333 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Westminster: Papalia Home Services, CR Score 63/100; 4.9★ from 3,978 Google reviews; open 24/7.
Best for emergencies (open 24/7): Heritage Home Service, posts 24/7 hours; ranked #2 of 333.
Most-reviewed: Heritage Home Service, 2,563 Google reviews at 4.9★, the most of 333 ranked after Papalia Home Services; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
333 Westminster HVAC contractors are ranked here by CR Score, from ten published factors. 106 are open 24/7, 163 open Saturdays and 122 open Sundays, based on posted hours. The median Google rating is 4.9★ across 333 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Papalia Home Services | 63 | 4.9★ (3,978) | Acton, 21 mi away | 24/7 | Overall |
| 2 | Heritage Home Service | 62 | 4.9★ (2,563) | Auburn, 24 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Wilson Brothers Heating & Air Conditioning, Inc. | 61 | 4.9★ (1,275) | Fitchburg, 20 mi away | 24/7 | — |
| 4 | Sanford Temperature Control | 61 | 4.9★ (1,832) | Milford, 23 mi away | 24/7 | — |
| 5 | Precision Home Services | 61 | 4.9★ (1,017) | Northborough, 20 mi away | 24/7 | — |
| 6 | DeWolfe Plumbing, Heating & Cooling | 61 | 4.8★ (748) | West Boylston, 16 mi away | 24/7 | — |
| 7 | Control Point Heating • Cooling • Plumbing • Electric | 60 | 5.0★ (586) | Shrewsbury, 22 mi away | 24/7 | — |
| 8 | Nashoba Air & BoilerWorks | 60 | 4.9★ (1,833) | Acton, 22 mi away | Sat · Sun · Evenings | — |
| 9 | Gervais Mechanical Services LLC | 60 | 4.7★ (1,413) | Auburn, 23 mi away | 24/7 | — |
| 10 | Spuria Stove Services | 60 | 4.9★ (34) | Ashburnham, 5 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 review volume: 4.9★ from 3,978 Google reviews, the most in Westminster.
Based in Auburn, 24 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 2,563 Google reviews, listed on Google as “HVAC contractor”.
Based in Fitchburg, 20 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 1,275 Google reviews, listed on Google as “HVAC contractor”.
Based in Milford, 23 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 1,832 Google reviews, listed on Google as “HVAC contractor”.
Based in Northborough, 20 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,017 Google reviews, listed on Google as “HVAC contractor”.
Based in West Boylston, 16 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 748 Google reviews, listed on Google as “HVAC contractor”.
Based in Shrewsbury, 22 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 586 Google reviews, listed on Google as “HVAC contractor”.
Based in Acton, 22 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 1,833 Google reviews, listed on Google as “HVAC contractor”.
Based in Auburn, 23 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 1,413 Google reviews, listed on Google as “HVAC contractor”.
Based in Ashburnham, 5 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 34 Google reviews, listed on Google as “Heating contractor”.
Based in Grafton, 25 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 781 Google reviews, listed on Google as “HVAC contractor”.
Based in Gardner, 4 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 210 Google reviews, listed on Google as “HVAC contractor”.
Based in Athol, 13 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 53 Google reviews, listed on Google as “HVAC contractor”.
Based in Shrewsbury, 21 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 270 Google reviews, listed on Google as “HVAC contractor”.
Based in Litchfield, 24 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 320 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Leominster, 8 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 721 Google reviews, listed on Google as “HVAC contractor”.
Based in Leominster, 9 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “HVAC contractor”.
Based in Fall River, 18 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 70 Google reviews, listed on Google as “HVAC contractor”.
Based in Leominster, 9 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “HVAC contractor”.
Based in Auburn, 23 mi away
Ranked #20 because of its Google rating and trade focus: 4.7★ from 330 Google reviews, listed on Google as “HVAC contractor”.
Based in Sterling, 10 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 400 Google reviews, listed on Google as “HVAC contractor”.
Based in Acton, 10 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “HVAC contractor”.
Based in Holden, 15 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “HVAC contractor”.
Based in Auburn, 13 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “HVAC contractor”.
Based in Worcester, 20 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 119 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 333 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 |
|---|---|---|
| Bankowski Oil & Heating Inc | 5.0★ (2) | 5 mi |
| C & C Temp Control, Inc. | 5.0★ (2) | 16 mi |
| Comfort Pros Mini Splits | 5.0★ (2) | 8 mi |
| D-E Corporation Sheet Metal/Welding HVAC Systems | 2.5★ (2) | 9 mi |
| David A. Longuemare Plumbing & Heating | 3.0★ (2) | 18 mi |
| Denommee Plumbing, HVAC & Electric | 4.9★ (51) | 21 mi |
| Energy Air | 5.0★ (5) | 10 mi |
| Fixer Connect Inc. | 5.0★ (2) | 16 mi |
| Higgins Mechanical | 5.0★ (2) | 5 mi |
| Homeworks Heating and Air Conditioning | 3.0★ (2) | 18 mi |
| Kirouac Mechanical | 5.0★ (2) | 11 mi |
| Mark Kooyomjian Plumbing & Heating | 5.0★ (2) | 16 mi |
| McDonald Heating Air Conditioning Plumbing, Inc. | 4.5★ (135) | 23 mi |
| Michael Cook HVAC/R Services | 5.0★ (2) | 4 mi |
| Nolan Heating | 4.4★ (7) | 9 mi |
| Professional HVAC Inc. | 4.9★ (27) | 19 mi |
| PureComfort Heating & Air Conditioning | 4.8★ (88) | 25 mi |
| RRC Plumbing and Heating | 5.0★ (2) | 6 mi |
| Superior Heating and AC | 3.0★ (2) | 13 mi |
| Wotton Heating | 5.0★ (2) | 3 mi |
National price ranges in USD, not adjusted for Westminster. 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 Massachusetts, 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 333 Westminster 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 Westminster 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 |