149 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Killeen: CTR Services Air Conditioning & Heating, CR Score 66/100; 4.9★ from 383 Google reviews; open 24/7.
Best for emergencies (open 24/7): Aire Serv of Killeen, posts 24/7 hours; ranked #2 of 149.
Most-reviewed: Airheads HVAC, 1,510 Google reviews at 4.9★, the most of 149 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
149 Killeen HVAC contractors are ranked here by CR Score, from ten published factors. 38 are open 24/7, 86 open Saturdays and 57 open Sundays, based on posted hours. The median Google rating is 4.9★ across 149 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | CTR Services Air Conditioning & Heating | 66 | 4.9★ (383) | Killeen | 24/7 | Overall |
| 2 | Aire Serv of Killeen | 65 | 4.7★ (500) | Killeen | 24/7 | Emergencies |
| 3 | Airheads HVAC | 65 | 4.9★ (1,510) | Copperas Cove, 14 mi away | 24/7 | Most reviews |
| 4 | Deane Electric & Air Conditioning, LLC | 65 | 4.7★ (404) | Killeen | 24/7 | — |
| 5 | Killeen Heating and Air Conditioning | 63 | 4.5★ (263) | Killeen | 24/7 | — |
| 6 | Kane Heating and Air Conditioning | 63 | 4.8★ (599) | Harker Heights, 6 mi away | Sat · Sun · Evenings | — |
| 7 | The Coolest Air | 63 | 5.0★ (333) | Killeen | Sat | — |
| 8 | Cool Time HVAC, LLC | 62 | 5.0★ (89) | Cedar Park, 5 mi away | 24/7 | — |
| 9 | Comfort Plus Heating and Cooling LLC | 62 | 5.0★ (44) | Killeen | 24/7 | — |
| 10 | Elite Heating and Air Conditioning | 62 | 4.9★ (200) | Copperas Cove, 11 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 383 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #2 because of its Google rating and trade focus: 4.7★ from 500 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Copperas Cove, 14 mi away
Ranked #3 because of its Google rating and review volume: 4.9★ from 1,510 Google reviews, the most in Killeen.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #4 because of its Google rating and trade focus: 4.7★ from 404 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #5 because of its Google rating and trade focus: 4.5★ from 263 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Harker Heights, 6 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 599 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #7 because of its Google rating and trade focus: 5.0★ from 333 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cedar Park, 5 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 89 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #9 because of its Google rating and trade focus: 5.0★ from 44 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Copperas Cove, 11 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 200 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #11 because of its Google rating and trade focus: 4.6★ from 72 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fort Hood, 4 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 138 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #13 because of its Google rating and trade focus: 5.0★ from 157 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bellmead, 20 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 252 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #15 because of its Google rating and trade focus: 4.8★ from 455 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fort Hood, 5 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 132 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Fort Hood, 2 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 128 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Temple, 20 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 183 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Georgetown, 22 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 291 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #20 because of its Google rating and trade focus: 4.9★ from 236 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Temple, 22 mi away
Ranked #21 because of its Google rating and trade focus: 4.7★ from 532 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belton, 19 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 127 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Killeen
Ranked #23 because of its Google rating and trade focus: 4.6★ from 465 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Temple, 23 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 237 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belton, 13 mi away
Ranked #25 because of its Google rating and trade focus: 4.7★ from 243 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#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 149 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 |
|---|---|---|
| A-1 Air Conditioning & Heating | 2.0★ (1) | 10 mi |
| A.R.T Heating & Air Conditioning | 4.0★ (51) | 11 mi |
| Air Control | 3.8★ (4) | In Killeen |
| Astro Heat And Air | 5.0★ (1) | 15 mi |
| Benjamin Franklin Plumbing | 4.9★ (82) | 22 mi |
| Cabrera Heating & Air Conditioning | In Killeen | |
| Fair Air Heating And Cooling | 5.0★ (6) | In Killeen |
| H.V.A.C Projects | 5.0★ (2) | 22 mi |
| HVAC CONTRFLO fl | In Killeen | |
| Jam Air | 4.5★ (12) | 15 mi |
| JRRR | 5.0★ (1) | 10 mi |
| LC3 Solutions | 5.0★ (6) | In Killeen |
| M&Y Painting & Remodeling | 1.0★ (1) | 15 mi |
| O Neal Heating Air Ocnd | 3.0★ (2) | In Killeen |
| Precision Electric | 5.0★ (1) | 4 mi |
| Rich Construction & Service, LP Rich Services | 5.0★ (2) | In Killeen |
| Sonny Refrigeration & Appliance | 4.5★ (2) | 21 mi |
| The Air Company Heating and Cooling | 5.0★ (1) | 18 mi |
| The HVACR Company LLC | 5.0★ (2) | In Killeen |
| Tοwing & Heat | 5.0★ (7) | 17 mi |
National price ranges in USD, not adjusted for Killeen. 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 Texas, Texas Department of Licensing and Regulation (TDLR) licenses Air conditioning and refrigeration contractor licenses (Class A and B).
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 Texas, 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 149 Killeen 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 Killeen 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 |