1,095 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Dover: Air Group, CR Score 65/100; 4.9★ from 2,805 Google reviews; open 24/7.
Best for emergencies (open 24/7): Air2Cool Heating/AC & Refrigeration, posts 24/7 hours; ranked #2 of 1,095.
Most-reviewed: Service Professionals, 6,302 Google reviews at 4.7★, the most of 1,095 ranked; ranked #11.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
1,095 Dover HVAC contractors are ranked here by CR Score, from ten published factors. 439 are open 24/7, 752 open Saturdays and 557 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,095 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Air Group | 65 | 4.9★ (2,805) | East Hanover, 9 mi away | 24/7 | Overall |
| 2 | Air2Cool Heating/AC & Refrigeration | 64 | 5.0★ (260) | Dover | 24/7 | Emergencies |
| 3 | Premier services | 64 | 5.0★ (523) | Hawthorne, 4 mi away | 24/7 | — |
| 4 | Russo Bros. and Co. | 64 | 4.8★ (3,043) | East Hanover, 12 mi away | 24/7 | — |
| 5 | Arctic Plumbing & HVAC | 63 | 5.0★ (652) | Emerson, 9 mi away | 24/7 | — |
| 6 | R. Poust Heating & Cooling Inc | 63 | 4.8★ (2,964) | Sparta, 14 mi away | 24/7 | — |
| 7 | High Ground Service Pros - Plumbers Electricians & HVAC Technicians | 62 | 5.0★ (605) | Sparta, 12 mi away | 24/7 | — |
| 8 | Mark Lindsay and Son Plumbing, Heating & Air Conditioning | 62 | 4.8★ (1,675) | Hopatcong, 13 mi away | 24/7 | — |
| 9 | Absolute HVAC LLC | 62 | 5.0★ (506) | Cedar Grove, 11 mi away | 24/7 | — |
| 10 | Pipe Works Services, Inc. | 62 | 4.8★ (1,940) | Chatham, 14 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 2,805 Google reviews, listed on Google as “HVAC contractor”.
Based in Dover
Ranked #2 because of its Google rating and trade focus: 5.0★ from 260 Google reviews, listed on Google as “HVAC contractor”.
Based in Hawthorne, 4 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 523 Google reviews, listed on Google as “HVAC contractor”.
Based in East Hanover, 12 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 3,043 Google reviews, listed on Google as “HVAC contractor”.
Based in Emerson, 9 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 652 Google reviews, listed on Google as “HVAC contractor”.
Based in Sparta, 14 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 2,964 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Sparta, 12 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 605 Google reviews, listed on Google as “HVAC contractor”.
Based in Hopatcong, 13 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 1,675 Google reviews, listed on Google as “HVAC contractor”.
Based in Cedar Grove, 11 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 506 Google reviews, listed on Google as “HVAC contractor”.
Based in Chatham, 14 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 1,940 Google reviews, listed on Google as “HVAC contractor”.
Based in Union, 19 mi away
Ranked #11 because of its Google rating and review volume: 4.7★ from 6,302 Google reviews, the most in Dover.
Based in Bloomingdale, 14 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 830 Google reviews, listed on Google as “HVAC contractor”.
Based in Cedar Grove, 9 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 245 Google reviews, listed on Google as “HVAC contractor”.
Based in East Hanover, 8 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 856 Google reviews, listed on Google as “HVAC contractor”.
Based in Randolph, 4 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 174 Google reviews, listed on Google as “HVAC contractor”.
Based in Garfield, 7 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 165 Google reviews, listed on Google as “HVAC contractor”.
Based in Bridgewater, 24 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 3,876 Google reviews, listed on Google as “HVAC contractor”.
Based in Kenilworth, 20 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 1,618 Google reviews, listed on Google as “HVAC contractor”.
Based in Hopatcong, 10 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 221 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Hopatcong, 10 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 361 Google reviews, listed on Google as “HVAC contractor”.
Based in Rockaway, 4 mi away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 181 Google reviews, listed on Google as “HVAC contractor”.
Based in Caldwell, 8 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 475 Google reviews, listed on Google as “HVAC contractor”.
Based in Somerset, 24 mi away
Ranked #23 because of its Google rating and trade focus: 4.8★ from 3,574 Google reviews, listed on Google as “HVAC contractor”.
Based in Carlstadt, 14 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 378 Google reviews, listed on Google as “HVAC contractor”.
Based in East Hanover, 11 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 149 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 1,095 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 |
|---|---|---|
| AirTech Heating & Cooling | 5.0★ (1) | In Dover |
| Areon HVAC | 4.0★ (1) | In Dover |
| Central Comfort | 5.0★ (1) | In Dover |
| DMG HVAC LLC | 4.8★ (26) | In Dover |
| DoctorEnergySmart | 4.9★ (146) | In Dover |
| Eggert Plumbing LLC | 5.0★ (1) | In Dover |
| Esposito's Electric | 4.9★ (1,766) | In Dover |
| Franks Coil Cleaning | 4.6★ (34) | In Dover |
| Gaynor Plumbing And Heating | 5.0★ (2) | 3 mi |
| GRM Services LLC / GRM HVAC | 5.0★ (15) | 1 mi |
| Lukac Plumbing Services | In Dover | |
| Mav Heating and Cooling LLc | 5.0★ (2) | In Dover |
| Neri & Russo Plumbing Heating Cooling Services | In Dover | |
| NJR Home Services | 1.0★ (2) | In Dover |
| Petro Home Services | 4.0★ (221) | In Dover |
| Rescue Air Conditioning, Heating & Refrigeration | 5.0★ (67) | 11 mi |
| Rescue Plumbing & HVAC Services | 4.8★ (72) | 9 mi |
| S Briganti Plumbing & Heating, Llc | 5.0★ (2) | 3 mi |
| Sears Heating and Air Conditioning | 5.0★ (2) | 2 mi |
| SERVPRO of Dover / Stillwater | 4.9★ (77) | In Dover |
National price ranges in USD, not adjusted for Dover. 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 Jersey, New Jersey State Board of Examiners of HVACR Contractors licenses Heating, ventilation, air conditioning and refrigeration work.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.
We scored 1,095 Dover 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 Dover 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 |