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Emergency HVAC Contractors in Unionville, NC (2026)

Top 50 of 293 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 Unionville: MTB 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 Unionville at a glance

Top emergency HVAC contractors in Unionville at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1MTB Mechanical654.9★ (4,544)Matthews, 13 mi away24/7
2Parks Heating, Cooling, Plumbing, & Electrical654.7★ (3,021)Indian Trail, 9 mi away24/7
3Charlotte Heating & Air645.0★ (964)Mint Hill, 10 mi away24/7
4Travis Crawford Heating, Cooling, Plumbing & Electrical634.9★ (2,208)Charlotte, 14 mi away24/7
5Chad Love Services634.9★ (4,099)Concord, 21 mi away24/7
6Dilling Heating, Cooling, Plumbing & Electrical634.9★ (5,474)Charlotte, 23 mi away24/7
7Byrum Heating & A/C634.9★ (591)Indian Trail, 10 mi away24/7
8T&C Heating and Cooling624.9★ (250)Indian Trail, 8 mi away24/7
9One Hour Heating & Air Conditioning of Charlotte624.8★ (5,915)Charlotte, 25 mi away24/7
10Comfort First Heating and Cooling614.7★ (551)Matthews, 12 mi away24/7

Call an emergency HVAC contractor in Unionville 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 Unionville, 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 293 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 Unionville

    #1 MTB Mechanical

    Based in Matthews, 13 mi away

    65/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 4,544 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 4,544 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1201 Industrial Dr, Matthews, NC 28105
    View profile for MTB Mechanical(704) 321-9250

  5. #5 Chad Love Services

    Based in Concord, 21 mi away

    63/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.9★ from 4,099 Google reviews, listed on Google as “Heating contractor”.

    • 4.9★ from 4,099 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2583 Armentrout Dr, Concord, NC 28025
    View profile for Chad Love Services(704) 317-8980

  7. #7 Byrum Heating & A/C

    Based in Indian Trail, 10 mi away

    63/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.9★ from 591 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 591 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6028 W Marshville Blvd, Marshville, NC 28103
    View profile for Byrum Heating & A/C(704) 624-2351

  14. #14 Call Dad

    Based in Charlotte, 23 mi away

    60/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.8★ from 1,496 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,496 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4400 Stuart Andrew Blvd, Charlotte, NC 28217
    View profile for Call Dad(704) 228-1643

  21. #21 Roby Services

    Based in Charlotte, 23 mi away

    60/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.8★ from 940 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 940 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3013 Wilkinson Blvd, Charlotte, NC 28208
    View profile for Roby Services(704) 559-1875

  22. #22 Next Hvac

    Based in Waxhaw, 18 mi away

    59/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 229 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 229 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1031 Bannister Rd, Waxhaw, NC 28173
    View profile for Next Hvac(704) 835-5870

Top 50 of 293 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 Unionville, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Patterson Heating and Air Conditioning594.7★ (432)20 mi
27City Heating and Air594.8★ (155)16 mi
2824 Hour594.3★ (127)10 mi
29Luxe Mechanical LLC595.0★ (17)6 mi
30Swift Brothers Plumbing, Heating & Air594.9★ (538)11 mi
31Wilson HVAC Company594.5★ (83)11 mi
32The Elite Climate Specialists LLC595.0★ (60)14 mi
33Know A Guy Heating & Air Conditioning584.9★ (58)13 mi
34Hoosier, Inc.585.0★ (215)22 mi
35G+S Heating Air Energy Services584.9★ (267)23 mi
36Kirkland Air Conditioning and Heating584.9★ (116)18 mi
37Air Carolinas584.9★ (238)23 mi
38Comfort First Heating and Cooling584.8★ (287)23 mi
39Expert Comfort Solutions, LLC584.7★ (66)14 mi
40Aire Serv of South Charlotte575.0★ (105)23 mi
41Meer Comfort Heating Air Conditioning575.0★ (5)6 mi
42Icon Air Heating & Cooling LLC575.0★ (34)17 mi
43HS Services HVAC Inc.575.0★ (9)10 mi
44First Choice AC & Heating574.4★ (7)7 mi
45Air Star HVAC564.9★ (37)18 mi
46Freedom Mechanical L.L.C565.0★ (9)11 mi
47King Brothers Plumbing Heating & Air565.0★ (33)18 mi
48Trademark Air LLC564.9★ (40)19 mi
49Air Maxx of Charlotte, Inc.565.0★ (45)20 mi
50Universal HVAC564.8★ (16)14 mi

How we ranked emergency HVAC contractors in Unionville

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 Unionville: questions

Which HVAC contractors in Unionville are open 24/7?

25 on this list post 24/7 hours, including MTB Mechanical, Parks Heating, Cooling, Plumbing, & Electrical, Charlotte Heating & Air, Travis Crawford Heating, Cooling, Plumbing & Electrical and Chad Love Services.

Who is ranked #1 for emergency heating and cooling in Unionville, NC?

MTB Mechanical is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Unionville 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 Unionville

  1. October 2026: CR Scores recalculated for 293 hvac contractors serving Unionville.
  2. October 2026: 3 duplicate listings merged.

More emergency and heating and cooling pages