Heating/Vent/Air-Conditioning and Refrig (HVAC/R) contractors in Sunnyside, WA

3 contractors · Updated Sep 27, 2026

HVAC contractors install and service heating, ventilation, air-conditioning, and refrigeration systems that keep homes comfortable year-round. Washington currently lists 3 Heating/Vent/Air-Conditioning and Refrig (HVAC/R) contractors registered in Sunnyside.

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Day 1 Heating And Cooling

Listed

Heating/Vent/Air-Conditioning And Refrig (HVAC/R) · Sunnyside, WA

License #DAY1H1H765ME · $15,000 bond

North Wind Air LLC

Listed

Heating/Vent/Air-Conditioning And Refrig (HVAC/R) · Sunnyside, WA

License #NORTHWA824JT · $15,000 bond

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Built from Washington State L&I public records, updated Sep 27, 2026. Subser doesn't do star ratings or reviews — just verified records.