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Top pick
1. Seliga Heating and Cooling
6211 Gravois Ave, St. Louis, MO 63116, USA
Highest score in St. Louis: 5.0 stars from 1,873 reviews.
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2. Rhymes Heating & Cooling
10958 Lin Valle Dr, St. Louis, MO 63123, USA
5.0 stars from 1,545 reviews, 0.1 stars above the St. Louis average of 4.9.
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3. Design Aire Heating & Cooling - St. Louis
5804 Hampton Ave, St. Louis, MO 63109, USA
5.0 stars from 1,214 reviews, 0.1 stars above the St. Louis average of 4.9.
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4. American Heating & Air Conditioning
6920 Manchester Ave, St. Louis, MO 63143, USA
5.0 stars from 60 reviews, 0.1 stars above the St. Louis average of 4.9.
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5. Air Dynamics Heating & Cooling
9701 Gravois Rd, St. Louis, MO 63123, USA
5.0 stars from 46 reviews, 0.1 stars above the St. Louis average of 4.9.
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6. Air Pro Heating & Cooling
10707 Midwest Industrial Blvd Suite 100, St. Louis, MO 63132, USA
5.0 stars from 29 reviews, 0.1 stars above the St. Louis average of 4.9.
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7. RiteAir Heating & Cooling
1675 Jody Industrial Ct, St. Louis, MO 63132, USA
5.0 stars from 23 reviews, 0.1 stars above the St. Louis average of 4.9.
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8. Airvana Heating & Cooling
11159 S Towne Square Ste C, St. Louis, MO 63123, USA
5.0 stars from 20 reviews, 0.1 stars above the St. Louis average of 4.9.
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9. St. Louis AC and Heating Inc
3501 Roger Pl, St. Louis, MO 63116, USA
4.9 stars from 36 reviews, level with the St. Louis average of 4.9.
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10. All
111 Prospect Ave #103, Kirkwood, MO 63122, USA
4.9 stars from 278 reviews, level with the St. Louis average of 4.9.
Ratings and review counts: Google Maps.
At a glance
| # | HVAC company | Rating | Reviews |
|---|---|---|---|
| 1 | Seliga Heating and Cooling | 5.0 | 1,873 |
| 2 | Rhymes Heating & Cooling | 5.0 | 1,545 |
| 3 | Design Aire Heating & Cooling - St. Louis | 5.0 | 1,214 |
| 4 | American Heating & Air Conditioning | 5.0 | 60 |
| 5 | Air Dynamics Heating & Cooling | 5.0 | 46 |
| 6 | Air Pro Heating & Cooling | 5.0 | 29 |
| 7 | RiteAir Heating & Cooling | 5.0 | 23 |
| 8 | Airvana Heating & Cooling | 5.0 | 20 |
| 9 | St. Louis AC and Heating Inc | 4.9 | 36 |
| 10 | All | 4.9 | 278 |
How we rank
Each HVAC company gets a review-weighted rating: businesses with few reviews are pulled toward the St. Louis average of 4.9 stars, so a perfect score from a handful of reviews can't outrank a strong score from hundreds. No business pays for its position. Full method.
Questions
How were these hvac companies in St. Louis chosen?
We scored 33 St. Louis hvac companies with at least 20 reviews, using their rating weighted by review count (43,773 reviews in total). The 10 highest scores are listed.
Can a business pay to be on this list?
No. Positions come only from the published formula. A business can't pay to be added, moved up, or to have a competitor removed.
How often is this list updated?
About every 30 days. This version uses data collected on October 20, 2026.
Why isn't a HVAC company I know listed?
It may have fewer than 20 reviews, or its review-weighted score was below the top 10. Scores change as new reviews come in.