882 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Keystone: Bay Area Air Conditioning, CR Score 64/100; 4.9★ from 2,546 Google reviews; open 24/7.
Best for emergencies (open 24/7): R.J. Kielty Plumbing, Air Conditioning and Electric, Inc., posts 24/7 hours; ranked #2 of 882.
Most-reviewed: And Services, 10,363 Google reviews at 4.6★, the most of 882 ranked; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
882 Keystone HVAC contractors are ranked here by CR Score, from ten published factors. 365 are open 24/7, 669 open Saturdays and 535 open Sundays, based on posted hours. The median Google rating is 4.9★ across 882 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Bay Area Air Conditioning | 64 | 4.9★ (2,546) | New Port Richey, 9 mi away | 24/7 | Overall |
| 2 | R.J. Kielty Plumbing, Air Conditioning and Electric, Inc. | 64 | 4.8★ (3,023) | New Port Richey, 8 mi away | 24/7 | Emergencies |
| 3 | Perfect Weather | 64 | 5.0★ (295) | Keystone | 24/7 | — |
| 4 | Bayonet Plumbing, Heating & Air Conditioning | 64 | 4.8★ (9,831) | Hudson, 15 mi away | 24/7 | — |
| 5 | Dirty Ducks Duct Cleaning | 64 | 5.0★ (264) | Keystone | 24/7 | — |
| 6 | Veterans AC & Heat Inc. | 64 | 4.9★ (1,522) | Tarpon Springs, 8 mi away | 24/7 | — |
| 7 | And Services | 63 | 4.6★ (10,363) | Tampa, 13 mi away | 24/7 | Most reviews |
| 8 | AIM Service Group | 63 | 5.0★ (875) | Land O' Lakes, 11 mi away | 24/7 | — |
| 9 | Super Heat, Air, And Plumbing | 63 | 4.7★ (3,874) | Tampa, 11 mi away | 24/7 | — |
| 10 | Cornerstone Pros - Air Conditioning, Plumbing & Electrical | 63 | 4.8★ (7,317) | Land O' Lakes, 11 mi away | Sat · Sun · Evenings | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 2,546 Google reviews, listed on Google as “HVAC contractor”.
Based in New Port Richey, 8 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 3,023 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Keystone
Ranked #3 because of its Google rating and trade focus: 5.0★ from 295 Google reviews, listed on Google as “HVAC contractor”.
Based in Hudson, 15 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 9,831 Google reviews, listed on Google as “HVAC contractor”.
Based in Keystone
Ranked #5 because of its Google rating and trade focus: 5.0★ from 264 Google reviews, listed on Google as “HVAC contractor”.
Based in Tarpon Springs, 8 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 1,522 Google reviews, listed on Google as “HVAC contractor”.
Based in Tampa, 13 mi away
Ranked #7 because of its Google rating and review volume: 4.6★ from 10,363 Google reviews, the most in Keystone.
Based in Land O' Lakes, 11 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 875 Google reviews, listed on Google as “HVAC contractor”.
Based in Tampa, 11 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 3,874 Google reviews, listed on Google as “HVAC contractor”.
Based in Land O' Lakes, 11 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 7,317 Google reviews, listed on Google as “HVAC contractor”.
Based in Tampa, 12 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 1,561 Google reviews, listed on Google as “HVAC contractor”.
Based in Keystone
Ranked #12 because of its Google rating and trade focus: 5.0★ from 369 Google reviews, listed on Google as “HVAC contractor”.
Based in Palm Harbor, 10 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 925 Google reviews, listed on Google as “HVAC contractor”.
Based in Jasmine Estates, 10 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 1,752 Google reviews, listed on Google as “HVAC contractor”.
Based in Keystone
Ranked #15 because of its Google rating and trade focus: 4.5★ from 767 Google reviews, listed on Google as “Air conditioning contractor”.
Based in New Port Richey, 9 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 1,070 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Jasmine Estates, 10 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 1,245 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Odessa, 2 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 141 Google reviews, listed on Google as “HVAC contractor”.
Based in New Port Richey, 9 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 571 Google reviews, listed on Google as “HVAC contractor”.
Based in Palm Harbor, 10 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 668 Google reviews, listed on Google as “HVAC contractor”.
Based in Hudson, 12 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 1,485 Google reviews, listed on Google as “HVAC contractor”.
Based in Odessa, 3 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 159 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Land O' Lakes, 11 mi away
Ranked #23 because of its Google rating and trade focus: 4.9★ from 615 Google reviews, listed on Google as “HVAC contractor”.
Based in Tampa, 19 mi away
Ranked #24 because of its Google rating and review volume: 4.6★ from 10,345 Google reviews.
Based in Tampa, 14 mi away
Ranked #25 because of its Google rating and trade focus: 4.7★ from 2,756 Google reviews, listed on Google as “HVAC contractor”.
#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 882 ranked HVAC contractors here; the rest are on their profiles.
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.
| Business | Google rating | Distance |
|---|---|---|
| Action Air Conditioning, Inc - AC Repair New Port Richey | 4.0★ (2) | 6 mi |
| AIR INSTALLATION SERVICES | In Keystone | |
| Alvarez Plumbing & Air Conditioning | 4.8★ (2,433) | 21 mi |
| ARCHANGEL AIR | In Keystone | |
| ARS / Rescue Rooter | 4.5★ (4,066) | 19 mi |
| Bayonet Plumbing, Heating & Air Conditioning | In Keystone | |
| Bill Bowers A/C & Heating, Inc | 4.8★ (1,273) | 17 mi |
| First Response Air LLC | In Keystone | |
| Florida Heating and Cooling | 5.0★ (1) | In Keystone |
| Gulfside Insulation Services Inc | 4.9★ (77) | In Keystone |
| Hernig Contractors | In Keystone | |
| L&R Air Conditioning and Refrigeration Inc | 5.0★ (499) | 9 mi |
| O'Hara's Handyman Services | 5.0★ (7) | In Keystone |
| PROCRAFT: Remodeling Experts in Flooring, Drywall, Painting, Carpentry, Tile, and More | In Keystone | |
| Pronto Service Pros | 4.7★ (670) | 12 mi |
| ProRepairs llc | 5.0★ (2) | 3 mi |
| Silver Interior Renovations, LLC | 5.0★ (1) | In Keystone |
| Three Guys A/C & Electrical | 4.9★ (1,301) | 19 mi |
| Top of the Bay AC | In Keystone | |
| Wright Plumbing | 5.0★ (25) | In Keystone |
National price ranges in USD, not adjusted for Keystone. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
In Florida, Florida Construction Industry Licensing Board (DBPR) licenses Certified or registered air conditioning (CAC, RA) and mechanical (CMC, RM) contractors.
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
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.
We scored 882 Keystone 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.
| Factor | Weight | Computed from | In Keystone data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |