43 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Christiansburg: McGrady Perdue Heating & Cooling, CR Score 65/100; 4.9★ from 894 Google reviews; open 24/7.
Best for emergencies (open 24/7): New River Heating & Air, posts 24/7 hours; ranked #3 of 43.
Most-reviewed: McAtee Plumbing Heating & Cooling, 8,100 Google reviews at 4.9★, the most of 43 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
43 Christiansburg HVAC contractors are ranked here by CR Score, from ten published factors. 15 are open 24/7, 29 open Saturdays and 23 open Sundays, based on posted hours. The median Google rating is 4.9★ across 43 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | McGrady Perdue Heating & Cooling | 65 | 4.9★ (894) | Christiansburg | 24/7 | Overall |
| 2 | McAtee Plumbing Heating & Cooling | 63 | 4.9★ (8,100) | Goose Creek, 13 mi away | Sat · Sun · Evenings | Most reviews |
| 3 | New River Heating & Air | 62 | 4.8★ (676) | Radford, 10 mi away | 24/7 | Emergencies |
| 4 | Blue Ridge Heating & Air | 61 | 4.9★ (2,339) | Christiansburg | — | — |
| 5 | Elite AC & Heating | 61 | 4.9★ (44) | Christiansburg | 24/7 | — |
| 6 | Three Rivers Heating & Air | 60 | 5.0★ (43) | Blacksburg, 3 mi away | 24/7 | — |
| 7 | Service Experts Heating & Air Conditioning | 60 | 4.8★ (1,987) | Salem, 23 mi away | 24/7 | — |
| 8 | Air Doctor | 60 | 5.0★ (17) | Christiansburg | 24/7 | — |
| 9 | Southern Trust Home Services: Heating, A/C, Plumbing, Drains & Electrical | 60 | 4.7★ (2,956) | Roanoke, 24 mi away | 24/7 | — |
| 10 | Wisler Plumbing, Heating, Cooling & Electric | 59 | 4.9★ (620) | Salem, 22 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 894 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Goose Creek, 13 mi away
Ranked #2 because of its Google rating and review volume: 4.9★ from 8,100 Google reviews, the most in Christiansburg.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Radford, 10 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 676 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Christiansburg
Ranked #4 because of its Google rating and trade focus: 4.9★ from 2,339 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Christiansburg
Ranked #5 because of its Google rating and trade focus: 4.9★ from 44 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Blacksburg, 3 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 43 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 23 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 1,987 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Christiansburg
Ranked #8 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Roanoke, 24 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 2,956 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 22 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 620 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Christiansburg
Ranked #11 because of its Google rating and trade focus: 4.9★ from 244 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Christiansburg
Ranked #12 because of its Google rating and trade focus: 5.0★ from 148 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 23 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 282 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Christiansburg
Ranked #14 because of its Google rating and trade focus: 4.9★ from 61 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 23 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 148 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Christiansburg
Ranked #16 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Blacksburg, 3 mi away
Ranked #17 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 Christiansburg
Ranked #18 because of its Google rating and trade focus: 4.3★ from 48 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pulaski, 22 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 46 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 22 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 53 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Radford, 9 mi away
Ranked #21 because of its Google rating and trade focus: 4.5★ from 21 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cave Spring, 19 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 91 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Blacksburg, 6 mi away
Ranked #23 because of its Google rating and trade focus: 3.8★ from 32 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Christiansburg
Ranked #24 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Radford, 12 mi away
Ranked #25 because of its Google rating and trade focus: 4.0★ from 7 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #27 to #37, in CR Score order; each links to its profile. We publish the top 37 of 43 ranked HVAC contractors here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 27 | Nrv Building & Technical Services | 52 | 2.6★ (5) | 18 mi |
| 28 | B & B Services | 52 | 4.0★ (4) | 22 mi |
| 33 | Lescure's Heating & Air Conditioning | 50 | 5.0★ (12) | 23 mi |
| 37 | Greenway Energy Management Services | 49 | 5.0★ (3) | 21 mi |
National price ranges in USD, not adjusted for Christiansburg. 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 43 Christiansburg 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 Christiansburg 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 |