934 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Chantilly: F.H. Furr Plumbing, Heating, Air Conditioning & Electrical, CR Score 65/100; 4.8★ from 17,172 Google reviews; open 24/7.
Best for emergencies (open 24/7): Snell Home Services, posts 24/7 hours; ranked #2 of 934.
Most-reviewed: Michael & Son Services, 15,537 Google reviews at 4.7★, the most of 934 ranked after F.H. Furr Plumbing, Heating, Air Conditioning & Electrical; ranked #11.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
934 Chantilly HVAC contractors are ranked here by CR Score, from ten published factors. 305 are open 24/7, 668 open Saturdays and 456 open Sundays, based on posted hours. The median Google rating is 4.9★ across 934 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | F.H. Furr Plumbing, Heating, Air Conditioning & Electrical | 65 | 4.8★ (17,172) | Manassas, 11 mi away | 24/7 | Overall |
| 2 | Snell Home Services | 65 | 4.8★ (5,283) | Sterling, 6 mi away | 24/7 | Emergencies |
| 3 | AllTech Services, Inc | 64 | 4.9★ (2,807) | Sterling, 6 mi away | 24/7 | — |
| 4 | Cardinal Plumbing Heating & Air Inc | 64 | 4.9★ (2,958) | Sterling, 7 mi away | 24/7 | — |
| 5 | CroppMetcalfe | 64 | 4.8★ (7,638) | Fairfax, 11 mi away | 24/7 | — |
| 6 | Reddick & Sons, Inc | 64 | 5.0★ (3,027) | Manassas, 12 mi away | 24/7 | — |
| 7 | Meade's Heating and Air | 63 | 5.0★ (1,428) | Sterling, 9 mi away | 24/7 | — |
| 8 | United Air Temp | 63 | 4.8★ (2,161) | Sterling, 7 mi away | 24/7 | — |
| 9 | Michael & Son Services | 63 | 4.9★ (1,501) | Sterling, 8 mi away | 24/7 | — |
| 10 | Michael & Son Services | 63 | 4.8★ (993) | Centreville, 4 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 in Chantilly
Based in Manassas, 11 mi away
Ranked #1 because of its Google rating and review volume: 4.8★ from 17,172 Google reviews, the most in Chantilly.
Based in Sterling, 6 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 5,283 Google reviews, listed on Google as “HVAC contractor”.
Based in Sterling, 6 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 2,807 Google reviews, listed on Google as “HVAC contractor”.
Based in Sterling, 7 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 2,958 Google reviews, listed on Google as “HVAC contractor”.
Based in Fairfax, 11 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 7,638 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 12 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 Sterling, 9 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 1,428 Google reviews, listed on Google as “HVAC contractor”.
Based in Sterling, 7 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 2,161 Google reviews, listed on Google as “HVAC contractor”.
Based in Sterling, 8 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 1,501 Google reviews, listed on Google as “HVAC contractor”.
Based in Centreville, 4 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 993 Google reviews, listed on Google as “HVAC contractor”.
Based in Alexandria, 16 mi away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 15,537 Google reviews, listed on Google as “HVAC contractor”.
Based in Herndon, 5 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 745 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 7 mi away
Ranked #13 because of its Google rating and trade focus: 4.7★ from 7,642 Google reviews, listed on Google as “HVAC contractor”.
Based in Fairfax, 11 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 1,794 Google reviews, listed on Google as “HVAC contractor”.
Based in Sterling, 9 mi away
Ranked #15 because of its Google rating and trade focus: 4.8★ from 1,701 Google reviews, listed on Google as “HVAC contractor”.
Based in South Riding, 7 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 484 Google reviews, listed on Google as “HVAC contractor”.
Based in Ashburn, 12 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 2,314 Google reviews, listed on Google as “HVAC contractor”.
Based in Gainesville, 1 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 147 Google reviews, listed on Google as “HVAC contractor”.
Based in Sterling, 7 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 837 Google reviews, listed on Google as “HVAC contractor”.
Based in Manassas, 9 mi away
Ranked #20 because of its Google rating and trade focus: 4.5★ from 5,934 Google reviews, listed on Google as “HVAC contractor”.
Based in Sterling, 7 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 357 Google reviews, listed on Google as “HVAC contractor”.
Based in Alexandria, 16 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 4,976 Google reviews, listed on Google as “HVAC contractor”.
Based in Ashburn, 11 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 710 Google reviews, listed on Google as “HVAC contractor”.
Based in Leesburg, 15 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 3,718 Google reviews, listed on Google as “HVAC contractor”.
Based in Herndon, 5 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 230 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 934 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 |
|---|---|---|
| Blue Ocean Development | 5.0★ (1) | In Chantilly |
| Fairfax Systems | 4.3★ (49) | In Chantilly |
| Fortress Foundation Solutions | 5.0★ (31) | In Chantilly |
| GeoSystems | In Chantilly | |
| HVAC USA Inc | In Chantilly | |
| Jenkins Restorations | 4.7★ (217) | In Chantilly |
| LEO'S HVAC LLC | In Chantilly | |
| Loudoun County Kitchen Bath Basement & More | 4.9★ (24) | In Chantilly |
| McCarthy Services | 4.4★ (3,547) | 16 mi |
| MetalCo | In Chantilly | |
| MOSS Building & Design | 4.6★ (103) | In Chantilly |
| R A Dobson Inc | 4.8★ (164) | 6 mi |
| SERVPRO of Chantilly | 4.9★ (233) | In Chantilly |
| Stanley Steemer | 4.8★ (3,025) | In Chantilly |
| Stello Homes Design Build | 5.0★ (108) | In Chantilly |
| United Air Temp | 4.5★ (77) | In Chantilly |
| United Air Temp | 4.4★ (4,301) | 17 mi |
| United Air Temp | 4.7★ (1,754) | 17 mi |
| United Air Temp | 4.8★ (1,318) | 17 mi |
| United Residential Contractors | 4.2★ (5) | In Chantilly |
National price ranges in USD, not adjusted for Chantilly. 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 934 Chantilly 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 Chantilly 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 |