Best HVAC companies in Union, KY

The highest-scoring HVAC company in and near Union is A-C AIR CARE LLC (score 75, 4.9 stars from 398 Google reviews). 2 companies meet the 5 Star standard within about 16 miles.

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

    A-C AIR CARE LLC

    4.9 · 398 Google reviews
    75SCORE
  2. 2

    American Clean Air LLC

    4.8 · 460 Google reviews
    65SCORE

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

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HVAC companies in Union: quick answers

Who is the highest-rated HVAC company in Union, KY?

A-C AIR CARE LLC has the highest 5 Star Score among HVAC companies in and near Union: 75 out of 100, with a 4.9 star Google rating from 398 reviews.

How many 5 Star HVAC companies serve Union?

2 HVAC companies meet our standard within about 16 miles of Union: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 2 have 858 Google reviews between them, averaging 4.85 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.