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Emergency HVAC Contractors in Cornelius, NC (2026)

Top 50 of 406 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 Cornelius: EcoGreen Home 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 Cornelius at a glance

Top emergency HVAC contractors in Cornelius at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1EcoGreen Home Services654.8★ (900)Cornelius24/7
2Dilling Heating, Cooling, Plumbing & Electrical644.9★ (1,189)Mooresville, 8 mi away24/7
3Horne HVAC Charlotte644.9★ (3,048)Charlotte, 15 mi away24/7
4Integrity Heating & Cooling644.9★ (931)Charlotte, 8 mi away24/7
5Bradham Comfort Services, Inc.644.9★ (2,632)Charlotte, 14 mi away24/7
6Chad Love Services644.9★ (4,099)Concord, 18 mi away24/7
7Peace Heating And Air Conditioning634.9★ (653)Mooresville, 8 mi away24/7
8Dilling Heating, Cooling, Plumbing & Electrical634.9★ (5,474)Charlotte, 21 mi away24/7
9Michael & Son Services634.7★ (4,070)Charlotte, 16 mi away24/7
10Andy Lewis Heating & Air Conditioning634.8★ (2,873)Charlotte, 18 mi away24/7

Call an emergency HVAC contractor in Cornelius 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 Cornelius, 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 406 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.

  3. #3 Horne HVAC Charlotte

    Based in Charlotte, 15 mi away

    64/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 3,048 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 3,048 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6805 Craig St, Charlotte, NC 28214
    View profile for Horne HVAC Charlotte(704) 321-4173

  6. #6 Chad Love Services

    Based in Concord, 18 mi away

    64/100CR Score

    Ranked #6 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

  15. #15 GSM Services

    Based in Gastonia, 24 mi away

    62/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.9★ from 3,506 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 3,506 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    407 E Long Ave, Gastonia, NC 28054
    View profile for GSM Services(704) 864-0344

  16. #16 All City Heat and Air

    Based in Charlotte, 14 mi away

    62/100CR Score

    Ranked #16 because of its Google rating and trade focus: 5.0★ from 496 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 496 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6128 Brookshire Blvd Suite L, Charlotte, NC 28216
    View profile for All City Heat and Air(980) 206-3959

  22. #22 Call Dad

    Based in Charlotte, 21 mi away

    61/100CR Score

    Ranked #22 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

  23. #23 Roby Services

    Based in Charlotte, 18 mi away

    61/100CR Score

    Ranked #23 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

Top 50 of 406 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 Cornelius, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Comfort First Heating and Cooling614.8★ (287)12 mi
27Varsity Zone HVAC of Mooresville605.0★ (70)7 mi
28QC Mechanical605.0★ (128)11 mi
29Roland Black Heating, Cooling, Plumbing & Generators604.9★ (1,054)24 mi
30Charlotte Heating & Air605.0★ (964)25 mi
31James Mechanical605.0★ (83)10 mi
32Seals Heating and Cooling604.9★ (45)6 mi
33Komfort Air Service Experts604.8★ (1,453)25 mi
34Patterson Heating and Air Conditioning604.7★ (432)17 mi
35G+S Heating Air Energy Services604.9★ (267)17 mi
36Trident Mechanical Systems, Inc.605.0★ (306)19 mi
37Hoosier, Inc.595.0★ (215)18 mi
38HL Bowman Inc Plumbing Heating & AC594.8★ (878)25 mi
39Liberty Air LLC595.0★ (343)22 mi
40Priority Comfort594.9★ (39)8 mi
41South End Plumbing Heating & Air594.6★ (39)7 mi
42CBN Mechanical595.0★ (61)14 mi
43Henson Heating & Cooling595.0★ (86)16 mi
44Progressive Service Company594.6★ (311)18 mi
45Cool Comfort Heating & Air584.1★ (9)1 mi
46RSC Service & Appliance (HVAC)585.0★ (8)3 mi
47Gerald Griffin Heating and Cooling Services584.9★ (104)18 mi
48David & Goliath HVAC585.0★ (147)21 mi
49Service Warriors llc585.0★ (34)12 mi
50Air Master Technologies, Inc.584.8★ (302)24 mi

How we ranked emergency HVAC contractors in Cornelius

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 Cornelius: questions

Which HVAC contractors in Cornelius are open 24/7?

25 on this list post 24/7 hours, including EcoGreen Home Services, Dilling Heating, Cooling, Plumbing & Electrical, Horne HVAC Charlotte, Integrity Heating & Cooling and Bradham Comfort Services, Inc..

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

EcoGreen Home Services is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Cornelius 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 Cornelius

  1. October 2026: CR Scores recalculated for 406 hvac contractors serving Cornelius.
  2. October 2026: 5 duplicate listings merged.

More emergency and heating and cooling pages