The Best HVAC Contractors
We graded 67 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 79,234 Google reviews of 67 top-rated hvac contractors nationwide. Updated October 25, 2026.
Find the right company for your job
Pick the job — we re-rank companies by how customers rated that exact job.
Best hvac contractors for install thermostat
Clear ✕Job match = this company’s ★ on reviews Google tagged “Install thermostat” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.
What customers said about install thermostat
The Air Company is committed to excellence and will stick with it until the problem is solved. So grateful for a reliable company filled with kind and trustworthy service people from the office to the repair staff. Look no further. Call The Air Company today.
Erice did a great job with the seasonal maintenance on my HVAC system this fall. He cleaned and tested the whole system and prepped the furnace for the cooler months. We're ready for the winter cold!
Exceptional service. There are very few HVAC companies that are professional, courteous, kind, and considerate throughout the entire process. They don't play games, they understand your urgency, and they deliver the best service. They also immediately took care of minor accidental damage that occurred and refunded…
Jared and Byron did a great job installing our new HVAC system. They were thorough in execution and took great care of our home while they were here. They paid attention to details down to cleaning up, turning off the lights and locking up the basement when they were done installing the system. Wouldn’t have asked…
I called in an emergency and Demetrio was able to provide support right away. He was diligent and went through the details and explained everything.
Justin Smith was courteous and professional during the process of getting the problem taken care of.
Overall ratings
Experts Score 0–100 and a letter grade per factor (A = top 20% of hvac contractors).
| # | Company | Grade | Satis · Relia · Craft · Value · Momen · Track · Accou | ★ | Typical bill |
|---|---|---|---|---|---|
| 1 | A 83 | AAABBBD | 4.99 | $154 | |
| 2 | A 81 | AAABCBC | 5.00 | $212 | |
| 3 | A 80 | AA–ACFC | 5.00 | $305 | |
| 4 | B 79 | AACABCC | 4.99 | $114 | |
| 5 | B 73 | AADBBBC | 4.99 | $351 | |
| 6 | B 73 | BBABBDC | 4.97 | $154 | |
| 7 | B 72 | AACAADD | 4.97 | $283 | |
| 8 | B 70 | ABACDDB | 4.98 | $271 | |
| 9 | B 70 | AA–FADD | 4.97 | $295 | |
| 10 | B 69 | AAFABCD | 4.98 | $924 | |
| 11 | B 69 | AADABFC | 4.98 | $478 | |
| 12 | B 68 | AA–BDFC | 4.99 | $144 |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low | Typical | High | Fair |
|---|---|---|---|---|
| HVAC system maintenance | $37 | $124 | $292 | 98% |
| A/C system maintenance | $54 | $216 | $441 | 98% |
| HVAC system repair | $192 | $406 | $955 | 96% |
| A/C system repair | $209 | $383 | $880 | 97% |
| Install AC | $1.5k | $2.4k | $3.2k | 98% |
| Heating system maintenance | $54 | $148 | $292 | 97% |
| Repair HVAC | $236 | $359 | $840 | 96% |
| Heating system installation | $1.4k | $2.1k | $2.8k | 97% |
| Heating system repair | $228 | $680 | $1.6k | 96% |
| Installation | $1.1k | $1.9k | $2.8k | 99% |
| HVAC duct & vent cleaning | $192 | $441 | $939 | 100% |
| HVAC duct & vent installation | $526 | $1.6k | $2.5k | 94% |
Was the price fair?
All price verdicts left with reviews.
Price verdicts by year
Share calling it great / reasonable / overpriced.
How we grade
Satisfaction (35%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume.
Reliability (15%) — How rarely jobs go badly: share of 1–2★ reviews in the last 24 months (fewer = better).
Craft & service (20%) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — net praise per review.
Value (10%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights.
Momentum (8%) — Last 12 months vs lifetime average — improving or slipping.
Track record (7%) — Review volume and years with reviews.
Accountability (5%) — Owner replies to 1–3★ reviews.