74 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Glens Falls: Highland Home Heating & Cooling, CR Score 65/100; 4.9★ from 311 Google reviews; open 24/7.
Best for emergencies (open 24/7): Crisafulli Bros. Plumbing & Heating Contractors, Inc., posts 24/7 hours; ranked #2 of 74.
Most-reviewed: Crisafulli Bros. Plumbing & Heating Contractors, Inc., 605 Google reviews at 4.7★, the most of 74 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
74 Glens Falls HVAC contractors are ranked here by CR Score, from ten published factors. 30 are open 24/7, 37 open Saturdays and 30 open Sundays, based on posted hours. The median Google rating is 4.8★ across 74 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Highland Home Heating & Cooling | 65 | 4.9★ (311) | Saratoga Springs, 7 mi away | 24/7 | Overall |
| 2 | Crisafulli Bros. Plumbing & Heating Contractors, Inc. | 63 | 4.7★ (605) | Glens Falls | 24/7 | Emergencies, Most reviews |
| 3 | Passino Comfort Solutions | 62 | 5.0★ (60) | Glens Falls North, 4 mi away | 24/7 | — |
| 4 | Comfort Mechanics LLC. | 62 | 5.0★ (34) | Glens Falls | 24/7 | — |
| 5 | Jack Hall Plumbing & Heating, Inc. | 61 | 4.6★ (279) | Glens Falls | 24/7 | — |
| 6 | Northern Heating and Air | 61 | 4.4★ (45) | Queensbury, 1 mi away | 24/7 | — |
| 7 | K&J's Comfort Inc. | 60 | 4.2★ (45) | Queensbury, 2 mi away | 24/7 | — |
| 8 | Grasshopper Heating, Cooling & Plumbing | 60 | 5.0★ (182) | Saratoga Springs, 18 mi away | Sat · Sun · Evenings | — |
| 9 | Hewitt Brothers Heating and Cooling | 60 | 4.8★ (25) | Glens Falls North, 5 mi away | 24/7 | — |
| 10 | Upstate Duct Cleaning | 60 | 5.0★ (48) | Saratoga Springs, 13 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 311 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glens Falls
Ranked #2 because of its Google rating and review volume: 4.7★ from 605 Google reviews, the most in Glens Falls.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glens Falls North, 4 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glens Falls
Ranked #4 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glens Falls
Ranked #5 because of its Google rating and review volume: 4.6★ from 279 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 1 mi away
Ranked #6 because of its Google rating and trade focus: 4.4★ from 45 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 2 mi away
Ranked #7 because of its Google rating and trade focus: 4.2★ from 45 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saratoga Springs, 18 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 182 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glens Falls North, 5 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 25 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saratoga Springs, 13 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 2 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 116 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saratoga Springs, 17 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 250 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Glens Falls
Ranked #13 because of its Google rating and trade focus: 5.0★ from 86 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glens Falls
Ranked #14 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 3 mi away
Ranked #15 because of its Google rating and trade focus: 4.0★ from 32 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 3 mi away
Ranked #16 because of its Google rating and trade focus: 4.4★ from 13 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saratoga Springs, 17 mi away
Ranked #17 because of its Google rating and trade focus: 4.6★ from 79 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 2 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 104 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 4 mi away
Ranked #19 because of its Google rating and trade focus: 4.7★ from 24 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 4 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 124 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glens Falls
Ranked #21 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Glens Falls
Ranked #22 because of its Google rating and trade focus: 4.5★ from 11 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ballston Spa, 21 mi away
Ranked #23 because of its Google rating and trade focus: 4.7★ from 72 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hudson Falls, 4 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Queensbury, 2 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 74 ranked HVAC contractors here; the rest are on their profiles.
20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| AC Contractors | 5.0★ (8) | In Glens Falls |
| Adirondack Heating & Air Conditioning | 4.3★ (6) | 12 mi |
| Affordable Plumbing & Heating | 3.0★ (2) | 7 mi |
| All Systems Ready LLC | In Glens Falls | |
| Barlows Residential Solutions | 1.0★ (1) | 4 mi |
| Bruce Deren Plumbing & Heating | 5.0★ (2) | 13 mi |
| Deluxe HVAC of Saratoga Springs NY | 5.0★ (1) | 18 mi |
| Freeman & Shea Co Inc | 3.7★ (3) | 17 mi |
| Highland Home Heating & Cooling | 1.0★ (1) | 18 mi |
| JMC Service & Sales | 5 mi | |
| Kelly Plumbing & Heating | 4.6★ (9) | 10 mi |
| Kenyons AP | In Glens Falls | |
| Kuhn Mechanical Heating, Cooling,Plumbing L.L.C | 5.0★ (1) | 24 mi |
| Northway Plumbing & Heating | 5.0★ (1) | 19 mi |
| Paul's Refrigeration & AC Services | 6 mi | |
| Performance Industrial | 4.2★ (10) | In Glens Falls |
| Starratt Plumbing & Heating | 5.0★ (8) | 4 mi |
| Tech 7 Systems | 3.7★ (3) | 16 mi |
| Thompson’s Heating | 5.0★ (1) | 5 mi |
| Total Mechanical Services LLC | 5.0★ (1) | 4 mi |
National price ranges in USD, not adjusted for Glens Falls. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
In New York, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
We scored 74 Glens Falls HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Glens Falls data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |