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Emergency HVAC Contractors in DeBary, FL (2026)

Top 50 of 518 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 DeBary: American Air, Plumbing, and Electrical, 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 DeBary at a glance

Top emergency HVAC contractors in DeBary at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1American Air, Plumbing, and Electrical664.9★ (8,447)Sanford, 8 mi away24/7
2Del-Air Heating, Air Conditioning, Plumbing and Electrical654.5★ (5,225)Sanford, 5 mi away24/7
3Rescue By C J's654.9★ (711)DeBary24/7
4Autumn Air Conditioning and Heating LLC645.0★ (756)Deltona, 4 mi away24/7
5Certified Climate Control644.8★ (970)Orange City, 4 mi away24/7
6ARS / Rescue Rooter644.3★ (3,758)Sanford, 4 mi away24/7
7Facemyer Air Conditioning and Heating644.9★ (865)Sanford, 5 mi away24/7
8Cool Today - Cooling, Plumbing, Electrical634.8★ (4,827)Altamonte Springs, 15 mi away24/7
9Pro-Tech Air Conditioning & Plumbing Service634.9★ (1,184)Lake Mary, 9 mi away24/7
10Astoria Heating & Cooling LLC635.0★ (161)DeBary24/7

Call an emergency HVAC contractor in DeBary 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 DeBary, 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 518 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 Rescue By C J's

    Based in DeBary

    65/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 711 Google reviews, listed on Google as “Heating contractor”.

    • 4.9★ from 711 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    377 Tangerine Ave, Lake Helen, FL 32744
    View profile for Rescue By C J's(386) 775-3328

  6. #6 ARS / Rescue Rooter

    Based in Sanford, 4 mi away

    64/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.3★ from 3,758 Google reviews, listed on Google as “HVAC contractor”.

    • 4.3★ from 3,758 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4150 Church St Suite 1048, Sanford, FL 32771
    View profile for ARS / Rescue Rooter(407) 426-4964

  11. #11 Mechanical One

    Based in Altamonte Springs, 16 mi away

    63/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 2,454 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 2,454 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    217 N Westmonte Dr #1007, Altamonte Springs, FL 32714
    View profile for Mechanical One(407) 220-1780

  20. #20 Clear Comfort

    Based in Horizon West, 19 mi away

    61/100CR Score

    Ranked #20 because of its Google rating and trade focus: 5.0★ from 1,046 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 1,046 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for Clear Comfort(407) 408-0776

  21. #21 E&G HVAC services

    Based in Winter Springs, 12 mi away

    61/100CR Score

    Ranked #21 because of its Google rating and trade focus: 4.8★ from 532 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 532 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    430 Sheoah Blvd #218, Winter Springs, FL 32708
    View profile for E&G HVAC services(407) 960-6198

  22. #22 WEBAIR HVAC

    Based in DeBary

    61/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 48 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for WEBAIR HVAC(386) 402-5051

  23. #23 Mills Air Inc

    Based in Orlando, 20 mi away

    61/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.7★ from 2,318 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 2,318 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6502 Forest City Rd, Orlando, FL 32810
    View profile for Mills Air Inc(407) 277-1159

  25. #25 Hoffman,Inc.

    Based in DeBary

    61/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.8★ from 51 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 51 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    39 Periwinkle Dr, DeBary, FL 32713
    View profile for Hoffman,Inc.(386) 878-3961

Top 50 of 518 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 DeBary, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Pro-Tech Air Conditioning & Plumbing Service614.6★ (981)14 mi
27ABC Heating and Air Conditioning Specialist, Inc.614.9★ (113)6 mi
28R & A Industries614.9★ (603)16 mi
29Advanced Air Home Services614.7★ (4,343)24 mi
30Dynamic Heating & Air614.9★ (104)6 mi
31Olympic Air Conditioning & Heating LLC614.9★ (126)7 mi
32Rack Air Deland614.7★ (403)11 mi
33JMS Heating and Air614.9★ (38)In DeBary
34ACR Air Conditioning & Refrigeration604.9★ (770)19 mi
35SSI Services605.0★ (60)4 mi
36ABC Air Conditioning and Heating Specialist- Oviedo604.9★ (478)16 mi
37Gembecki Mechanical Services, Inc.604.9★ (345)14 mi
38Mechanical One605.0★ (293)16 mi
39Our Place Air & Home Repair604.8★ (2,062)24 mi
40Sun City604.9★ (172)12 mi
41Florida Air & Heat solutions604.9★ (128)10 mi
42Advanced Technology Heating and Cooling605.0★ (65)7 mi
43Carpenter’s Cooling, LLC605.0★ (435)19 mi
44ABC Air Conditioning & Heating Specialist604.9★ (1,222)24 mi
45Ellington AC & Electric595.0★ (793)24 mi
46Ice Age Air Conditioning594.6★ (19)In DeBary
47ProMag Energy Group A/C & Heating, Inc.594.7★ (1,341)24 mi
48Swift Brothers Plumbing, Heating & Air594.8★ (302)17 mi
49Air Nation594.2★ (84)5 mi
504 Seasons Air Conditioning and Heating594.7★ (576)20 mi

How we ranked emergency HVAC contractors in DeBary

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 DeBary: questions

Which HVAC contractors in DeBary are open 24/7?

25 on this list post 24/7 hours, including American Air, Plumbing, and Electrical, Del-Air Heating, Air Conditioning, Plumbing and Electrical, Rescue By C J's, Autumn Air Conditioning and Heating LLC and Certified Climate Control.

Who is ranked #1 for emergency heating and cooling in DeBary, FL?

American Air, Plumbing, and Electrical is #1, with a CR Score of 66 out of 100 on emergency weights.

How are emergency HVAC contractors in DeBary 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 DeBary

  1. October 2026: CR Scores recalculated for 518 hvac contractors serving DeBary.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages