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Best HVAC companies in Des Peres, MO

The highest-scoring HVAC company in and near Des Peres is Classic Aire Care (score 94, 5.0 stars from 2,827 Google reviews). 3 companies meet the 5 Star standard within about 16 miles.

Last updated Oct 1, 2026How we rank
  1. 1

    Classic Aire Care

    5.0 · 2,827 Google reviewsArnold, MO100 years in business

    Classic Aire Care has served the St. Louis community since 1926 with heating, cooling, plumbing, drain, sewer, electrical, air quality, and commercial services. Its heating work includes furnace and boiler diagnosis,…

    Free estimatesEmergency serviceFinancing available
    94SCORE
    (636) 220-5859 WebsiteFull profile
  2. 2

    Integrity Aire

    5.0 · 393 Google reviewsSt Charles, MO
    InsuredBondedFree estimatesEmergency service
    77SCORE
    (314) 803-3664 WebsiteFull profile
  3. 3

    SmartHouse Heating and Cooling

    4.9 · 504 Google reviewsSt. Louis, MO
    Emergency serviceFinancing available
    73SCORE
    (314) 451-5391 WebsiteFull profile

We list only companies that clear our published bar, so this area is still filling in. As more HVAC companies near Des Peres qualify, they'll appear here automatically.

Compare the top 3

Top HVAC companies in Des Peres by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Classic Aire Care945.02,827100Arnold
2Integrity Aire775.03930St Charles
3SmartHouse Heating and Cooling734.9504–St. Louis

HVAC companies in Des Peres: quick answers

Who is the highest-rated HVAC company in Des Peres, MO?

Classic Aire Care has the highest 5 Star Score among HVAC companies in and near Des Peres: 94 out of 100, with a 5.0 star Google rating from 2,827 reviews.

How many 5 Star HVAC companies serve Des Peres?

3 HVAC companies meet our standard within about 16 miles of Des Peres: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 3 have 3,724 Google reviews between them, averaging 4.97 stars.

How are these HVAC companies ranked?

By 5 Star Score: rating quality adjusted for review count (45 points), review volume (25), review recency (15), years in business (10) and license verification (5). Businesses cannot pay to change their score.

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Ratings and review counts come from each company's public Google listing and are re-checked monthly. 5 Star Home Service Pros is independent; companies cannot pay for placement.