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Best HVAC Contractors in Longwood, FL (2026)

753 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Longwood: American Air, Plumbing, and Electrical, CR Score 66/100; 4.9★ from 8,447 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Mechanical One, posts 24/7 hours; ranked #2 of 753.

  3. 19

    Most-reviewed: Frank Gay Services, 12,806 Google reviews at 4.7★, the most of 753 ranked; ranked #19.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

753 Longwood HVAC contractors are ranked here by CR Score, from ten published factors. 289 are open 24/7, 578 open Saturdays and 437 open Sundays, based on posted hours. The median Google rating is 4.9★ across 753 rated businesses.

Top 10 HVAC contractors in Longwood at a glance

Top 10 HVAC contractors in Longwood at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1American Air, Plumbing, and Electrical664.9★ (8,447)Sanford, 7 mi away24/7Overall
2Mechanical One665.0★ (2,454)Altamonte Springs, 4 mi away24/7Emergencies
3Cool Today - Cooling, Plumbing, Electrical654.8★ (4,827)Altamonte Springs, 4 mi away24/7—
4Pro-Tech Air Conditioning & Plumbing Service644.9★ (1,184)Lake Mary, 4 mi away24/7—
5Rainaldi Home Services644.8★ (5,502)Orlando, 10 mi away24/7—
6Clear Comfort645.0★ (1,046)Horizon West, 7 mi away24/7—
7Pro-Tech Air Conditioning & Plumbing Service634.8★ (2,898)Winter Park, 9 mi away24/7—
8Frank Gay Residential Services634.6★ (8,222)Orlando, 10 mi away24/7—
9E&G HVAC services634.8★ (532)Winter Springs, 2 mi away24/7—
10Pro-Tech Air Conditioning & Plumbing Service634.6★ (981)Longwood24/7—

The 753 best HVAC contractors in Longwood, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 Mechanical One

    Based in Altamonte Springs, 4 mi away

    66/100CR Score

    Ranked #2 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

  6. #6 Clear Comfort

    Based in Horizon West, 7 mi away

    64/100CR Score

    Ranked #6 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

  9. #9 E&G HVAC services

    Based in Winter Springs, 2 mi away

    63/100CR Score

    Ranked #9 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

  14. #14 Mills Air Inc

    Based in Orlando, 8 mi away

    63/100CR Score

    Ranked #14 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

  15. #15 Elite AC LLC

    Based in Longwood

    63/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.8★ from 1,096 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,096 Google reviews
    Hours
    Mon–Sat 7:30 AM–9 PM · Sun 10 AM–6 PM
    Address
    1777 N Ronald Reagan Blvd, Longwood, FL 32750
    View profile for Elite AC LLC(407) 602-7733

  18. #18 Mechanical One

    Based in Altamonte Springs, 4 mi away

    63/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 293 Google reviews, listed on Google as “Air conditioning contractor”.

    • 5.0★ from 293 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    307 Cranes Roost Blvd #2010, Altamonte Springs, FL 32701
    View profile for Mechanical One(407) 439-0998

  19. #19 Frank Gay Services

    Based in Orlando, 18 mi away

    62/100CR Score

    Ranked #19 because of its Google rating and review volume: 4.7★ from 12,806 Google reviews, the most in Longwood.

    • 4.7★ from 12,806 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    100 Sunport Ln #100, Orlando, FL 32809
    View profile for Frank Gay Services(407) 490-1361

  23. #23 AC COWBOYS

    Based in Longwood

    62/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.9★ from 495 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 495 Google reviews
    Hours
    Mon–Fri 8 AM–8 PM · Sat–Sun 10 AM–4 PM
    Address
    275 S US Hwy 17 92, Longwood, FL 32750
    View profile for AC COWBOYS(407) 808-2382

  24. #24 Belle Air

    Based in Orlando, 13 mi away

    62/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.9★ from 1,733 Google reviews, listed on Google as “Heating contractor”.

    • 4.9★ from 1,733 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    379 W Michigan St Ste 200, Orlando, FL 32806
    View profile for Belle Air(407) 543-2050

  25. #25 R & A Industries

    Based in Oviedo, 8 mi away

    62/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.9★ from 603 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 603 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    306 Aulin Ave, Oviedo, FL 32765
    View profile for R & A Industries(407) 384-0034

HVAC contractors ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 753 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Longwood, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26ABC Air Conditioning & Heating Specialist624.9★ (1,222)12 mi
27Captain Comfort625.0★ (112)In Longwood
28Service Plus AC & Heating624.9★ (729)3 mi
29ABC Air Conditioning and Heating Specialist- Oviedo624.9★ (478)8 mi
30Reliance Air llc.625.0★ (267)In Longwood
31Energy Masters Air624.9★ (117)In Longwood
32Mechanical One of Orlando - Air Conditioning, Plumbing and Electrical625.0★ (1,083)15 mi
33Sun City624.9★ (172)3 mi
34Armstrong Air & Electric614.9★ (2,186)17 mi
35High Tech Air Conditioning615.0★ (268)9 mi
36Autumn Air Conditioning and Heating LLC615.0★ (756)15 mi
37Scott's Heating & Air Conditioning614.7★ (535)In Longwood
38ProMag Energy Group A/C & Heating, Inc.614.7★ (1,341)12 mi
39Swift Brothers Plumbing, Heating & Air614.8★ (302)6 mi
40Del-Air Heating, Air Conditioning, Plumbing and Electrical614.7★ (3,970)18 mi
41Blue Star Air Conditioning LLC614.9★ (605)In Longwood
424 Seasons Air Conditioning and Heating614.7★ (576)9 mi
43ARS / Rescue Rooter614.3★ (3,758)8 mi
44B&L AC Service615.0★ (566)2 mi
45Arctic Cool Inc614.8★ (107)2 mi
46Cool Baby Air Conditioning and Heating615.0★ (84)4 mi
47Ferran Air Conditioning, Electrical & Plumbing614.7★ (1,254)13 mi
48Greens Energy HVAC & Fuel614.7★ (954)11 mi
49Iron Air and Heat614.9★ (236)8 mi
50United Air Temp614.8★ (298)8 mi

Also serving Longwood

20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked HVAC contractors serving Longwood
BusinessGoogle ratingDistance
A/C Mechanix Heat & Air4.4★ (231)In Longwood
ABC Cleaning Inc. of Orlando4.9★ (349)12 mi
AC Repairs Orlando5.0★ (2)13 mi
Air Flow Designs Heating & Air Conditioning4.4★ (448)3 mi
Benzah Vent Cleaning LLC5.0★ (236)10 mi
Carzoair Inc. Casselberry Fl3.0★ (2)5 mi
Central Air Service LLC3.0★ (2)7 mi
Clayton Mechanical5.0★ (2)7 mi
Elliott's Air Conditioning Services5.0★ (2)11 mi
Fahrenheit AC & Heating Service3.0★ (2)11 mi
Global Climat5.0★ (2)10 mi
High Velocity Heating & Air Conditioning3.0★ (2)In Longwood
NRG Power Solutions4.5★ (2)9 mi
Orlando HVAC Service5.0★ (2)8 mi
Pro-Tech Air Conditioning & Plumbing Service, Inc4.9★ (1,072)18 mi
PSG PROS LLCIn Longwood
Pure AC Air Conditioning Services5.0★ (2)8 mi
Quick Response Heating & AC5.0★ (2)7 mi
Rinaldi's Energy Solutions4.7★ (1,030)15 mi
Steve Richards Air Condition & Heating Inc5.0★ (2)9 mi

How much do HVAC contractors cost in Longwood?

National price ranges in USD, not adjusted for Longwood. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Longwood?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

How to check an HVAC contractor's license in Florida

In Florida, Florida Construction Industry Licensing Board (DBPR) licenses Certified or registered air conditioning (CAC, RA) and mechanical (CMC, RM) contractors.

  1. Search the business name or license number on the Florida Construction Industry Licensing Board (DBPR) license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

When to hire an HVAC contractor in Florida

In Florida, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.

How we ranked Longwood HVAC contractors

We scored 753 Longwood HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

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 fromIn Longwood data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

HVAC contractors in Longwood: frequently asked questions

Who is the best HVAC contractor in Longwood?

By CR Score, the highest-ranked HVAC contractor in Longwood, FL is American Air, Plumbing, and Electrical with a CR Score of 66/100. It has 4.9★ from 8,447 Google reviews. It is open 24/7. Mechanical One (#2) and Cool Today - Cooling, Plumbing, Electrical (#3) follow. We ranked 753 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Longwood?

ContractorsRanked ranks 753 HVAC contractors serving Longwood, FL. 9 of them are based in Longwood; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Longwood are open 24/7?

289 ranked HVAC contractors in Longwood post 24/7 hours. The highest-ranked are American Air, Plumbing, and Electrical (#1), Mechanical One (#2) and Cool Today - Cooling, Plumbing, Electrical (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Longwood work on weekends?

578 of 753 ranked HVAC contractors post Saturday hours and 437 post Sunday hours. The highest-ranked open Saturdays are American Air, Plumbing, and Electrical (#1), Mechanical One (#2) and Cool Today - Cooling, Plumbing, Electrical (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an HVAC contractor's license in Florida?

In Florida, Florida Construction Industry Licensing Board (DBPR) handles licensing and covers Certified or registered air conditioning (CAC, RA) and mechanical (CMC, RM) contractors. Search the business or license number at https://www.myfloridalicense.com/wl11.asp.

How much does ac replacement cost in Longwood?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Longwood. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Longwood HVAC contractors have?

The median Google rating among 753 rated HVAC contractors in Longwood is 4.9★, with a median of 26 reviews. Frank Gay Services has the most, 12,806 reviews, and ranks #19. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Longwood?

In Florida, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.

Update log for Longwood

  1. October 2026: CR Scores recalculated for 753 hvac contractors serving Longwood.
  2. October 2026: 2 duplicate listings merged.

More HVAC contractors and Longwood pages

Other trades in Longwood