Top 27 of 42 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank
13 of the 27 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.
#1 for emergency heating and cooling in Horseheads: Isaac Heating & Air Conditioning, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Isaac Heating & Air Conditioning | 66 | 4.8★ (1,532) | Big Flats, 7 mi away | 24/7 |
| 2 | Allen's Plumbing, Heating & A/C Inc. | 62 | 4.7★ (89) | Elmira, 3 mi away | 24/7 |
| 3 | Pioneer Plumbing & HVAC | 61 | 5.0★ (42) | Elmira, 3 mi away | 24/7 |
| 4 | Bill's Plumbing Heating & Air | 61 | 4.4★ (42) | Horseheads | 24/7 |
| 5 | SplitClean, Mini Split & HVAC Coil Cleaning | 59 | 5.0★ (85) | Brooklyn, 19 mi away | 24/7 |
| 6 | B C Plumbing Heating Elec Ac/R Inc | 58 | 3.5★ (36) | Big Flats, 6 mi away | 24/7 |
| 7 | Kozy Heating & Air Conditioning | 57 | 4.5★ (38) | Ithaca, 15 mi away | 24/7 |
| 8 | Finger Lakes HVAC & R Inc | 56 | 5.0★ (5) | Big Flats, 7 mi away | 24/7 |
| 9 | Bohart Heating Plumbing & Air Conditioning | 55 | 5.0★ (10) | Southport, 16 mi away | 24/7 |
| 10 | Struble Plumbing & Heating | 54 | 3.0★ (11) | Horseheads | 24/7 |
24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.
#1Isaac Heating & Air Conditioning
Open 24/7 · 4.8 from 1,532 Google reviews
#2Allen's Plumbing, Heating & A/C Inc.
Open 24/7 · 4.7 from 89 Google reviews
Open 24/7 · 5.0 from 42 Google reviews
#4Bill's Plumbing Heating & Air
Open 24/7 · 4.4 from 42 Google reviews
#5SplitClean, Mini Split & HVAC Coil Cleaning
Open 24/7 · 5.0 from 85 Google reviews
#6B C Plumbing Heating Elec Ac/R Inc
Open 24/7 · 3.5 from 36 Google reviews
#7Kozy Heating & Air Conditioning
Open 24/7 · 4.5 from 38 Google reviews
Open 24/7 · 5.0 from 5 Google reviews
24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 42 is on the HVAC contractors page.
Ranked #1 because of its Google rating and review volume: 4.8★ from 1,532 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elmira, 3 mi away
Ranked #2 because of its Google rating and trade focus: 4.7★ from 89 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elmira, 3 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Horseheads
Ranked #4 because of its Google rating and trade focus: 4.4★ from 42 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brooklyn, 19 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Flats, 6 mi away
Ranked #6 because of its Google rating and trade focus: 3.5★ from 36 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 15 mi away
Ranked #7 because of its Google rating and trade focus: 4.5★ from 38 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Flats, 7 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Southport, 16 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Horseheads
Ranked #10 because of its Google rating and trade focus: 3.0★ from 11 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elmira, 5 mi away
Ranked #11 because of its Google rating and trade focus: 3.6★ from 27 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ithaca, 24 mi away
Ranked #12 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 Bath, 24 mi away
Ranked #13 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 Elmira, 5 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Elmira, 6 mi away
Ranked #15 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Horseheads
Ranked #16 because of its Google rating and trade focus: 4.9★ from 149 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Corning, 11 mi away
Ranked #17 because of its Google rating and trade focus: 4.4★ from 8 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Corning, 12 mi away
Ranked #18 because of its Google rating and trade focus: 2.0★ from 4 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Corning, 8 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 95 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elmira, 5 mi away
Ranked #20 because of its Google rating and trade focus: 4.7★ from 50 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Corning, 12 mi away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 77 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elmira, 2 mi away
Ranked #22 because of its Google rating and trade focus: 4.0★ from 28 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Elmira, 7 mi away
Ranked #23 because of its Google rating and trade focus: 4.6★ from 28 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Flats, 6 mi away
Ranked #24 because of its Google rating and trade focus: 4.2★ from 33 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, 14 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 37 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 #27, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | D & J's Maintenance and Construction | 38 | 4.0★ (3) | In Horseheads |
| 27 | Raynham Heating and Air LLC | 38 | 5.0★ (8) | 9 mi |
Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.
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 |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |