227 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Warrenton: Appleton Campbell, CR Score 67/100; 4.9★ from 6,454 Google reviews; open 24/7.
Best for emergencies (open 24/7): CroppMetcalfe, posts 24/7 hours; ranked #2 of 227.
Most-reviewed: F.H. Furr Plumbing, Heating, Air Conditioning & Electrical, 17,172 Google reviews at 4.8★, the most of 227 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
227 Warrenton HVAC contractors are ranked here by CR Score, from ten published factors. 65 are open 24/7, 155 open Saturdays and 100 open Sundays, based on posted hours. The median Google rating is 4.9★ across 227 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Appleton Campbell | 67 | 4.9★ (6,454) | Warrenton | 24/7 | Overall |
| 2 | CroppMetcalfe | 65 | 4.9★ (2,082) | Warrenton | 24/7 | Emergencies |
| 3 | F.H. Furr Plumbing, Heating, Air Conditioning & Electrical | 64 | 4.8★ (17,172) | Manassas, 14 mi away | 24/7 | Most reviews |
| 4 | Fauquier Mechanical: Heating & Cooling Specialists | 64 | 5.0★ (391) | Warrenton | 24/7 | — |
| 5 | Service First Heating & Air | 64 | 5.0★ (323) | Warrenton | 24/7 | — |
| 6 | Reddick & Sons, Inc | 63 | 5.0★ (3,027) | Manassas, 15 mi away | 24/7 | — |
| 7 | Aire Serv of Bull Run | 62 | 4.8★ (304) | Warrenton | 24/7 | — |
| 8 | Creators of Total Comfort Mechanical, Inc | 62 | 5.0★ (117) | Gainesville, 1 mi away | 24/7 | — |
| 9 | HVAC Precision Experts | 61 | 5.0★ (341) | Culpeper, 12 mi away | 24/7 | — |
| 10 | Turner's Service Co. Heating & Air Conditioning | 60 | 4.8★ (1,037) | Manassas, 14 mi away | 24/7 | — |
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: 4.9★ from 6,454 Google reviews, listed on Google as “Heating contractor”.
Based in Warrenton
Ranked #2 because of its Google rating and trade focus: 4.9★ from 2,082 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 14 mi away
Ranked #3 because of its Google rating and review volume: 4.8★ from 17,172 Google reviews, the most in Warrenton.
Based in Warrenton
Ranked #4 because of its Google rating and trade focus: 5.0★ from 391 Google reviews, listed on Google as “HVAC contractor”.
Based in Warrenton
Ranked #5 because of its Google rating and trade focus: 5.0★ from 323 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 15 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 3,027 Google reviews, listed on Google as “HVAC contractor”.
Based in Warrenton
Ranked #7 because of its Google rating and trade focus: 4.8★ from 304 Google reviews, listed on Google as “HVAC contractor”.
Based in Gainesville, 1 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 117 Google reviews, listed on Google as “HVAC contractor”.
Based in Culpeper, 12 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 341 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 14 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 1,037 Google reviews, listed on Google as “HVAC contractor”.
Based in Warrenton
Ranked #11 because of its Google rating and trade focus: 4.9★ from 487 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 17 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 7,642 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 13 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 1,816 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 19 mi away
Ranked #14 because of its Google rating and trade focus: 4.5★ from 5,934 Google reviews, listed on Google as “HVAC contractor”.
Based in Warrenton
Ranked #15 because of its Google rating and trade focus: 4.8★ from 1,801 Google reviews, listed on Google as “HVAC contractor”.
Based in Culpeper, 19 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 696 Google reviews, listed on Google as “Heating contractor”.
Based in Manassas, 14 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 584 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 14 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 235 Google reviews, listed on Google as “HVAC contractor”.
Based in Centreville, 20 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 993 Google reviews, listed on Google as “HVAC contractor”.
Based in Darnestown, 16 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 166 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 18 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 213 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 17 mi away
Ranked #22 because of its Google rating and trade focus: 4.7★ from 616 Google reviews, listed on Google as “HVAC contractor”.
Based in South Riding, 23 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 484 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 20 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 272 Google reviews, listed on Google as “HVAC contractor”.
Based in Gainesville, 17 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 161 Google reviews, listed on Google as “HVAC contractor”.
#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 227 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 Action Home Services | In Warrenton | |
| Aircon HVAC Solutions | 5.0★ (33) | 19 mi |
| Anvil Heating & Air Conditioning LLC | 5.0★ (1) | 1 mi |
| Central Mechanical Services LLC | 5.0★ (12) | 11 mi |
| Fast Track Repair Service | 5.0★ (56) | 22 mi |
| GIRON SYSTEMS LLC | In Warrenton | |
| Hansen's Heating & Cooling | 3.0★ (2) | 16 mi |
| Heating Air Conditioning Repair | 5.0★ (2) | 25 mi |
| Hello Air | 5.0★ (1) | 1 mi |
| HVAC Heroes of Ashburn Co. | 5.0★ (2) | 24 mi |
| J&D Mechanical Services, Inc. | 1.0★ (2) | In Warrenton |
| Kelvin Services | 4.8★ (50) | 24 mi |
| Maximum Mechanical Hvac | 5.0★ (10) | 13 mi |
| Mendoza Heating and Air Conditioning - Service, Sales, Repair | 5.0★ (1) | 13 mi |
| Moore's Electrical & Mechanical | In Warrenton | |
| My Appliance Tech llc | 4.5★ (188) | 15 mi |
| R&S The HVAC Company LLC | 5.0★ (1) | 13 mi |
| Repair 24/7 | 4.5★ (77) | 14 mi |
| SUNRISE | 5.0★ (20) | 18 mi |
| Virginia Air Heating & Cooling Inc | 5.0★ (32) | 21 mi |
National price ranges in USD, not adjusted for Warrenton. 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 227 Warrenton 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 Warrenton 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 |