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ContractorsRanked

Best HVAC Contractors in Largo, FL (2026)

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

The short answer

  1. 1

    Best overall in Largo: United Air Conditioning, CR Score 65/100; 4.9★ from 1,327 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): ABC Plumbing, Air, Heat & Electric, posts 24/7 hours; ranked #2 of 688.

  3. 40

    Most-reviewed: And Services, 10,363 Google reviews at 4.6★, the most of 688 ranked; ranked #40.

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

688 Largo HVAC contractors are ranked here by CR Score, from ten published factors. 269 are open 24/7, 528 open Saturdays and 412 open Sundays, based on posted hours. The median Google rating is 4.9★ across 688 rated businesses.

Top 10 HVAC contractors in Largo at a glance

Top 10 HVAC contractors in Largo at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1United Air Conditioning654.9★ (1,327)Largo24/7Overall
2ABC Plumbing, Air, Heat & Electric644.6★ (2,379)Largo24/7Emergencies
3Performance Air Conditioning, Electrical & Plumbing644.7★ (3,491)Clearwater, 5 mi away24/7—
4Paradise Air Inc644.9★ (608)Largo24/7—
5Egberts Air Conditioning & Heating Repair644.9★ (496)Largo24/7—
6Pleasant AC644.9★ (1,065)Clearwater, 4 mi away24/7—
7Adirondack Services Cooling and Heating644.8★ (744)Largo24/7—
8FAST of Florida644.8★ (1,851)Clearwater, 5 mi away24/7—
9Hurricane Air & Restoration644.9★ (478)Largo24/7—
10One Hour Air Conditioning & Heating644.8★ (725)Largo24/7—

The 688 best HVAC contractors in Largo, 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.

  4. #4 Paradise Air Inc

    Based in Largo

    64/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.9★ from 608 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 608 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1590 Seminole Blvd, Largo, FL 33770
    View profile for Paradise Air Inc(727) 365-2694

  6. #6 Pleasant AC

    Based in Clearwater, 4 mi away

    64/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,065 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,065 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    13831 US Hwy 19 N, Clearwater, FL 33764
    View profile for Pleasant AC(727) 510-2032

  8. #8 FAST of Florida

    Based in Clearwater, 5 mi away

    64/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.8★ from 1,851 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,851 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    13101 56th Ct N # 813, Clearwater, FL 33760
    View profile for FAST of Florida(727) 273-7810

  18. #18 Smart Heating & Cooling

    Based in Pinellas Park, 8 mi away

    63/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.9★ from 929 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.9★ from 929 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4255 73rd Ave N, Pinellas Park, FL 33781
    View profile for Smart Heating & Cooling(855) 682-0402

  22. #22 ARS / Rescue Rooter

    Based in St. Petersburg, 7 mi away

    63/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.5★ from 4,066 Google reviews, listed on Google as “HVAC contractor”.

    • 4.5★ from 4,066 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3340 Scherer Dr Suites A&B, St. Petersburg, FL 33716
    View profile for ARS / Rescue Rooter(813) 626-4552

  23. #23 Total Air Inc.

    Based in St. Petersburg, 10 mi away

    63/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.8★ from 1,765 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 1,765 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3100 39th Ave N, St. Petersburg, FL 33714
    View profile for Total Air Inc.(727) 888-2922

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 688 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Largo, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26SUPREME AIR & HEAT , LLC625.0★ (341)In Largo
27Graham Heating & Air Conditioning - Clearwater624.6★ (1,611)6 mi
28Vinson Heating & Cooling.624.9★ (925)11 mi
29Gulf Coast Heating & AC, LLC624.9★ (604)8 mi
30Really Professional625.0★ (334)8 mi
31Harrington Air Conditioning624.9★ (1,165)6 mi
32Hales AC624.7★ (857)7 mi
33Veterans AC & Heat Inc.624.9★ (520)9 mi
34The AC Guy of Tampa Bay Inc624.7★ (789)In Largo
35Air Mavericks Air Conditioning624.9★ (1,075)In Largo
36Clean Sweep Duct Cleaning & Air Conditioning625.0★ (945)1 mi
37Caliber Heating & Cooling LLC625.0★ (211)6 mi
38Burgess Heating and Air624.9★ (1,417)8 mi
39AireWave Heating and Cooling625.0★ (141)4 mi
40And Services624.6★ (10,363)18 mi
41Sevier & Heating Air Conditioning Service625.0★ (231)7 mi
42Advanced Cooling Systems624.9★ (768)5 mi
43Eskimo Bros A/C & Heating624.8★ (361)5 mi
44Joe Cool Air Conditioning and Plumbing624.7★ (2,252)7 mi
45Super Heat, Air, And Plumbing624.7★ (3,874)16 mi
46Len's Air Conditioning624.8★ (127)In Largo
47Blue Collar Heating & Cooling614.9★ (668)12 mi
48Veterans AC & Heat Inc.614.9★ (1,522)16 mi
49AM Aire Inc614.9★ (81)In Largo
50Rolando's H.V.A.C.614.9★ (1,561)17 mi

Also serving Largo

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 Largo
BusinessGoogle ratingDistance
Action Air Conditioning, Inc - AC Repair St Petersburg5.0★ (2)11 mi
American Design Air, Inc.5.0★ (2)4 mi
Arcel Cooling5.0★ (2)2 mi
B&B Professional Plumbing & Air4.7★ (175)2 mi
BOSCH AIR CONDITIONING5.0★ (2)16 mi
D & W Heating & Air Conditioning5.0★ (173)9 mi
Healthy Air Services5.0★ (2)8 mi
Heating and air Conditioning Repair Near me - St. Petersburg5.0★ (2)13 mi
Kron & West, Inc4.8★ (569)11 mi
MGM Air Conditioning & Refrigeration5.0★ (2)9 mi
Mid-Pinellas Air Conditioning & Heating5.0★ (2)6 mi
Momentum AC & Electric4.9★ (1,288)19 mi
Precision Air conditioning & Refrigeration Inc.4.7★ (193)7 mi
R.E.B. Air Conditioning, Inc.3.0★ (2)12 mi
Reliable Air Conditioning & Heating Inc5.0★ (2)11 mi
Reynolds Emergency AC Repair Saint Petersburg5.0★ (2)12 mi
St. Petersburg Garage Door Repair & Installation5.0★ (2)9 mi
Superior Heating and Cooling Management., Inc.4.5★ (1,062)12 mi
Value Air and Heat HVAC St Petersburg5.0★ (295)13 mi
Weathermakers4.9★ (153)8 mi

How much do HVAC contractors cost in Largo?

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

How much do HVAC contractors cost in Largo?
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 Largo HVAC contractors

We scored 688 Largo 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 Largo 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 Largo: frequently asked questions

Who is the best HVAC contractor in Largo?

By CR Score, the highest-ranked HVAC contractor in Largo, FL is United Air Conditioning with a CR Score of 65/100. It has 4.9★ from 1,327 Google reviews. It is open 24/7. ABC Plumbing, Air, Heat & Electric (#2) and Performance Air Conditioning, Electrical & Plumbing (#3) follow. We ranked 688 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Largo?

ContractorsRanked ranks 688 HVAC contractors serving Largo, FL. 18 of them are based in Largo; 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 Largo are open 24/7?

269 ranked HVAC contractors in Largo post 24/7 hours. The highest-ranked are United Air Conditioning (#1), ABC Plumbing, Air, Heat & Electric (#2) and Performance Air Conditioning, Electrical & Plumbing (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Largo work on weekends?

528 of 688 ranked HVAC contractors post Saturday hours and 412 post Sunday hours. The highest-ranked open Saturdays are United Air Conditioning (#1), ABC Plumbing, Air, Heat & Electric (#2) and Performance Air Conditioning, Electrical & Plumbing (#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 Largo?

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 Largo. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Largo HVAC contractors have?

The median Google rating among 688 rated HVAC contractors in Largo is 4.9★, with a median of 38 reviews. And Services has the most, 10,363 reviews, and ranks #40. 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 Largo?

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 Largo

  1. October 2026: CR Scores recalculated for 688 hvac contractors serving Largo.
  2. October 2026: 4 duplicate listings merged.

More HVAC contractors and Largo pages

Other trades in Largo