866 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Cohasset: Blue Bear Plumbing Heating & Air, CR Score 65/100; 4.8★ from 2,030 Google reviews; open 24/7.
Best for emergencies (open 24/7): Boston Standard Company, posts 24/7 hours; ranked #2 of 866.
Most-reviewed: Sila Heating, Air Conditioning, Plumbing & Electrical, 4,377 Google reviews at 4.9★, the most of 866 ranked; ranked #14.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
866 Cohasset HVAC contractors are ranked here by CR Score, from ten published factors. 265 are open 24/7, 495 open Saturdays and 376 open Sundays, based on posted hours. The median Google rating is 4.8★ across 866 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Blue Bear Plumbing Heating & Air | 65 | 4.8★ (2,030) | Norwell, 7 mi away | 24/7 | Overall |
| 2 | Boston Standard Company | 64 | 4.7★ (2,808) | Weymouth, 8 mi away | 24/7 | Emergencies |
| 3 | Aspinwall Baystate Plumbing, Heating, Air Conditioning | 63 | 4.8★ (953) | Weymouth, 8 mi away | 24/7 | — |
| 4 | New England Ductless | 63 | 4.8★ (780) | Weymouth, 8 mi away | 24/7 | — |
| 5 | Trust 1 Services Plumbing, Heating, and Air Conditioning | 63 | 4.8★ (1,567) | Quincy, 12 mi away | 24/7 | — |
| 6 | 128 Plumbing, Heating, Cooling & Electric | 62 | 4.9★ (3,912) | Wakefield, 23 mi away | 24/7 | — |
| 7 | HL Bowman Inc Plumbing Heating & AC | 62 | 4.8★ (1,026) | Braintree, 12 mi away | 24/7 | — |
| 8 | ARS / Rescue Rooter | 62 | 4.6★ (2,547) | Stoughton, 15 mi away | 24/7 | — |
| 9 | Winters Home Services | 62 | 4.8★ (2,862) | Watertown, 20 mi away | 24/7 | — |
| 10 | Cranney Home Services | 62 | 4.8★ (4,220) | Danvers, 24 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: 4.8★ from 2,030 Google reviews, listed on Google as “HVAC contractor”.
Based in Weymouth, 8 mi away
Ranked #2 because of its Google rating and trade focus: 4.7★ from 2,808 Google reviews, listed on Google as “HVAC contractor”.
Based in Weymouth, 8 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 953 Google reviews, listed on Google as “HVAC contractor”.
Based in Weymouth, 8 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 780 Google reviews, listed on Google as “HVAC contractor”.
Based in Quincy, 12 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 1,567 Google reviews, listed on Google as “HVAC contractor”.
Based in Wakefield, 23 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 3,912 Google reviews, listed on Google as “HVAC contractor”.
Based in Braintree, 12 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 1,026 Google reviews, listed on Google as “Furnace repair service”.
Based in Stoughton, 15 mi away
Ranked #8 because of its Google rating and trade focus: 4.6★ from 2,547 Google reviews, listed on Google as “HVAC contractor”.
Based in Watertown, 20 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 2,862 Google reviews, listed on Google as “HVAC contractor”.
Based in Danvers, 24 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 4,220 Google reviews, listed on Google as “HVAC contractor”.
Based in Cohasset
Ranked #11 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Heating contractor”.
Based in Quincy, 12 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 382 Google reviews, listed on Google as “HVAC contractor”.
Based in Braintree, 8 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 105 Google reviews, listed on Google as “HVAC contractor”.
Based in Stoneham, 23 mi away
Ranked #14 because of its Google rating and review volume: 4.9★ from 4,377 Google reviews, the most in Cohasset.
Based in Hanover, 11 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 154 Google reviews, listed on Google as “HVAC contractor”.
Based in Hull, 6 mi away
Ranked #16 because of its Google rating and review volume: 5.0★ from 730 Google reviews.
Based in Abington, 13 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 391 Google reviews, listed on Google as “HVAC contractor”.
Based in Hanover, 9 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 187 Google reviews, listed on Google as “HVAC contractor”.
Based in Peabody, 21 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 839 Google reviews, listed on Google as “HVAC contractor”.
Based in Brookline, 13 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 300 Google reviews, listed on Google as “HVAC contractor”.
Based in Watertown, 23 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 1,625 Google reviews, listed on Google as “HVAC contractor”.
Based in Braintree, 17 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 671 Google reviews, listed on Google as “HVAC contractor”.
Based in Abington, 12 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 163 Google reviews, listed on Google as “Air conditioning contractor”.
Based in East Bridgewater, 14 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 632 Google reviews, listed on Google as “HVAC contractor”.
Based in Norwell, 7 mi away
Ranked #25 because of its Google rating and review volume: 4.9★ from 760 Google reviews.
#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 866 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 |
|---|---|---|
| BAC HVAC | 5.0★ (2) | 12 mi |
| Backus Burner Services Inc | 5.0★ (2) | 10 mi |
| Bay State Heating & Cooling | 3.0★ (2) | 10 mi |
| COAKLEY PLUMBING & HEATING | 1.0★ (1) | In Cohasset |
| Comfitrust | 5.0★ (2) | 10 mi |
| Commercial Air Control Inc | 3.0★ (2) | 10 mi |
| Cox's Old Colony HVAC & Plumbing | 4.4★ (97) | 10 mi |
| Davis Mechanical Heating, Ventilation & Air Conditioning | 5.0★ (2) | In Cohasset |
| Gleason HVAC | 5.0★ (2) | 11 mi |
| Harborside Heating & Cooling | 3.0★ (2) | 8 mi |
| Hillside Construction Heating and Cooling | 5.0★ (1) | In Cohasset |
| Pann Home Services & Remodeling | 4.5★ (331) | 18 mi |
| Reliance Air | 3.0★ (2) | 10 mi |
| Richard Poole Plumbing Heating | 5.0★ (2) | 9 mi |
| Sagamore | 4.6★ (38) | 8 mi |
| South Shore Plumbers | In Cohasset | |
| South Shore Plumbing and Heating LLC. | In Cohasset | |
| Suburban Contract Cleaning Inc | 5.0★ (2) | 12 mi |
| The Home Environment Company, Inc. | 1.0★ (2) | 12 mi |
| Whalen Plumbing and Heating | 5.0★ (2) | 9 mi |
National price ranges in USD, not adjusted for Cohasset. 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 866 Cohasset 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 Cohasset 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 |