65/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 8,326 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 8,326 Google reviews
- Hours
- Mon–Sun 8 AM–6 PM
- Address
- 3400 Sharp St, Hyattsville, MD 20785
Best HVAC Contractors in Summerfield, MD (2026)
999 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Summerfield: Michael & Son Services, CR Score 65/100; 4.8★ from 8,326 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Belair Engineering and Service Company, Inc., posts 24/7 hours; ranked #2 of 999.
- 6
Most-reviewed: Michael & Son Services, 15,537 Google reviews at 4.7★, the most of 999 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
999 Summerfield HVAC contractors are ranked here by CR Score, from ten published factors. 312 are open 24/7, 658 open Saturdays and 452 open Sundays, based on posted hours. The median Google rating is 4.9★ across 999 rated businesses.
Top 10 HVAC contractors in Summerfield at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Michael & Son Services | 65 | 4.8★ (8,326) | Hyattsville, 2 mi away | Sat · Sun | Overall |
| 2 | Belair Engineering and Service Company, Inc. | 63 | 4.9★ (1,421) | Greater Upper Marlboro, 8 mi away | 24/7 | Emergencies |
| 3 | United Air Temp | 63 | 4.8★ (1,306) | Greenbelt, 6 mi away | 24/7 | — |
| 4 | Len The Plumber Heating & Air, LLC | 63 | 4.6★ (8,136) | Silver Spring, 11 mi away | 24/7 | — |
| 5 | United Air Temp | 63 | 4.8★ (1,775) | Fort Washington, 8 mi away | 24/7 | — |
| 6 | Michael & Son Services | 62 | 4.7★ (15,537) | Alexandria, 18 mi away | 24/7 | Most reviews |
| 7 | Grove Heating & Cooling | 62 | 4.9★ (1,156) | Crofton, 11 mi away | 24/7 | — |
| 8 | John C. Flood | 62 | 4.8★ (4,976) | Alexandria, 18 mi away | 24/7 | — |
| 9 | CroppMetcalfe | 62 | 4.8★ (7,638) | Fairfax, 20 mi away | 24/7 | — |
| 10 | Nero's Heating and Air | 61 | 4.9★ (166) | Cheverly, 2 mi away | 24/7 | — |
The 999 best HVAC contractors in Summerfield, ranked
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.
Based in Greater Upper Marlboro, 8 mi away
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 1,421 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,421 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 15881 Commerce Ct, Upper Marlboro, MD 20774
Based in Greenbelt, 6 mi away
63/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 1,306 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 1,306 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7255 Hanover Pkwy Ste A, Greenbelt, MD 20770
Based in Silver Spring, 11 mi away
63/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.6★ from 8,136 Google reviews, listed on Google as “HVAC contractor”.
- 4.6★ from 8,136 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 550 Forest Glen Rd, Silver Spring, MD 20901
Based in Fort Washington, 8 mi away
63/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 1,775 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 1,775 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5620 St Barnabas Rd Ste 240, Fort Washington, MD 20744
Based in Alexandria, 18 mi away
62/100CR ScoreRanked #6 because of its Google rating and review volume: 4.7★ from 15,537 Google reviews, the most in Summerfield.
- 4.7★ from 15,537 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5740 General Washington Dr, Alexandria, VA 22312
Based in Crofton, 11 mi away
62/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 1,156 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,156 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2142 Priest Bridge Court #6, Crofton, MD 21114
Based in Alexandria, 18 mi away
62/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 4,976 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 4,976 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6430 General Green Way, Alexandria, VA 22312
Based in Fairfax, 20 mi away
62/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 7,638 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 7,638 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8421 Hilltop Rd, Fairfax, VA 22031
Based in Cheverly, 2 mi away
61/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 166 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 166 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1712 62nd Ave, Cheverly, MD 20785
#11 GAC Services
Based in Gaithersburg, 23 mi away
61/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 6,908 Google reviews, listed on Google as “Heating contractor”.
- 4.9★ from 6,908 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 227 E Deer Park Dr, Gaithersburg, MD 20877
Based in Alexandria, 16 mi away
61/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 1,631 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,631 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5707A Edsall Rd, Alexandria, VA 22304
Based in Largo, 2 mi away
61/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 176 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 176 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9701 Apollo Dr Suite 100-16, Largo, MD 20774
Based in Alexandria, 16 mi away
61/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 959 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 959 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5800 Quantrell Ave #1510, Alexandria, VA 22312
Based in Annapolis, 19 mi away
61/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 2,904 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 2,904 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1991 Moreland Pkwy, Annapolis, MD 21401
Based in Silver Spring, 9 mi away
61/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 293 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 293 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9407 New Hampshire Ave, Silver Spring, MD 20903
Based in Clarksburg, 6 mi away
61/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 302 Google reviews, listed on Google as “HVAC contractor”.
- 4.8★ from 302 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Greater Upper Marlboro, 5 mi away
61/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 379 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 379 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun 9 AM–4 PM
#19 Caffi Services
Based in Alexandria, 11 mi away
61/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 508 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 508 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1313 Powhatan St, Alexandria, VA 22314
Based in Rockville, 20 mi away
61/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 5,985 Google reviews, listed on Google as “HVAC contractor”.
- 4.7★ from 5,985 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 685 Lofstrand Ln, Rockville, MD 20850
Based in Washington, D.C., 8 mi away
61/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 205 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 205 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 100 M St SE #600, Washington, DC 20003
Based in Rosaryville, 19 mi away
60/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 1,032 Google reviews, listed on Google as “HVAC contractor”.
- 5.0★ from 1,032 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2003 Chaneyville Rd, Owings, MD 20736
Based in Fairfax, 20 mi away
60/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 1,794 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,794 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2800 Juniper St #10, Fairfax, VA 22031
Based in Lanham, 5 mi away
60/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 114 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 114 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9703 Linwood Ave, Lanham, MD 20706
Based in Alexandria, 13 mi away
60/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 440 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 440 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3045 Colvin St, Alexandria, VA 22314
HVAC contractors ranked #26 to #50
#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 999 ranked HVAC contractors here; the rest are on their profiles.
Also serving Summerfield
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 |
|---|---|---|
| Cora AC | 5.0★ (2) | 8 mi |
| Coreno HVAC Repair Washington | 5.0★ (2) | 9 mi |
| Cyprus Air Heating, Cooling and Fireplaces | 4.3★ (2,189) | 16 mi |
| Davis Plumbing & Heating Inc | 5.0★ (2) | 7 mi |
| DC HVAC, Heating and Air Conditioning | 5.0★ (2) | 8 mi |
| Heravo HVAC Repair Washington | 5.0★ (2) | 9 mi |
| Horizon Mechanical Services LLC | 5.0★ (2) | 5 mi |
| JC & JC HVAC | 4.7★ (503) | 15 mi |
| JDL HVAC & Plumbing Services | 4.8★ (678) | 13 mi |
| Logan Mechanical LLC | 4.7★ (155) | 9 mi |
| Michael & Son Services | 4.7★ (419) | 14 mi |
| One Call Services | 5.0★ (2) | 10 mi |
| R And R Climate Control Inc | 5.0★ (2) | 8 mi |
| R D Springer Plumbing & Heating | 5.0★ (2) | 10 mi |
| T & T Plumbing And Heating | 5.0★ (2) | 5 mi |
| TRINITY PRO SERVICES | 4.7★ (257) | 6 mi |
| United Air Temp | 4.4★ (4,301) | 20 mi |
| United Service Company | 5.0★ (2) | 2 mi |
| Vito Services | 4.7★ (1,351) | 20 mi |
| Xavino HVAC Repair Washington | 5.0★ (2) | 10 mi |
How much do HVAC contractors cost in Summerfield?
National price ranges in USD, not adjusted for Summerfield. 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 |
How to check an HVAC contractor's license in Maryland
In Maryland, Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration Contractors licenses Heating, ventilation, air conditioning and refrigeration work.
- Check that the status is active and the name matches the contract or truck.
- Ask for proof of insurance before work starts.
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
When to hire an HVAC contractor in Maryland
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.
How we ranked Summerfield HVAC contractors
We scored 999 Summerfield 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 Summerfield 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 |
HVAC contractors in Summerfield: frequently asked questions
Who is the best HVAC contractor in Summerfield?
By CR Score, the highest-ranked HVAC contractor in Summerfield, MD is Michael & Son Services with a CR Score of 65/100. It has 4.8★ from 8,326 Google reviews. It is open 7 days a week. Belair Engineering and Service Company, Inc. (#2) and United Air Temp (#3) follow. We ranked 999 HVAC contractors on ten factors, last updated October 22, 2026.
How many HVAC contractors are there in Summerfield?
ContractorsRanked ranks 999 HVAC contractors serving Summerfield, MD. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which HVAC contractors in Summerfield are open 24/7?
312 ranked HVAC contractors in Summerfield post 24/7 hours. The highest-ranked are Belair Engineering and Service Company, Inc. (#2), United Air Temp (#3) and Len The Plumber Heating & Air, LLC (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Summerfield work on weekends?
658 of 999 ranked HVAC contractors post Saturday hours and 452 post Sunday hours. The highest-ranked open Saturdays are Michael & Son Services (#1), Belair Engineering and Service Company, Inc. (#2) and United Air Temp (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an HVAC contractor's license in Maryland?
In Maryland, Maryland State Board of Heating, Ventilation, Air-Conditioning and Refrigeration Contractors handles licensing and covers Heating, ventilation, air conditioning and refrigeration work.
How much does ac replacement cost in Summerfield?
AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Summerfield. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Summerfield HVAC contractors have?
The median Google rating among 999 rated HVAC contractors in Summerfield is 4.9★, with a median of 23 reviews. Michael & Son Services has the most, 15,537 reviews, and ranks #6. We adjust ratings for review count, so a few five-star reviews cannot top the list.
When is the best time to hire an HVAC contractor in Summerfield?
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.
Update log for Summerfield
- October 2026: CR Scores recalculated for 999 hvac contractors serving Summerfield.
- October 2026: 10 duplicate listings merged.
More HVAC contractors and Summerfield pages
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