Best Furnace Repair Companies in Scottsdale, AZ
Furnace Repair in Scottsdale: NATE certification + gas safety
Furnace repair is gas + combustion work — credentials carry more weight than for AC. NATE certification and EPA 608 are the baseline. Here is what each of the 10 providers below publishes: In Arizona, HVAC work requires an active ROC license (R-39 or KA-39 class) — verify the number on roc.az.gov before signing.
Top picks
Alaskan Air Conditioning & Heating
Furnace Repair score: 4.8
Vouched Score: 89/100
No-heat diagnostician. NATE Certified and 24/7 Emergency.
- NATE: ✓
- Emergency: 24/7
- Mfg dealer: Trane and Carrier Authorized Dealer
- Flat-rate: ✓
- Free estimates: ✓
- Years: 50+
Google 5.0★ (335+)
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 15+
What customers say about furnace repair
My heat went out unexpectedly, and I called Cooling Specialists for help. The technician arrived on time, diagnosed the issue quickly, and fixed it efficiently. Everything was explained clearly, and the whole process was smooth and stress-free. My heat is working perfectly now, and I couldn’t be happier with the service. I highly recommend Cooling Specialists and will definitely use them again!
Google 4.9★ (135+)BBB A+
- Emergency: 24/7
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 40+
Google 4.8★ (2,345+)
Air Conditioning of Arizona
Furnace Repair score: 3.7
Vouched Score: 85/100
Driven by: same-day Emergency
- Emergency: same-day
- Warranty: 10-Year
- Flat-rate: ✓
- Free estimates: ✓
- Years: 15+
What customers say about furnace repair
The office staff is friendly and helpful. Phone calls are returned promptly. The service men, Aiden and Josh diagnosed the problem correctly and resolved it within two days as they got the needed part quickly. It was a pressure switch problem that we had for a couple of years that wasn’t resolved but our former service company. It is a relief to have it fixed so the heat comes on as it should.
Google 5.0★ (750+)BBB 5.0★ (15+)
Johnson Family Plumber & HVAC
Furnace Repair score: 3.7
Vouched Score: 68/100
CO-safety-aware shop. NATE Certified; same-day Emergency.
- NATE: ✓
- Emergency: same-day
- Years: 6+
Google 4.8★ (105+)
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Maintenance: ✓
- Years: 10+
What customers say about furnace repair
Got back from vacation and our heat pump not working. Called Oasis Air and got same-day appointment. Mike V arrived on time and listened to our concerns. He looked at our system and installed a new thermostat (we had purchased prior to vacation). He got the thermostat working in a reasonable amount of time. Over night, system was off due to the mild weather. This morning, woke up to unit blowing cold air, no heat. Placed text message into Mike and he promptly responded. We did some text trouble shooting and then decided to schedule a follow-up…
Google 4.8★ (210+)
American Home Water and Air
Furnace Repair score: 3.6
Vouched Score: 82/100
Driven by: same-day Emergency
- Emergency: same-day
- Flat-rate: ✓
- Free estimates: ✓
- Years: 35+
What customers say about furnace repair
I had a Navien NPE-240A2 tankless water heater installed (previously we had a traditional 75 gallon natural gas heater installed by a different company). Also had a new water softener and new reverse osmosis system installed (both were 13 years old and installed by AHWA). Fidel Sanchez was the technician and installed all 3 items in under 6 hours. He and his partner Danny were efficient and courteous and explained everything in full. He answered all of my questions in detail and I am very pleased with the work! Highly recommend!
Google 4.9★ (360+)
- Emergency: same-day
- Mfg dealer: Lennox Premier Dealer
- Flat-rate: ✓
- Free estimates: ✓
- Years: 40+
Google 4.9★ (635+)Yelp 4.7★ (10)BBB 4.6★ (20+)
- Flat-rate: ✓
- Free estimates: ✓
- Years: Unknown
Google 4.9★ (375+)
- Emergency: 24/7
- Free estimates: ✓
- Years: 25+
Google 4.9★ (45+)
Typical Furnace Repair costs in Scottsdale, AZ (2026)
Last updated
Estimated ranges for Scottsdale, AZ. Actual cost varies with home size, equipment, and scope — always request a written quote for your job.
| Service | Typical range |
|---|---|
| Furnace repair | $115–$630 |
| Ignitor or flame sensor replacement | $180–$450 |
| Heat exchanger inspection (CO safety check) | $135–$315 |
| Heat exchanger replacement (repair-vs-replace inflection) | $1,350–$3,150 |
What Every Scottsdale Property Owner Should Ask Before Booking
- When is a furnace problem an actual emergency vs. a next-day call?
- Carbon-monoxide alarm, smell of gas, or visible cracks in the heat exchanger → emergency. No-heat in sub-freezing weather is urgent but rarely safety-critical. Most no-heat calls are igniter, flame sensor, or gas valve — same-day fixable.
- What's the difference between a flame-sensor clean ($120) and heat-exchanger replacement ($1,500+)?
- Flame sensors clog with combustion residue and stop signaling the gas valve — quick clean or swap. Cracked heat exchangers leak CO into your home airflow and require exchanger replacement (often impractical) or full furnace replacement. The tech's CO meter reading decides which one you're facing.
- Do Scottsdale HVAC contractors need a specific state license to perform residential repairs?
- Yes, all HVAC contractors operating in Scottsdale must hold a valid license issued by the Arizona Registrar of Contractors. This state-level requirement ensures that technicians possess the necessary training and insurance coverage to perform residential cooling work safely. Before hiring any company, verify their current license status through the official Registrar of Contractors database to confirm they are authorized to work on your home.
- How do I find a qualified mini-split specialist in Scottsdale?
- To find a qualified mini-split specialist in Scottsdale, look for providers who maintain manufacturer-specific certifications and demonstrate extensive experience with high-efficiency ductless systems. Reviewer feedback often highlights companies that specialize in these installations for older homes in areas like McCormick Ranch or modern, compact builds. Verify that the provider has dedicated equipment for these units and check for NATE-certified technicians on staff to ensure the installation meets high technical standards.
- What factors most affect HVAC service pricing in Scottsdale?
- HVAC service pricing in Scottsdale is primarily influenced by the age of the housing stock, the complexity of the cooling system, and current seasonal demand. Older homes in neighborhoods like McCormick Ranch may require more involved retrofits or specialized parts compared to newer, energy-efficient builds in Grayhawk. Additionally, scheduling repairs during peak summer months can lead to higher demand, while emergency after-hours requests typically carry different rate structures than standard maintenance appointments.
- What does HVAC service typically run in Scottsdale, AZ?
- Furnace repair typically runs $115–$630, and heat exchanger replacement runs $1,350–$3,150 in Scottsdale, Arizona. See the HVAC pricing table on this page for the full per-service breakdown.