37 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Cortland: Climate Tech NY, CR Score 58/100; 5.0★ from 64 Google reviews; open 24/7.
Best for emergencies (open 24/7): Eco-Electrical Contractors llc., posts 24/7 hours; ranked #4 of 37.
Most-reviewed: JMS Plumbing, 741 Google reviews at 4.9★, the most of 37 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
37 Cortland HVAC contractors are ranked here by CR Score, from ten published factors. 13 are open 24/7, 17 open Saturdays and 17 open Sundays, based on posted hours. The median Google rating is 4.7★ across 37 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Climate Tech NY | 58 | 5.0★ (64) | Rego Park, 19 mi away | 24/7 | Overall |
| 2 | JMS Plumbing | 57 | 4.9★ (741) | Cortland | — | Most reviews |
| 3 | E & V Energy | 56 | 4.3★ (104) | Cortland | — | — |
| 4 | Eco-Electrical Contractors llc. | 56 | 4.8★ (16) | Ithaca, 16 mi away | 24/7 | Emergencies |
| 5 | All Service LLC Heating & Air Conditioning | 56 | 5.0★ (29) | New Milford, 23 mi away | 24/7 | — |
| 6 | Efficient Systems Elec & Heating | 55 | 3.5★ (4) | Cortland | 24/7 | — |
| 7 | ANC Heating & Air Conditioning | 54 | 4.6★ (16) | Ithaca, 21 mi away | 24/7 | — |
| 8 | JD Marx Heating & Air Conditioning Inc. | 54 | 4.9★ (14) | Mattydale, 23 mi away | 24/7 | — |
| 9 | Mr Minisplit | 54 | 5.0★ (48) | Monticello, 23 mi away | Sun | — |
| 10 | Beylo Plumbing & Heating Inc | 53 | 3.5★ (8) | Binghamton, 16 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: 5.0★ from 64 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cortland
Ranked #2 because of its Google rating and review volume: 4.9★ from 741 Google reviews, the most in Cortland.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cortland
Ranked #3 because of its Google rating and trade focus: 4.3★ from 104 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 16 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Milford, 23 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cortland
Ranked #6 because of its Google rating and trade focus: 3.5★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 21 mi away
Ranked #7 because of its Google rating and trade focus: 4.6★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mattydale, 23 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 14 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Monticello, 23 mi away
Ranked #9 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 Binghamton, 16 mi away
Ranked #10 because of its Google rating and trade focus: 3.5★ from 8 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 15 mi away
Ranked #11 because of its Google rating and review volume: 4.8★ from 78 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Williamsport, 16 mi away
Ranked #12 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Hill, 18 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 64 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fresh Meadows, 23 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 95 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Astoria, 23 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 76 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kansas City, 23 mi away
Ranked #16 because of its Google rating and trade focus: 4.3★ from 24 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rome, 23 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Syracuse, 23 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 19 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 15 mi away
Ranked #20 because of its Google rating and trade focus: 4.7★ from 6 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Oswego, 23 mi away
Ranked #21 because of its Google rating and trade focus: 4.6★ from 18 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Brighton, 23 mi away
Ranked #22 because of its Google rating and trade focus: 4.6★ from 55 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 24 mi away
Ranked #23 because of its Google rating and trade focus: 4.2★ from 113 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 21 mi away
Ranked #24 because of its Google rating and trade focus: 4.1★ from 70 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Croton-on-Hudson, 23 mi away
Ranked #25 because of its Google rating and trade focus: 4.3★ from 11 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 #37, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | North Country PHC, LLC | 49 | 4.2★ (10) | 23 mi |
| 27 | Air Pro Hvac Inc | 49 | 5.0★ (8) | 23 mi |
| 28 | Simply Ductless | 49 | 5.0★ (15) | 24 mi |
| 29 | Comfort Control | 49 | 2.1★ (32) | 23 mi |
| 30 | M & M Plumbing & Heating | 48 | 4.4★ (11) | 19 mi |
| 31 | Hsc Associates Heating & AC | 48 | 3.6★ (34) | 20 mi |
| 32 | Absolutely Specialized | 48 | 4.3★ (6) | 17 mi |
| 33 | SJ's Residential Plumbing, Heating and AC | 48 | 5.0★ (8) | 23 mi |
| 34 | Leslie's Plumbing | 46 | 5.0★ (6) | 23 mi |
| 35 | Mormile Plumbing & Heating | 46 | 4.6★ (41) | 23 mi |
| 36 | Parrott Plumbing & Heating | 46 | 5.0★ (5) | 20 mi |
| 37 | Intelligent Green Solutions (IGS) | 45 | 4.3★ (50) | 16 mi |
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 |
|---|---|---|
| 123 Heating & Cooling Pros | 5.0★ (1) | In Cortland |
| Advantage Heating & Plumbing | 5.0★ (1) | In Cortland |
| anc heating and air conditioning ithaca | 5.0★ (2) | 19 mi |
| CNY Mechanicals | 23 mi | |
| Comfort Windows | 5.0★ (1) | 20 mi |
| Forker's Carpet and Vent Cleaning | 4.9★ (61) | In Cortland |
| Grant Plumbing & Heating | 5.0★ (1) | In Cortland |
| Hrunning Water Inc | 2.5★ (2) | 20 mi |
| Ithaca Cortland Plumbing Heating | 5.0★ (2) | In Cortland |
| JJ Mechanical Climate Controls | 5.0★ (2) | 23 mi |
| JLL Mechanical Inc. | 5.0★ (2) | 23 mi |
| JMC Heating and Cooling | 4.0★ (1) | 23 mi |
| K & B Plumbing & Heating | 5.0★ (1) | In Cortland |
| Kinney Air Solutions | 23 mi | |
| Miller Street Mechanicals | In Cortland | |
| Miner Repairs | 23 mi | |
| Mirabito Energy Products | In Cortland | |
| Reactive Electric | 3.0★ (2) | 23 mi |
| Rochester Green Energy | 4.0★ (1) | 23 mi |
| Shiner & Sons Plumbing, Heating & Air | 5.0★ (1) | 24 mi |
National price ranges in USD, not adjusted for Cortland. 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 37 Cortland 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 Cortland 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 |