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Emergency HVAC Contractors in Friendly, MD (2026)

Top 50 of 841 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Friendly: Michael & Son Services, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency HVAC contractors in Friendly at a glance

Top emergency HVAC contractors in Friendly at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Michael & Son Services654.7★ (15,537)Alexandria, 11 mi away24/7
2United Air Temp644.8★ (1,775)Fort Washington, 4 mi away24/7
3John C. Flood644.8★ (4,976)Alexandria, 10 mi away24/7
4Krafft Service Corporation634.9★ (1,631)Alexandria, 9 mi away24/7
5F.H. Furr Plumbing, Heating, Air Conditioning & Electrical634.7★ (4,469)Lorton, 12 mi away24/7
6CroppMetcalfe634.8★ (7,638)Fairfax, 16 mi away24/7
7AZA heating, cooling, plumbing & construction635.0★ (959)Alexandria, 10 mi away24/7
8United Air Temp634.8★ (1,318)Alexandria, 9 mi away24/7
9Caffi Services624.9★ (508)Alexandria, 6 mi away24/7
10Cyprus Air Heating, Cooling and Fireplaces624.3★ (2,189)Alexandria, 6 mi away24/7

Call an emergency HVAC contractor in Friendly now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency HVAC contractors in Friendly, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 841 is on the HVAC contractors page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 United Air Temp

    Based in Fort Washington, 4 mi away

    64/100CR Score

    Ranked #2 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
    View profile for United Air Temp(240) 342-3956

  3. #3 John C. Flood

    Based in Alexandria, 10 mi away

    64/100CR Score

    Ranked #3 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
    View profile for John C. Flood(571) 605-7008

  6. #6 CroppMetcalfe

    Based in Fairfax, 16 mi away

    63/100CR Score

    Ranked #6 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
    View profile for CroppMetcalfe(703) 420-5030

  8. #8 United Air Temp

    Based in Alexandria, 9 mi away

    63/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 1,318 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,318 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6094 Franconia Rd # B, Alexandria, VA 22310
    View profile for United Air Temp(703) 762-2488

  9. #9 Caffi Services

    Based in Alexandria, 6 mi away

    62/100CR Score

    Ranked #9 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
    View profile for Caffi Services(703) 962-6052

  11. #11 United Air Temp

    Based in Lorton, 11 mi away

    62/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.4★ from 4,301 Google reviews, listed on Google as “HVAC contractor”.

    • 4.4★ from 4,301 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6900 Hill Park Dr, Lorton, VA 22079
    View profile for United Air Temp(703) 688-9494

  12. #12 Mission Comfort

    Based in Waldorf, 10 mi away

    62/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 625 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 625 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    11822 Pika Dr, Waldorf, MD 20602
    View profile for Mission Comfort(301) 450-5913

  14. #14 GW Air Service

    Based in St. Charles, 4 mi away

    62/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.9★ from 270 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 270 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for GW Air Service(240) 601-3041

  15. #15 A-Plus Service Experts

    Based in St. Charles, 11 mi away

    62/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.8★ from 1,234 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,234 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4384 Hackett Place, White Plains, MD 20695
    View profile for A-Plus Service Experts(301) 579-0938

  17. #17 McCarthy Services

    Based in Springfield, 12 mi away

    62/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.4★ from 3,547 Google reviews, listed on Google as “HVAC contractor”.

    • 4.4★ from 3,547 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7435 Boston Blvd, Springfield, VA 22153
    View profile for McCarthy Services(703) 682-0528

  19. #19 A Action Home Services

    Based in Alexandria, 7 mi away

    62/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 326 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 326 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6404 Telegraph Rd Suite 200, Alexandria, VA 22310
    View profile for A Action Home Services(703) 596-8947

  23. #23 M.E. Flow

    Based in Lorton, 12 mi away

    61/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.7★ from 1,169 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 1,169 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8580 Cinder Bed Rd #200, Lorton, VA 22079
    View profile for M.E. Flow(571) 350-3183

  24. #24 M.E. Flow

    Based in Lorton, 12 mi away

    61/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 866 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 866 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7200 Telegraph Square Dr, Lorton, VA 22079
    View profile for M.E. Flow(571) 470-7235

Top 50 of 841 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Friendly, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Michael Bonsby HVAC, Plumbing and Electrical614.8★ (2,138)17 mi
27United Air Temp614.7★ (855)11 mi
28Commonwealth Cooling & Heating, LLC614.9★ (507)12 mi
29Olympic Aire Services Inc614.9★ (426)11 mi
30Leonard Splaine Co.614.9★ (1,060)16 mi
31TRINITY PRO SERVICES614.7★ (257)6 mi
32United Air Temp614.7★ (1,754)17 mi
33Logan Mechanical LLC614.7★ (155)5 mi
34Fixed Right & Guaranteed Super Techs, LLC615.0★ (1,032)19 mi
35Len the Plumber Heating & Air, LLC604.7★ (6,899)10 mi
36Su' Coy Heating, AC & Duct Cleaning604.9★ (205)9 mi
37United Air Temp604.8★ (1,306)17 mi
38Cardinal Plumbing Heating & Air Inc604.9★ (1,720)6 mi
39United Air Temp604.9★ (313)12 mi
40ACCURATE604.9★ (208)10 mi
41Comfort Solutions604.8★ (298)12 mi
42Nelson's HVAC, LLC604.9★ (627)18 mi
43United Air Temp604.8★ (146)9 mi
44One Hour Air Conditioning & Heating® of Gaithersburg604.8★ (302)13 mi
45Su’Coy Heating, AC & Duct Cleaning604.9★ (64)6 mi
46Grove Heating & Cooling594.9★ (1,156)22 mi
47Nero's Heating and Air594.9★ (166)12 mi
48Narfix Heating and Air Conditioning LLc595.0★ (49)6 mi
49NARFIX HEATING AND AIR CONDITIONING LLC595.0★ (293)18 mi
50HPC Services594.9★ (92)10 mi

How we ranked emergency HVAC contractors in Friendly

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Friendly: questions

Which HVAC contractors in Friendly are open 24/7?

25 on this list post 24/7 hours, including Michael & Son Services, United Air Temp, John C. Flood, Krafft Service Corporation and F.H. Furr Plumbing, Heating, Air Conditioning & Electrical.

Who is ranked #1 for emergency heating and cooling in Friendly, MD?

Michael & Son Services is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Friendly ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Friendly

  1. October 2026: CR Scores recalculated for 841 hvac contractors serving Friendly.
  2. October 2026: 9 duplicate listings merged.

More emergency and heating and cooling pages