16 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Big Stone Gap: Mid Mountain Heating & Cooling, CR Score 63/100; 4.7★ from 77 Google reviews; open 24/7.
Best for emergencies (open 24/7): Better Air Heating & Cooling, posts 24/7 hours; ranked #2 of 16.
Most-reviewed: Custom Heating and Air Conditioning, 399 Google reviews at 4.7★, the most of 16 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
16 Big Stone Gap HVAC contractors are ranked here by CR Score, from ten published factors. 4 are open 24/7, 9 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 4.3★ across 16 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mid Mountain Heating & Cooling | 63 | 4.7★ (77) | Big Stone Gap | 24/7 | Overall |
| 2 | Better Air Heating & Cooling | 58 | 4.2★ (14) | Big Stone Gap | 24/7 | Emergencies |
| 3 | Gilliam's Heating & Cooling | 58 | 4.7★ (77) | Kingsport, 21 mi away | 24/7 | — |
| 4 | Stallard and Son Heating & Cooling | 57 | 4.9★ (104) | Church Hill, 22 mi away | Sat · Sun | — |
| 5 | Bakers Air and Heat | 57 | 5.0★ (24) | Big Stone Gap | Sat | — |
| 6 | Custom Heating and Air Conditioning | 55 | 4.7★ (399) | Church Hill, 25 mi away | — | Most reviews |
| 7 | Lafayette Heat & Air Conditioning | 53 | 4.5★ (247) | Kingsport, 24 mi away | — | — |
| 8 | Nickels Heating Cooling | 52 | 3.9★ (10) | Big Stone Gap | — | — |
| 9 | Dwight Mumpower HVAC Service | 51 | 3.1★ (15) | Bloomingdale, 23 mi away | 24/7 | — |
| 10 | Heating & Air Conditioning | 50 | 5.0★ (7) | Kingsport, 25 mi away | Sat · Sun · Evenings | — |
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: 4.7★ from 77 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Stone Gap
Ranked #2 because of its Google rating and trade focus: 4.2★ from 14 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kingsport, 21 mi away
Ranked #3 because of its Google rating and trade focus: 4.7★ from 77 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Church Hill, 22 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 104 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Stone Gap
Ranked #5 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Church Hill, 25 mi away
Ranked #6 because of its Google rating and review volume: 4.7★ from 399 Google reviews, the most in Big Stone Gap.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kingsport, 24 mi away
Ranked #7 because of its Google rating and trade focus: 4.5★ from 247 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Stone Gap
Ranked #8 because of its Google rating and trade focus: 3.9★ from 10 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bloomingdale, 23 mi away
Ranked #9 because of its Google rating and trade focus: 3.1★ from 15 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kingsport, 25 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Stone Gap
Ranked #11 because of its Google rating and trade focus: 3.4★ from 24 Google reviews, listed on Google as “General contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Stone Gap
Ranked #12 because of its Google rating and trade focus: 3.6★ from 14 Google reviews, listed on Google as “Siding contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kingsport, 25 mi away
Ranked #13 because of its Google rating and trade focus: 3.9★ from 12 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Big Stone Gap
Ranked #14 because of its Google rating and review volume: 4.4★ from 20 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kingsport, 24 mi away
Ranked #15 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Corbin, 24 mi away
Ranked #16 because of its Google rating and trade focus: 1.8★ from 70 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
2 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 |
|---|---|---|
| H & N Heating & Cooling | 24 mi | |
| Tennessee Service Co | 5.0★ (2) | 22 mi |
National price ranges in USD, not adjusted for Big Stone Gap. 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 Virginia, Virginia Board for Contractors (DPOR) licenses Contractor license with an HVAC specialty; HVAC technicians hold tradesman licenses.
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 16 Big Stone Gap 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 23, 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 Big Stone Gap 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 |