21 years
License DKOVCCS745J4 · Registered less than 1 year
License ERICKRL922QE · Registered 17 years
- FROSTFLAME LLCACTIVE
License FROSTL*758RB · Registered less than 1 year
License INTEGCS766K1 · Registered 2 years
- MODIBUILT LLCACTIVE
License MODIBL*754QD · Registered less than 1 year
License NORTHCS015KK · Registered 27 years
License UNISYHA830C1 · Registered 9 years
- WESTERN MECHANICAL HVACACTIVE
License WESTEMH902PN · Registered 15 years