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Emergency HVAC Contractors in Dallas, GA (2026)

Top 50 of 226 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 Dallas: Cool Air Mechanical, 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 Dallas at a glance

Top emergency HVAC contractors in Dallas at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Cool Air Mechanical644.9★ (10,810)Marietta, 19 mi away24/7
2Coolray Heating & Air Conditioning634.8★ (10,615)Marietta, 18 mi away24/7
3E. Dennis Heating, Cooling, Plumbing & Electrical634.9★ (4,846)Marietta, 19 mi away24/7
4Comfort Solutions Heating & Cooling LLC624.9★ (1,371)Villa Rica, 14 mi away24/7
5Assured Comfort Heating, Air, Plumbing624.8★ (3,674)Douglasville, 20 mi away24/7
6Guardian Home Experts- Heating, Air, Plumbing & Electrical624.9★ (1,303)Cartersville, 16 mi away24/7
7E. Smith Heating & Air Conditioning624.9★ (1,775)Marietta, 18 mi away24/7
8Cary Moody Heating & Air614.9★ (493)Douglasville, 14 mi away24/7
9H & H Mechanical, Inc.614.9★ (435)Austell, 13 mi away24/7
10Summit605.0★ (529)Marietta, 18 mi away24/7

Call an emergency HVAC contractor in Dallas 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 Dallas, 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 226 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.

  10. #10 Summit

    Based in Marietta, 18 mi away

    60/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 529 Google reviews, listed on Google as “Air conditioning contractor”.

    • 5.0★ from 529 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    51 Austin Ave NE, Marietta, GA 30060
    View profile for Summit(770) 282-9545

  15. #15 Evans Heating and Air

    Based in Villa Rica, 14 mi away

    59/100CR Score

    Ranked #15 because of its Google rating and trade focus: 5.0★ from 141 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 141 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    265 E Montgomery St, Villa Rica, GA 30180
    View profile for Evans Heating and Air(678) 941-7199

  16. #16 HVAC Bee

    Based in Woodstock, 22 mi away

    59/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 582 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 582 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    715 Hammond Dr, Woodstock, GA 30188
    View profile for HVAC Bee(678) 327-8360

  21. #21 Carter and Sons HVAC

    Based in Smyrna, 19 mi away

    59/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.9★ from 339 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 339 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1701 McCoba Dr SE Suite A, Smyrna, GA 30080
    View profile for Carter and Sons HVAC(770) 434-4095

Top 50 of 226 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 Dallas, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Divine Comfort Heating and Cooling LLC595.0★ (113)16 mi
27Cool Air Experts585.0★ (25)10 mi
28GAR Inc., Heating & Cooling584.8★ (62)13 mi
29United Air Temp584.8★ (497)24 mi
30inAir Heating & Air Conditioning584.8★ (324)22 mi
31Go 2 Comfort585.0★ (103)19 mi
32Snappy Services - Electric, Plumbing, Heating & Air584.9★ (1,853)19 mi
33Assured Comfort Heating, Air, Plumbing574.7★ (147)19 mi
34Excel Mechanical Solutions575.0★ (91)20 mi
35Mccravy Mechanical LLC575.0★ (11)8 mi
36A TEAM SERVICES Heating & Air574.6★ (193)21 mi
37Essential Heating & Air Conditioning, Inc.574.8★ (267)25 mi
38Airon Mechanical LLC575.0★ (6)7 mi
39Superior Douglasville HVAC Pros575.0★ (16)12 mi
40Brucker HVAC573.8★ (15)8 mi
41RS Andrews574.9★ (159)25 mi
42Mastertech Mechanical564.9★ (132)24 mi
43Southern Airflow Advisors564.9★ (94)22 mi
44Manny's Hvac Llc564.8★ (29)15 mi
45El Garanon Heating and Air564.4★ (7)7 mi
46Blue Mechanical Air Conditioning & Heating565.0★ (9)11 mi
47MARService Heating & Air Conditioning564.8★ (53)20 mi
48TempTide565.0★ (24)17 mi
49Edras HVAC Services Douglasville GA564.9★ (31)18 mi
50Morgans Mechanical LLC565.0★ (14)15 mi

How we ranked emergency HVAC contractors in Dallas

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 Dallas: questions

Which HVAC contractors in Dallas are open 24/7?

25 on this list post 24/7 hours, including Cool Air Mechanical, Coolray Heating & Air Conditioning, E. Dennis Heating, Cooling, Plumbing & Electrical, Comfort Solutions Heating & Cooling LLC and Assured Comfort Heating, Air, Plumbing.

Who is ranked #1 for emergency heating and cooling in Dallas, GA?

Cool Air Mechanical is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Dallas 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 Dallas

  1. October 2026: CR Scores recalculated for 226 hvac contractors serving Dallas.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages