260 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Monaca: Homer Nine and Sons, Inc., CR Score 65/100; 4.9★ from 2,353 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Air Systems Mechanical, posts 24/7 hours; ranked #2 of 260.
Most-reviewed: Gillece Services, 3,864 Google reviews at 4.5★, the most of 260 ranked; ranked #17.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
260 Monaca HVAC contractors are ranked here by CR Score, from ten published factors. 97 are open 24/7, 159 open Saturdays and 125 open Sundays, based on posted hours. The median Google rating is 4.8★ across 260 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Homer Nine and Sons, Inc. | 65 | 4.9★ (2,353) | Beaver Falls, 2 mi away | Sat · Sun · Evenings | Overall |
| 2 | Air Systems Mechanical | 65 | 5.0★ (530) | New Brighton, 3 mi away | 24/7 | Emergencies |
| 3 | Wade Heating & Cooling | 65 | 4.9★ (1,647) | Ambridge, 9 mi away | 24/7 | — |
| 4 | White Heating Inc | 63 | 4.9★ (1,453) | Pittsburgh, 16 mi away | 24/7 | — |
| 5 | Armstrong Comfort Solutions | 62 | 4.9★ (1,265) | Pittsburgh, 19 mi away | 24/7 | — |
| 6 | Burns HVAC LLC | 62 | 4.7★ (139) | Beaver Falls, 2 mi away | 24/7 | — |
| 7 | Pelles Heating & Cooling Services, Inc. | 61 | 4.9★ (508) | Economy, 15 mi away | 24/7 | — |
| 8 | TUDI Mechanical Systems | 61 | 4.8★ (1,030) | McKees Rocks, 18 mi away | 24/7 | — |
| 9 | Aire Serv of Sewickley | 61 | 4.9★ (278) | Ambridge, 14 mi away | 24/7 | — |
| 10 | Buckeye Mechanical Contracting | 60 | 5.0★ (252) | East Liverpool, 16 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 2,353 Google reviews, listed on Google as “HVAC contractor”.
Based in New Brighton, 3 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 530 Google reviews, listed on Google as “HVAC contractor”.
Based in Ambridge, 9 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 1,647 Google reviews, listed on Google as “HVAC contractor”.
Based in Pittsburgh, 16 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 1,453 Google reviews, listed on Google as “HVAC contractor”.
Based in Pittsburgh, 19 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,265 Google reviews, listed on Google as “HVAC contractor”.
Based in Beaver Falls, 2 mi away
Ranked #6 because of its Google rating and trade focus: 4.7★ from 139 Google reviews, listed on Google as “HVAC contractor”.
Based in Economy, 15 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 508 Google reviews, listed on Google as “HVAC contractor”.
Based in McKees Rocks, 18 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 1,030 Google reviews, listed on Google as “HVAC contractor”.
Based in Ambridge, 14 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 278 Google reviews, listed on Google as “HVAC contractor”.
Based in East Liverpool, 16 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 252 Google reviews, listed on Google as “HVAC contractor”.
Based in Pittsburgh, 15 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 418 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Coraopolis, 14 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 209 Google reviews, listed on Google as “HVAC contractor”.
Based in Pittsburgh, 23 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 1,350 Google reviews, listed on Google as “HVAC contractor”.
Based in Ellwood City, 11 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 264 Google reviews, listed on Google as “HVAC contractor”.
Based in Ellwood City, 12 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Heating contractor”.
Based in Butler, 23 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 652 Google reviews, listed on Google as “HVAC contractor”.
Based in Bridgeville, 24 mi away
Ranked #17 because of its Google rating and review volume: 4.5★ from 3,864 Google reviews, the most in Monaca.
Based in Allison Park, 21 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 622 Google reviews, listed on Google as “HVAC contractor”.
Based in Bridgeville, 24 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 608 Google reviews, listed on Google as “HVAC contractor”.
Based in Ellwood City, 11 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 82 Google reviews, listed on Google as “HVAC contractor”.
Based in Aliquippa, 3 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 472 Google reviews, listed on Google as “HVAC contractor”.
Based in Carnot-Moon, 12 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 189 Google reviews, listed on Google as “HVAC contractor”.
Based in Carnot-Moon, 12 mi away
Ranked #23 because of its Google rating and trade focus: 4.7★ from 115 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Bellevue, 17 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 112 Google reviews, listed on Google as “HVAC contractor”.
Based in New Castle, 21 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 168 Google reviews, listed on Google as “HVAC contractor”.
#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 260 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 |
|---|---|---|
| 1Up Heating and Cooling | 5.0★ (49) | 22 mi |
| Bloom Plumbing Heating & Cooling | 3.0★ (2) | 16 mi |
| Carney Heating Cooling & Gas | 4.8★ (13) | 12 mi |
| Contractors Grind | 5.0★ (2) | 22 mi |
| Dr Home Rx | 5.0★ (2) | 23 mi |
| Dynamic Heating & Cooling Inc | 5.0★ (2) | 19 mi |
| Eastley Inc | 5.0★ (2) | 20 mi |
| Fotia Heating & Cooling | 5.0★ (2) | 10 mi |
| Gamble's Heating & Air Conditioning | 5.0★ (2) | 24 mi |
| Greater Pittsburgh Plumbing | 4.7★ (1,123) | 13 mi |
| Hall's Heating & Cooling | 3.0★ (2) | 17 mi |
| Mako Mechanical, LLC | 5.0★ (5) | 7 mi |
| Quality HomEnergy | 4.7★ (15) | 12 mi |
| Residential HVAC Services | 5.0★ (2) | 22 mi |
| Ruthrauff Service, LLC | 3.0★ (2) | 16 mi |
| Service Equipment Co Inc | 3.0★ (2) | 16 mi |
| The Mechanical Services Company | 5.0★ (2) | 11 mi |
| Thermaltech | 5.0★ (2) | 13 mi |
| Tom Yocum Heating and Cooling | 5.0★ (2) | 23 mi |
| Triangle Air Conditioning Co., Inc. | 4.9★ (90) | 23 mi |
National price ranges in USD, not adjusted for Monaca. 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 Pennsylvania, 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 260 Monaca 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 Monaca 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 |