Top 50 of 706 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.
#1 for emergency heating and cooling in Lake Mary: 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
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | American Air, Plumbing, and Electrical | 67 | 4.9★ (8,447) | Sanford, 3 mi away | 24/7 |
| 2 | Pro-Tech Air Conditioning & Plumbing Service | 65 | 4.9★ (1,184) | Lake Mary | 24/7 |
| 3 | Del-Air Heating, Air Conditioning, Plumbing and Electrical | 65 | 4.5★ (5,225) | Sanford, 3 mi away | 24/7 |
| 4 | Cool Today - Cooling, Plumbing, Electrical | 65 | 4.8★ (4,827) | Altamonte Springs, 8 mi away | 24/7 |
| 5 | Mechanical One | 65 | 5.0★ (2,454) | Altamonte Springs, 8 mi away | 24/7 |
| 6 | Facemyer Air Conditioning and Heating | 64 | 4.9★ (865) | Sanford, 3 mi away | 24/7 |
| 7 | Infinite Air HVAC & AC Repair Lake Mary | 64 | 5.0★ (266) | Lake Mary | 24/7 |
| 8 | Rainaldi Home Services | 64 | 4.8★ (5,502) | Orlando, 14 mi away | 24/7 |
| 9 | ARS / Rescue Rooter | 63 | 4.3★ (3,758) | Sanford, 5 mi away | 24/7 |
| 10 | Frank Gay Residential Services | 63 | 4.6★ (8,222) | Orlando, 14 mi away | 24/7 |
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.
#1American Air, Plumbing, and Electrical
Open 24/7 · 4.9 from 8,447 Google reviews
#2Pro-Tech Air Conditioning & Plumbing Service
Open 24/7 · 4.9 from 1,184 Google reviews
#3Del-Air Heating, Air Conditioning, Plumbing and Electrical
Open 24/7 · 4.5 from 5,225 Google reviews
#4Cool Today - Cooling, Plumbing, Electrical
Open 24/7 · 4.8 from 4,827 Google reviews
Open 24/7 · 5.0 from 2,454 Google reviews
#6Facemyer Air Conditioning and Heating
Open 24/7 · 4.9 from 865 Google reviews
#7Infinite Air HVAC & AC Repair Lake Mary
Open 24/7 · 5.0 from 266 Google reviews
Open 24/7 · 4.8 from 5,502 Google reviews
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 706 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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 8,447 Google reviews, listed on Google as “HVAC contractor”.
Based in Lake Mary
Ranked #2 because of its Google rating and trade focus: 4.9★ from 1,184 Google reviews, listed on Google as “HVAC contractor”.
Based in Sanford, 3 mi away
Ranked #3 because of its Google rating and trade focus: 4.5★ from 5,225 Google reviews, listed on Google as “HVAC contractor”.
Based in Altamonte Springs, 8 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 4,827 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Altamonte Springs, 8 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 2,454 Google reviews, listed on Google as “HVAC contractor”.
Based in Sanford, 3 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 865 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Lake Mary
Ranked #7 because of its Google rating and trade focus: 5.0★ from 266 Google reviews, listed on Google as “HVAC contractor”.
Based in Orlando, 14 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 5,502 Google reviews, listed on Google as “HVAC contractor”.
Based in Sanford, 5 mi away
Ranked #9 because of its Google rating and trade focus: 4.3★ from 3,758 Google reviews, listed on Google as “HVAC contractor”.
Based in Orlando, 14 mi away
Ranked #10 because of its Google rating and trade focus: 4.6★ from 8,222 Google reviews, listed on Google as “Air conditioning repair service”.
Based in Winter Park, 12 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 2,898 Google reviews, listed on Google as “HVAC contractor”.
Based in Horizon West, 10 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 1,046 Google reviews, listed on Google as “HVAC contractor”.
Based in Winter Springs, 4 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 532 Google reviews, listed on Google as “HVAC contractor”.
Based in Apopka, 7 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 729 Google reviews, listed on Google as “HVAC contractor”.
Based in Orlando, 12 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 2,318 Google reviews, listed on Google as “HVAC contractor”.
Based in Longwood, 5 mi away
Ranked #16 because of its Google rating and trade focus: 4.6★ from 981 Google reviews, listed on Google as “HVAC contractor”.
Based in Orlando, 22 mi away
Ranked #17 because of its Google rating and review volume: 4.7★ from 12,806 Google reviews.
Based in Deltona, 11 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 756 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Casselberry, 6 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 345 Google reviews, listed on Google as “HVAC contractor”.
Based in Oviedo, 9 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 603 Google reviews, listed on Google as “HVAC contractor”.
Based in Altamonte Springs, 8 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 293 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Heathrow, 3 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 172 Google reviews, listed on Google as “HVAC contractor”.
Based in Oviedo, 9 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 478 Google reviews, listed on Google as “HVAC contractor”.
Based in Apopka, 12 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 770 Google reviews, listed on Google as “HVAC contractor”.
Based in Orlando, 16 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 2,062 Google reviews, listed on Google as “Air conditioning contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
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.
| Factor | Weight | Computed from |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |