113 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Loudon: A & L HVAC & Plumbing, CR Score 63/100; 4.9★ from 1,383 Google reviews; open 24/7.
Best for emergencies (open 24/7): Eco Home Solutions, Inc., posts 24/7 hours; ranked #2 of 113.
Most-reviewed: Hiller Plumbing, Heating, Cooling & Electrical, 5,136 Google reviews at 4.9★, the most of 113 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
113 Loudon HVAC contractors are ranked here by CR Score, from ten published factors. 37 are open 24/7, 69 open Saturdays and 43 open Sundays, based on posted hours. The median Google rating is 4.9★ across 113 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | A & L HVAC & Plumbing | 63 | 4.9★ (1,383) | Maryville, 14 mi away | 24/7 | Overall |
| 2 | Eco Home Solutions, Inc. | 63 | 4.8★ (672) | Lenoir City, 8 mi away | 24/7 | Emergencies |
| 3 | Chancey & Reynolds, Inc. | 62 | 4.9★ (211) | Lenoir City, 6 mi away | 24/7 | — |
| 4 | Hiller Plumbing, Heating, Cooling & Electrical | 62 | 4.9★ (5,136) | Knoxville, 25 mi away | 24/7 | Most reviews |
| 5 | Lee Company | 61 | 4.8★ (558) | Farragut, 12 mi away | 24/7 | — |
| 6 | Everest Air - Heating and Cooling | 61 | 5.0★ (717) | Alcoa, 20 mi away | 24/7 | — |
| 7 | Advanced Heat AC & Plumbing | 61 | 4.8★ (1,436) | Knoxville, 20 mi away | 24/7 | — |
| 8 | Pipe Wrench Plumbing, Heating & Cooling | 61 | 4.9★ (822) | Oak Ridge, 19 mi away | 24/7 | — |
| 9 | Stanley Best Heating & Air Inc | 61 | 4.9★ (511) | Maryville, 17 mi away | 24/7 | — |
| 10 | Pol's Heating and Cooling | 60 | 4.9★ (492) | Knoxville, 17 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 1,383 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lenoir City, 8 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 672 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lenoir City, 6 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 211 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 25 mi away
Ranked #4 because of its Google rating and review volume: 4.9★ from 5,136 Google reviews, the most in Loudon.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farragut, 12 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 558 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alcoa, 20 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 717 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 20 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 1,436 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oak Ridge, 19 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 822 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryville, 17 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 511 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 17 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 492 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 22 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 1,067 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryville, 21 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 441 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryville, 21 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 1,332 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Loudon
Ranked #14 because of its Google rating and trade focus: 4.9★ from 75 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Alcoa, 16 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 124 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kingston, 14 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 99 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 25 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 1,264 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryville, 17 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 1,378 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 17 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 922 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Loudon
Ranked #20 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Loudon
Ranked #21 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Knoxville, 16 mi away
Ranked #22 because of its Google rating and review volume: 4.9★ from 1,082 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lenoir City, 9 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 121 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lenoir City, 7 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farragut, 9 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 470 Google reviews, listed on Google as “Heating 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 113 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&C Home Services | In Loudon | |
| Affordable Arctic Air LLC | 4.6★ (63) | 20 mi |
| Alpha Air Services | 5.0★ (2) | In Loudon |
| Bio Plumbing, LLC | 4.8★ (53) | In Loudon |
| Blue Jay Home Services | 4.5★ (24) | 22 mi |
| Buck's Heating & Air Conditioning | 3.7★ (12) | 20 mi |
| Carroll M Blalock Heating & Air | 5.0★ (5) | 18 mi |
| Climate Care Heating and Air | 5.0★ (2) | 13 mi |
| E&J Climate Control | 5.0★ (3) | 25 mi |
| Granger's A/C Service - Affordable HVAC Repair Service, Air Conditioning Installation, Reliable Heating and Cooling | 5.0★ (2) | 19 mi |
| Householder Heating & Air | 5.0★ (2) | 21 mi |
| IntelliVent | 5.0★ (1) | In Loudon |
| Johnson Controls Knoxville Office | 3.0★ (13) | 16 mi |
| LML Services | 1.0★ (1) | In Loudon |
| Maintenance One TN LLC | 5.0★ (2) | 24 mi |
| Merritt Heating & Air | 5.0★ (9) | 22 mi |
| National Heating and Cooling, LLC | 5.0★ (1) | In Loudon |
| Rocky Top Services | 5.0★ (2) | 20 mi |
| Stinnett Heating & Air | 3.7★ (3) | 16 mi |
| Thomas Heating & Cooling | 5.0★ (2) | 1 mi |
National price ranges in USD, not adjusted for Loudon. 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 Tennessee, Tennessee Board for Licensing Contractors licenses Contractor licenses (mechanical/HVAC classification).
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 113 Loudon 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 Loudon 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 |