549 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Parole: Staton Heating, Cooling & Plumbing, CR Score 66/100; 4.9★ from 2,904 Google reviews; open 24/7.
Best for emergencies (open 24/7): Barstow & Sons Heating and Cooling, posts 24/7 hours; ranked #2 of 549.
Most-reviewed: Len The Plumber Heating & Air, LLC, 15,911 Google reviews at 4.7★, the most of 549 ranked; ranked #39.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
549 Parole HVAC contractors are ranked here by CR Score, from ten published factors. 173 are open 24/7, 344 open Saturdays and 247 open Sundays, based on posted hours. The median Google rating is 4.8★ across 549 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Staton Heating, Cooling & Plumbing | 66 | 4.9★ (2,904) | Annapolis, 1 mi away | 24/7 | Overall |
| 2 | Barstow & Sons Heating and Cooling | 65 | 4.9★ (1,127) | Annapolis, 1 mi away | 24/7 | Emergencies |
| 3 | Bethany Air | 63 | 4.8★ (1,251) | Edgewater, 4 mi away | 24/7 | — |
| 4 | David E White's Plumbing, Heating & Repair Company | 63 | 5.0★ (238) | Annapolis, 1 mi away | 24/7 | — |
| 5 | Grove Heating & Cooling | 63 | 4.9★ (1,156) | Crofton, 9 mi away | 24/7 | — |
| 6 | Belair Engineering and Service Company, Inc. | 62 | 4.9★ (1,421) | Greater Upper Marlboro, 13 mi away | 24/7 | — |
| 7 | United Air Temp | 62 | 4.8★ (253) | Annapolis, 1 mi away | 24/7 | — |
| 8 | Boothe's Heating, Air, Plumbing, Drains & Electrical | 62 | 4.9★ (1,461) | Dundalk, 14 mi away | 24/7 | — |
| 9 | One Hour Air Conditioning & Heating® of Annapolis | 61 | 4.8★ (367) | Arnold, 7 mi away | 24/7 | — |
| 10 | Michael & Son Services | 61 | 4.8★ (8,326) | Hyattsville, 18 mi away | Sat · Sun | — |
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 2,904 Google reviews, listed on Google as “HVAC contractor”.
Based in Annapolis, 1 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 1,127 Google reviews, listed on Google as “HVAC contractor”.
Based in Edgewater, 4 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 1,251 Google reviews, listed on Google as “HVAC contractor”.
Based in Annapolis, 1 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 238 Google reviews, listed on Google as “Heating contractor”.
Based in Crofton, 9 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,156 Google reviews, listed on Google as “HVAC contractor”.
Based in Greater Upper Marlboro, 13 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,421 Google reviews, listed on Google as “HVAC contractor”.
Based in Annapolis, 1 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 253 Google reviews, listed on Google as “HVAC contractor”.
Based in Dundalk, 14 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 1,461 Google reviews, listed on Google as “HVAC contractor”.
Based in Arnold, 7 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 367 Google reviews, listed on Google as “HVAC contractor”.
Based in Hyattsville, 18 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 8,326 Google reviews, listed on Google as “HVAC contractor”.
Based in Annapolis, 1 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “HVAC contractor”.
Based in Baltimore, 22 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 8,039 Google reviews, listed on Google as “HVAC contractor”.
Based in Stevensville, 12 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 285 Google reviews, listed on Google as “HVAC contractor”.
Based in Hanover, 15 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 2,167 Google reviews, listed on Google as “HVAC contractor”.
Based in Severna Park, 6 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 98 Google reviews, listed on Google as “HVAC contractor”.
Based in Crofton, 10 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 221 Google reviews, listed on Google as “HVAC contractor”.
Based in Rosaryville, 21 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 1,032 Google reviews, listed on Google as “HVAC contractor”.
Based in Dundalk, 11 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 179 Google reviews, listed on Google as “HVAC contractor”.
Based in Stevensville, 12 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 382 Google reviews, listed on Google as “HVAC contractor”.
Based in Greenbelt, 19 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 1,306 Google reviews, listed on Google as “HVAC contractor”.
Based in Baltimore, 22 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 786 Google reviews, listed on Google as “HVAC contractor”.
Based in Glen Burnie, 15 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 998 Google reviews, listed on Google as “HVAC contractor”.
Based in Annapolis, 2 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 286 Google reviews, listed on Google as “HVAC contractor”.
Based in Pasadena, 9 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 936 Google reviews, listed on Google as “HVAC contractor”.
Based in Edgewater, 4 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 51 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 549 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 |
|---|---|---|
| A-Gas Rapid Recovery - Baltimore | 5.0★ (2) | 17 mi |
| ABC Cooling & Heating LLC | 4.7★ (247) | 20 mi |
| All About Everything HVAC & Maintenance | 3.0★ (2) | 11 mi |
| C&V Home Services Inc | 4.9★ (114) | 17 mi |
| Davis Plumbing & Heating Inc | 5.0★ (2) | 14 mi |
| DJE Plumbing and Heating | 5.0★ (2) | 16 mi |
| DL Mechanical LLC | 5.0★ (2) | 15 mi |
| F.H. Furr Plumbing, Heating, Air Conditioning & Electrical | 4.8★ (1,788) | 14 mi |
| Hughes Mechanical, LLC | 4.8★ (408) | 23 mi |
| Meleney Equipment Inc | 5.0★ (2) | 18 mi |
| NARFIX HEATING AND AIR CONDITIONING LLC | 5.0★ (293) | 24 mi |
| One Call Services | 5.0★ (2) | 16 mi |
| R&R HVAC Solutions | 5.0★ (220) | 21 mi |
| Sears Heating and Air Conditioning | 3.0★ (2) | 4 mi |
| Severn's Heating and Air Conditioning | 3.0★ (2) | 7 mi |
| Shielded Edge Property Solutions | 5.0★ (2) | 18 mi |
| United Air Temp | 4.8★ (171) | 18 mi |
| United Service Company | 5.0★ (2) | 19 mi |
| Wrangler Plumbing & Heating | 5.0★ (2) | 11 mi |
| Zoned Heating and Cooling | 5.0★ (40) | 11 mi |
National price ranges in USD, not adjusted for Parole. 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 Maryland, Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration 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 549 Parole 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 Parole 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 |