707 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Greater Upper Marlboro: Belair Engineering and Service Company, Inc., CR Score 65/100; 4.9★ from 1,421 Google reviews; open 24/7.
Best for emergencies (open 24/7): Fixed Right & Guaranteed Super Techs, LLC, posts 24/7 hours; ranked #3 of 707.
Most-reviewed: Michael & Son Services, 15,537 Google reviews at 4.7★, the most of 707 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
707 Greater Upper Marlboro HVAC contractors are ranked here by CR Score, from ten published factors. 231 are open 24/7, 452 open Saturdays and 313 open Sundays, based on posted hours. The median Google rating is 4.9★ across 707 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Belair Engineering and Service Company, Inc. | 65 | 4.9★ (1,421) | Greater Upper Marlboro | 24/7 | Overall |
| 2 | Michael & Son Services | 63 | 4.8★ (8,326) | Hyattsville, 10 mi away | Sat · Sun | — |
| 3 | Fixed Right & Guaranteed Super Techs, LLC | 62 | 5.0★ (1,032) | Rosaryville, 11 mi away | 24/7 | Emergencies |
| 4 | Sweet Spot Home Services | 62 | 5.0★ (379) | Greater Upper Marlboro | Sat · Sun | — |
| 5 | Staton Heating, Cooling & Plumbing | 62 | 4.9★ (2,904) | Annapolis, 16 mi away | 24/7 | — |
| 6 | Grove Heating & Cooling | 62 | 4.9★ (1,156) | Crofton, 11 mi away | 24/7 | — |
| 7 | United Air Temp | 62 | 4.8★ (1,775) | Fort Washington, 12 mi away | 24/7 | — |
| 8 | United Air Temp | 61 | 4.8★ (146) | Greater Upper Marlboro | 24/7 | — |
| 9 | Michael & Son Services | 61 | 4.7★ (15,537) | Alexandria, 23 mi away | 24/7 | Most reviews |
| 10 | Bethany Air | 61 | 4.8★ (1,251) | Edgewater, 12 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 in Greater Upper Marlboro
Based in Greater Upper Marlboro
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,421 Google reviews, listed on Google as “HVAC contractor”.
Based in Hyattsville, 10 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 8,326 Google reviews, listed on Google as “HVAC contractor”.
Based in Rosaryville, 11 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 1,032 Google reviews, listed on Google as “HVAC contractor”.
Based in Greater Upper Marlboro
Ranked #4 because of its Google rating and trade focus: 5.0★ from 379 Google reviews, listed on Google as “HVAC contractor”.
Based in Annapolis, 16 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 2,904 Google reviews, listed on Google as “HVAC contractor”.
Based in Crofton, 11 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,156 Google reviews, listed on Google as “HVAC contractor”.
Based in Fort Washington, 12 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 1,775 Google reviews, listed on Google as “HVAC contractor”.
Based in Greater Upper Marlboro
Ranked #8 because of its Google rating and trade focus: 4.8★ from 146 Google reviews, listed on Google as “HVAC contractor”.
Based in Alexandria, 23 mi away
Ranked #9 because of its Google rating and review volume: 4.7★ from 15,537 Google reviews, the most in Greater Upper Marlboro.
Based in Edgewater, 12 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 1,251 Google reviews, listed on Google as “HVAC contractor”.
Based in Greenbelt, 13 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 1,306 Google reviews, listed on Google as “HVAC contractor”.
Based in Annapolis, 16 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 1,127 Google reviews, listed on Google as “HVAC contractor”.
Based in Ferndale, 2 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 188 Google reviews, listed on Google as “HVAC contractor”.
Based in Silver Spring, 19 mi away
Ranked #14 because of its Google rating and trade focus: 4.6★ from 8,136 Google reviews, listed on Google as “HVAC contractor”.
Based in Greater Upper Marlboro
Ranked #15 because of its Google rating and trade focus: 4.5★ from 246 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Alexandria, 22 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 4,976 Google reviews, listed on Google as “HVAC contractor”.
Based in Waldorf, 17 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 625 Google reviews, listed on Google as “HVAC contractor”.
Based in St. Charles, 10 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 270 Google reviews, listed on Google as “HVAC contractor”.
Based in Alexandria, 21 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 1,631 Google reviews, listed on Google as “HVAC contractor”.
Based in Greater Upper Marlboro
Ranked #20 because of its Google rating and trade focus: 4.7★ from 257 Google reviews, listed on Google as “HVAC contractor”.
Based in Largo, 7 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 176 Google reviews, listed on Google as “HVAC contractor”.
Based in Alexandria, 21 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 959 Google reviews, listed on Google as “HVAC contractor”.
Based in Alexandria, 16 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 508 Google reviews, listed on Google as “HVAC contractor”.
Based in Greater Upper Marlboro
Ranked #24 because of its Google rating and trade focus: 4.9★ from 32 Google reviews, listed on Google as “HVAC contractor”.
Based in Cheverly, 11 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 166 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 707 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 |
|---|---|---|
| Air Pyramid Service | In Greater Upper Marlboro | |
| Archibald Plumbing Services | 4.9★ (29) | In Greater Upper Marlboro |
| Best HVAC & Refrigeration, LLC | 4.0★ (24) | In Greater Upper Marlboro |
| BOWIE HVAC SERVICE | In Greater Upper Marlboro | |
| Complete Enhancement LLC | 3.5★ (21) | In Greater Upper Marlboro |
| Cyprus Air Heating, Cooling and Fireplaces | 4.3★ (2,189) | 19 mi |
| DKS Enterprise LLC | 5.0★ (2) | In Greater Upper Marlboro |
| Hermanstyne Plumbing & Heating | 5.0★ (1) | In Greater Upper Marlboro |
| Hermanstyne Plumbing & Heating | In Greater Upper Marlboro | |
| Horizon Mechanical Services LLC | 5.0★ (2) | In Greater Upper Marlboro |
| J&P Heating and Air Conditioning | In Greater Upper Marlboro | |
| JDL HVAC & Plumbing Services | 4.8★ (678) | 19 mi |
| Jerry's And Son's A/C And Heating LLC, | 5.0★ (1) | In Greater Upper Marlboro |
| Logan Mechanical LLC | 4.7★ (155) | 9 mi |
| Pride Mechanical | In Greater Upper Marlboro | |
| SERVPRO of Edgewater/Deale-Churchton/Lothian | 5.0★ (50) | In Greater Upper Marlboro |
| T & T HEATING & COOLING LLC | 5.0★ (1) | In Greater Upper Marlboro |
| True Knowledge HVAC Services | 5.0★ (10) | In Greater Upper Marlboro |
| United Air Temp | 4.4★ (4,301) | 24 mi |
| Welch & Rushe Inc | 4.2★ (10) | In Greater Upper Marlboro |
National price ranges in USD, not adjusted for Greater Upper Marlboro. 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 707 Greater Upper Marlboro 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 Greater Upper Marlboro 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 |