Feb 23, 2026
Saved our heat in a snowstorm
Furnace died on the coldest night of the year. Called at 9pm and they had a tech at our house by 11pm. Replaced the igniter and we had heat back same night. Cannot recommend them enough.
G
About Green Mountain HVAC
Quick Answer: Licensed & insured HVAC specialists for Phoenix area homeowners.
We are a locally-owned HVAC contractor serving Phoenix and the surrounding metro area. Our NATE-certified technicians specialize in residential AC repair, furnace replacement, heat pump installation, and indoor air quality solutions. We offer transparent flat-rate pricing, written estimates, and a 100% satisfaction guarantee on every job. With 19 years of experience, we have built a reputation for honest service and quality workmanship.
What services does Green Mountain HVAC offer?
Emergency 24/7 HVAC Services
41%
AC Repair
20%
Furnace Installation
14%
Commercial HVAC
13%
Humidifier/Dehumidifier Installation
12%
Brand certifications & partnerships
Daikin
EPA 608 Certified
Mitsubishi Electric
Where does Green Mountain HVAC serve?
Serving a 39-mile radius from Phoenix, AZ.
Phoenix, AZ
Phoenix Metro, AZ
What do homeowners say?
Nov 19, 2025
Premier service
Replaced our 18-year-old furnace with a 96% AFUE unit. Installation crew was top-notch and they helped us file for the rebate. Heating bills are noticeably lower.
Sep 29, 2025
Thorough and friendly
Tech took time to explain everything he was doing during our maintenance visit. Pointed out a few things to watch but did not pressure us into anything we did not need.
Sep 1, 2025
Professional, on time, fair price
Showed up exactly when promised, diagnosed our AC issue in 15 minutes, and had cool air flowing within an hour. The price was right in line with the estimate. Will definitely use them again.
May 4, 2025
Fair and transparent
Got three quotes for AC replacement and these guys were not the cheapest, but they were the most thorough in their estimate and explanation. The install went smoothly.
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