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Emergency HVAC Contractors in Keystone, FL (2026)

Top 50 of 882 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 Keystone: R.J. Kielty Plumbing, Air Conditioning and Electric, Inc., 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 Keystone at a glance

Top emergency HVAC contractors in Keystone at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1R.J. Kielty Plumbing, Air Conditioning and Electric, Inc.644.8★ (3,023)New Port Richey, 8 mi away24/7
2Bay Area Air Conditioning644.9★ (2,546)New Port Richey, 9 mi away24/7
3Bayonet Plumbing, Heating & Air Conditioning644.8★ (9,831)Hudson, 15 mi away24/7
4And Services644.6★ (10,363)Tampa, 13 mi away24/7
5Perfect Weather645.0★ (295)Keystone24/7
6Comfort Airz Heating & Cooling645.0★ (1,752)Jasmine Estates, 10 mi away24/7
7Dirty Ducks Duct Cleaning645.0★ (264)Keystone24/7
8Veterans AC & Heat Inc.644.9★ (1,522)Tarpon Springs, 8 mi away24/7
9Super Heat, Air, And Plumbing644.7★ (3,874)Tampa, 11 mi away24/7
10Super Fast Air Conditioning634.5★ (767)Keystone24/7

Call an emergency HVAC contractor in Keystone 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 Keystone, 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 882 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.

  4. #4 And Services

    Based in Tampa, 13 mi away

    64/100CR Score

    Ranked #4 because of its Google rating and review volume: 4.6★ from 10,363 Google reviews.

    • 4.6★ from 10,363 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5010 N Cortez Ave, Tampa, FL 33614
    View profile for And Services(813) 445-4818

  11. #11 AIM Service Group

    Based in Land O' Lakes, 11 mi away

    63/100CR Score

    Ranked #11 because of its Google rating and trade focus: 5.0★ from 875 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 875 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3901 Land O' Lakes Blvd, Land O' Lakes, FL 34639
    View profile for AIM Service Group(813) 833-2118

  12. #12 Rolando's H.V.A.C.

    Based in Tampa, 12 mi away

    63/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.9★ from 1,561 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 1,561 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5117 W Rio Vista Ave, Tampa, FL 33634
    View profile for Rolando's H.V.A.C.(813) 373-6804

  13. #13 Coolquest Inc.

    Based in New Port Richey, 9 mi away

    63/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 1,070 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.8★ from 1,070 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7817 Rutillio Ct, New Port Richey, FL 34653
    View profile for Coolquest Inc.(727) 859-0500

  24. #24 Johnny Cool HVAC

    Based in New Port Richey, 9 mi away

    62/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.9★ from 571 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 571 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8645 Ridge Rd, New Port Richey, FL 34654
    View profile for Johnny Cool HVAC(727) 847-0108

Top 50 of 882 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 Keystone, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Blue Collar Heating & Cooling624.9★ (159)3 mi
27Dymond Heating & Cooling624.9★ (615)11 mi
28Graham Heating & Air Conditioning - Port Richey624.8★ (696)10 mi
29Superior Heating and Cooling Management., Inc.624.5★ (1,062)8 mi
30Airheads HVAC624.9★ (360)8 mi
31Momentum AC & Electric624.9★ (1,288)15 mi
32One Hour Air Conditioning & Heating624.6★ (4,194)18 mi
33Blue Collar Heating & Cooling624.9★ (315)8 mi
34ACE Heating & Cooling614.8★ (651)12 mi
35D.R.S. Mechanical Services615.0★ (61)In Keystone
36Energy Whisperer Home Services615.0★ (93)3 mi
37Air Masters of Tampa Bay614.7★ (1,555)15 mi
38Cool Wizard Air Conditioning Services614.9★ (691)14 mi
39Performance Air Conditioning, Electrical & Plumbing614.7★ (3,491)20 mi
40Home Service Heroes614.8★ (2,698)20 mi
41Veterans AC & Heat Inc.614.9★ (520)13 mi
42FAST of Florida614.8★ (1,851)19 mi
43Alvarez Plumbing & Air Conditioning614.8★ (2,433)21 mi
44ARS / Rescue Rooter614.5★ (4,066)19 mi
45Bill Bowers A/C & Heating, Inc614.8★ (1,273)17 mi
46Pronto Service Pros614.7★ (670)12 mi
47Total Air Solutions614.9★ (379)12 mi
48Dr Kool HVACR615.0★ (41)In Keystone
49Three Guys A/C & Electrical614.9★ (1,301)19 mi
50West Florida Air Conditioning & Heating, Inc.615.0★ (105)6 mi

How we ranked emergency HVAC contractors in Keystone

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 Keystone: questions

Which HVAC contractors in Keystone are open 24/7?

25 on this list post 24/7 hours, including R.J. Kielty Plumbing, Air Conditioning and Electric, Inc., Bay Area Air Conditioning, Bayonet Plumbing, Heating & Air Conditioning, And Services and Perfect Weather.

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

R.J. Kielty Plumbing, Air Conditioning and Electric, Inc. is #1, with a CR Score of 64 out of 100 on emergency weights.

How are emergency HVAC contractors in Keystone 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 Keystone

  1. October 2026: CR Scores recalculated for 882 hvac contractors serving Keystone.
  2. October 2026: 9 duplicate listings merged.

More emergency and heating and cooling pages