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Emergency HVAC Contractors in Brunswick, MD (2026)

Top 50 of 245 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 Brunswick: M.E. Flow, 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 Brunswick at a glance

Top emergency HVAC contractors in Brunswick at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1M.E. Flow644.8★ (3,718)Leesburg, 16 mi away24/7
2Wenbrooke Services - Electrical, Plumbing, Heating and Air634.8★ (1,208)Frederick, 11 mi away24/7
3United Air Temp634.7★ (928)Frederick, 9 mi away24/7
4Markool Heating Cooling Plumbing634.9★ (547)Frederick, 9 mi away24/7
5Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical624.8★ (932)Frederick, 12 mi away24/7
6F.H. Furr Plumbing, Heating, Air Conditioning & Electrical624.8★ (2,314)Ashburn, 20 mi away24/7
7Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical624.8★ (4,764)Hagerstown, 24 mi away24/7
8Techstar Mechanical Services llc.625.0★ (452)Charles Town, 13 mi away24/7
9Snell Home Services624.8★ (5,283)Sterling, 25 mi away24/7
10AllTech Services, Inc614.9★ (2,807)Sterling, 25 mi away24/7

Call an emergency HVAC contractor in Brunswick 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 Brunswick, 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 245 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.

  1. Ranked #1 in Brunswick

    #1 M.E. Flow

    Based in Leesburg, 16 mi away

    64/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.8★ from 3,718 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,718 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    12 Cardinal Park Dr SE STE 107, Leesburg, VA 20175
    View profile for M.E. Flow(571) 322-8847

  3. #3 United Air Temp

    Based in Frederick, 9 mi away

    63/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.7★ from 928 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 928 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5305 Jefferson Pike Suite 5, Frederick, MD 21703
    View profile for United Air Temp(240) 680-9304

  10. #10 AllTech Services, Inc

    Based in Sterling, 25 mi away

    61/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.9★ from 2,807 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 2,807 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    101-A Executive Dr STE 200, Sterling, VA 20166
    View profile for AllTech Services, Inc(703) 214-2940

  12. #12 Warner Service

    Based in Frederick, 14 mi away

    61/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 537 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 537 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    217 Monroe Ave, Frederick, MD 21701
    View profile for Warner Service(301) 200-9774

  15. #15 Frederick Air Inc

    Based in Frederick, 14 mi away

    61/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.8★ from 414 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 414 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3 King Ave, Frederick, MD 21701
    View profile for Frederick Air Inc(301) 845-5652

  17. #17 Michael & Son Services

    Based in Sterling, 24 mi away

    61/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.9★ from 1,501 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,501 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    45681 Oakbrook Ct STE 101, Sterling, VA 20166
    View profile for Michael & Son Services(703) 289-0565

  18. #18 John Nugent & Sons

    Based in Sterling, 23 mi away

    61/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.8★ from 1,701 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,701 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    45921 Maries Rd, Sterling, VA 20166
    View profile for John Nugent & Sons(571) 506-5228

  19. #19 United Air Temp

    Based in Sterling, 25 mi away

    61/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.8★ from 2,161 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 2,161 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    45570 Shepard Dr Ste. #6, Sterling, VA 20164
    View profile for United Air Temp(571) 888-8078

  20. #20 Urbana HVAC

    Based in Ballenger Creek, 13 mi away

    60/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 182 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 182 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Urbana HVAC(240) 723-3860

  21. #21 Wyant Service Experts

    Based in Frederick, 11 mi away

    60/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.8★ from 165 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 165 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4959 New Design Rd, Frederick, MD 21703
    View profile for Wyant Service Experts(301) 781-7637

  22. #22 closed

    Based in Walkersville, 15 mi away

    60/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.8★ from 240 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 240 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for closed(301) 900-8593

Top 50 of 245 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 Brunswick, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Pro Sky Services595.0★ (484)25 mi
27Air 1 Mechanical Heating and Cooling594.9★ (440)24 mi
28Brick Street Plumbing & HVAC594.2★ (364)14 mi
29B&B Air Conditioning & Heating Service595.0★ (357)25 mi
30Aire Serv of Martinsburg584.8★ (261)21 mi
31Premier Home Comfort585.0★ (226)24 mi
32Clover Contracting: Plumbing, HVAC & Air Purification584.9★ (156)20 mi
33B & E Services584.9★ (154)22 mi
34Care Services Inc584.9★ (164)22 mi
35Cube Heating & Cooling585.0★ (96)20 mi
36Heating & Air Solutions585.0★ (9)5 mi
37McIntire HVAC584.9★ (160)22 mi
38Belmont Heating & AC Repair LLC584.8★ (53)15 mi
39J R's Plumbing584.5★ (38)12 mi
40GT Mechanical575.0★ (27)14 mi
41Kees HVAC and Electrical Services LLC574.8★ (48)16 mi
42Michael & Son Services574.0★ (88)12 mi
43Prime AC Repair Frederick575.0★ (15)13 mi
44R A Dobson Inc574.8★ (164)25 mi
45Comfort Central Inc575.0★ (65)22 mi
46Dave's Heating & Air Conditioning574.8★ (138)25 mi
47Edgars Cooling & Heating574.8★ (35)17 mi
48Prestige Home Services565.0★ (61)23 mi
49Clarksburg Heating564.9★ (60)22 mi
50Griffith Energy Services, Inc.563.8★ (33)13 mi

How we ranked emergency HVAC contractors in Brunswick

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 Brunswick: questions

Which HVAC contractors in Brunswick are open 24/7?

25 on this list post 24/7 hours, including M.E. Flow, Wenbrooke Services - Electrical, Plumbing, Heating and Air, United Air Temp, Markool Heating Cooling Plumbing and Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical.

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

M.E. Flow is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Brunswick 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 Brunswick

  1. October 2026: CR Scores recalculated for 245 hvac contractors serving Brunswick.

More emergency and heating and cooling pages