35 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Knottsville: Sumner and Sons Heating and Cooling, CR Score 66/100; 5.0★ from 338 Google reviews; open 24/7.
Best for emergencies (open 24/7): Comfort Design Heating & AC, posts 24/7 hours; ranked #3 of 35.
Most-reviewed: Schwartz Heating & Cooling Inc., 674 Google reviews at 4.8★, the most of 35 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
35 Knottsville HVAC contractors are ranked here by CR Score, from ten published factors. 5 are open 24/7, 10 open Saturdays and 9 open Sundays, based on posted hours. The median Google rating is 4.9★ across 35 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Sumner and Sons Heating and Cooling | 66 | 5.0★ (338) | Owensboro, 4 mi away | 24/7 | Overall |
| 2 | Schwartz Heating & Cooling Inc. | 63 | 4.8★ (674) | Owensboro, 11 mi away | Sat · Sun | Most reviews |
| 3 | Comfort Design Heating & AC | 63 | 4.9★ (199) | Owensboro, 10 mi away | 24/7 | Emergencies |
| 4 | Henry's Plumbing, Heating & Air | 59 | 4.2★ (98) | Owensboro, 9 mi away | 24/7 | — |
| 5 | Four Seasons Heating & Cooling Inc | 59 | 4.9★ (362) | Owensboro, 11 mi away | — | — |
| 6 | Comfortech, LLC | 59 | 4.9★ (152) | Owensboro, 5 mi away | — | — |
| 7 | Efficient Air Heating and Cooling | 58 | 5.0★ (200) | Owensboro, 11 mi away | — | — |
| 8 | Precision Mechanical Plumbing and HVAC | 58 | 5.0★ (23) | Tell City, 14 mi away | 24/7 | — |
| 9 | Hodges Heating and Cooling | 58 | 4.9★ (104) | Owensboro, 7 mi away | — | — |
| 10 | LA Heating Cooling Refrigeration | 57 | 4.9★ (196) | Owensboro, 12 mi away | — | — |
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: 5.0★ from 338 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 11 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 674 Google reviews, the most in Knottsville.
Based in Owensboro, 10 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 199 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 9 mi away
Ranked #4 because of its Google rating and trade focus: 4.2★ from 98 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 11 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 362 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 5 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 152 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Owensboro, 11 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 200 Google reviews, listed on Google as “HVAC contractor”.
Based in Tell City, 14 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 7 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 104 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Owensboro, 12 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 196 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 12 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 11 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 105 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 12 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 11 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 68 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 13 mi away
Ranked #15 because of its Google rating and trade focus: 4.5★ from 51 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Owensboro, 12 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 11 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 34 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 14 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 13 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 36 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 13 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 11 mi away
Ranked #21 because of its Google rating and trade focus: 4.1★ from 94 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 13 mi away
Ranked #22 because of its Google rating and trade focus: 4.2★ from 65 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 13 mi away
Ranked #23 because of its Google rating and trade focus: 4.7★ from 25 Google reviews, listed on Google as “HVAC contractor”.
Based in Owensboro, 13 mi away
Ranked #24 because of its Google rating and trade focus: 4.0★ from 93 Google reviews, listed on Google as “HVAC contractor”.
Based in Tell City, 15 mi away
Ranked #25 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Air conditioning contractor”.
#1 to #25 are shown in full above. Here are #26 to #35, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Lonnie Nave's Service Co, Inc | 51 | 5.0★ (7) | 11 mi |
| 27 | Pund Heating & Air Conditioning LLC | 51 | 5.0★ (7) | 19 mi |
| 28 | Southern States - Owensboro Agronomy Center | 51 | 4.6★ (9) | 14 mi |
| 29 | Ernie Davis & Sons Mechanical Inc | 50 | 3.7★ (6) | 10 mi |
| 30 | Process Filtration Divisionr s | 50 | 4.0★ (3) | 16 mi |
| 31 | United Refrigeration Inc. | 50 | 4.0★ (4) | 11 mi |
| 32 | All-Weather Heating & Cooling Inc | 50 | 3.3★ (10) | 11 mi |
| 33 | Braun Plumbing & Heating | 49 | 4.7★ (13) | 14 mi |
| 34 | Mechanical Consultants Inc | 48 | 3.6★ (5) | 18 mi |
| 35 | Montgomery & Webb Plumbing Heating & Air Conditioning | 47 | 3.8★ (9) | 11 mi |
11 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 |
|---|---|---|
| Anytime Heating and Air, LLC | 12 mi | |
| Frederick Heating and Cooling | 5.0★ (2) | 14 mi |
| Heating & Air | 5.0★ (1) | 12 mi |
| Heating & Cooling | 11 mi | |
| Josh's Heating & Air Service | 22 mi | |
| Kinison Plumbing Heating & Cooling | 2.0★ (1) | 10 mi |
| Mjhvac | 5.0★ (1) | 6 mi |
| Owensboro Heating and Air LLC | 5.0★ (1) | 7 mi |
| Phoenix Mechanical | 5.0★ (1) | 16 mi |
| Quality Heating and Cooling | 12 mi | |
| Revel | 12 mi |
National price ranges in USD, not adjusted for Knottsville. 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 Kentucky, Kentucky Department of Housing, Buildings and Construction licenses Heating, ventilation, air conditioning and refrigeration work.
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
HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.
We scored 35 Knottsville 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 Knottsville 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 |