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Best HVAC companies in Harrison, NY

The highest-scoring HVAC company in and near Harrison is JNR Plumbing LLC (score 85, 4.9 stars from 1,031 Google reviews). 2 companies meet the 5 Star standard within 25 km.

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

    JNR Plumbing LLC

    4.9 · 1,031 Google reviewsStamford, CT17 years in business
    InsuredBondedEmergency serviceFinancing available
    85SCORE
    (203) 803-2346 WebsiteFull profile
  2. 2

    Thermodynamix LLC

    4.8 · 425 Google reviewsOssining, NY
    InsuredFamily-ownedEmergency serviceFinancing available
    68SCORE
    (914) 909-4108 WebsiteFull profile

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

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HVAC companies in Harrison: quick answers

Who is the highest-rated HVAC company in Harrison, NY?

JNR Plumbing LLC has the highest 5 Star Score among HVAC companies in and near Harrison: 85 out of 100, with a 4.9 star Google rating from 1,031 reviews.

How many 5 Star HVAC companies serve Harrison?

2 HVAC companies meet our standard within 25 km of Harrison: at least a 4.5 star rating, 20 or more reviews and a score of 60 or higher. The top 2 have 1,456 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.