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Best HVAC companies in Irmo, SC

The highest-scoring HVAC company in and near Irmo is Carolina Conditions Heating Cooling Plumbing Electrical (score 89, 4.9 stars from 4,354 Google reviews). 3 companies meet the 5 Star standard within 25 km.

Last updated Sep 25, 2026How we rank
  1. 1

    Carolina Conditions Heating Cooling Plumbing Electrical

    4.9 · 4,354 Google reviewsLexington, SC18 years in business
    InsuredFamily-ownedFree estimatesEmergency service
    89SCORE
    (803) 302-7133 WebsiteFull profile
  2. 2

    Jason Bryant Heating and Cooling, LLC

    5.0 · 331 Google reviewsLexington, SC
    Financing available
    80SCORE
    (803) 238-1535 WebsiteFull profile
  3. 3

    Cool Care Heating, Air, Plumbing & Refrigeration

    4.7 · 701 Google reviewsColumbia, SC
    Family-ownedEmergency serviceFinancing available
    65SCORE
    (803) 772-7715 WebsiteFull profile

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

Compare the top 3

Top HVAC companies in Irmo by 5 Star Score
#CompanyScoreGoogle ratingReviewsYearsBased in
1Carolina Conditions Heating Cooling Plumbing Electrical894.94,35418Lexington
2Jason Bryant Heating and Cooling, LLC805.0331–Lexington
3Cool Care Heating, Air, Plumbing & Refrigeration654.7701–Columbia

HVAC companies in Irmo: quick answers

Who is the highest-rated HVAC company in Irmo, SC?

Carolina Conditions Heating Cooling Plumbing Electrical has the highest 5 Star Score among HVAC companies in and near Irmo: 89 out of 100, with a 4.9 star Google rating from 4,354 reviews.

How many 5 Star HVAC companies serve Irmo?

3 HVAC companies meet our standard within 25 km of Irmo: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 3 have 5,386 Google reviews between them, averaging 4.87 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.