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ContractorsRanked

Best HVAC Contractors in Oak Hill, VA (2026)

1,011 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Oak Hill: Cardinal Plumbing Heating & Air Inc, CR Score 93/100; 4.9★ from 2,958 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): AllTech Services, Inc, posts 24/7 hours; ranked #2 of 1,011.

  3. 6

    Most-reviewed: F.H. Furr Plumbing, Heating, Air Conditioning & Electrical, 17,172 Google reviews at 4.8★, the most of 1,011 ranked; ranked #6.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

1,011 Oak Hill HVAC contractors are ranked here by CR Score, from 8 published factors. 318 are open 24/7, 725 open Saturdays and 501 open Sundays, based on posted hours. The median Google rating is 4.9★ across 1,011 rated businesses.

Top 10 HVAC contractors in Oak Hill at a glance

Top 10 HVAC contractors in Oak Hill at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Cardinal Plumbing Heating & Air Inc934.9★ (2,958)Sterling, 5 mi away24/7Overall
2AllTech Services, Inc934.9★ (2,807)Sterling, 5 mi away24/7Emergencies
3Snell Home Services934.8★ (5,283)Sterling, 5 mi away24/7—
4Meade's Heating and Air925.0★ (1,428)Sterling, 7 mi away24/7—
5CroppMetcalfe924.8★ (7,638)Fairfax, 10 mi away24/7—
6F.H. Furr Plumbing, Heating, Air Conditioning & Electrical924.8★ (17,172)Manassas, 14 mi away24/7Most reviews
7Michael & Son Services914.9★ (1,501)Sterling, 6 mi away24/7—
8Cardinal Plumbing Heating & Air Inc914.9★ (745)Herndon, 3 mi away24/7—
9United Air Temp914.8★ (2,161)Sterling, 5 mi away24/7—
10Reddick & Sons, Inc915.0★ (3,027)Manassas, 15 mi away24/7—

The 1,011 best HVAC contractors in Oak Hill, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  5. #5 CroppMetcalfe

    Based in Fairfax, 10 mi away

    92/100CR Score

    Ranked #5 because of its Google rating and availability: 4.8★ from 7,638 Google reviews, open 24/7.

    • 4.8★ from 7,638 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8421 Hilltop Rd, Fairfax, VA 22031
    View profile for CroppMetcalfe(703) 420-5030

  9. #9 United Air Temp

    Based in Sterling, 5 mi away

    91/100CR Score

    Ranked #9 because of its Google rating and availability: 4.8★ from 2,161 Google reviews, open 24/7.

    • 4.8★ from 2,161 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    45570 Shepard Dr Ste. #6, Sterling, VA 20164
    View profile for United Air Temp(571) 888-8078

  17. #17 Premier HVAC LLC

    Based in Herndon, 3 mi away

    90/100CR Score

    Ranked #17 because of its Google rating and availability: 5.0★ from 230 Google reviews, open 24/7.

    • 5.0★ from 230 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1153 Cypress Tree Pl, Herndon, VA 20170
    View profile for Premier HVAC LLC(703) 568-4156

  19. #19 GAC Services

    Based in Gaithersburg, 19 mi away

    90/100CR Score

    Ranked #19 because of its Google rating and availability: 4.9★ from 6,908 Google reviews, open 24/7.

    • 4.9★ from 6,908 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    227 E Deer Park Dr, Gaithersburg, MD 20877
    View profile for GAC Services(301) 202-1641

  24. #24 John C. Flood

    Based in Alexandria, 16 mi away

    90/100CR Score

    Ranked #24 because of its Google rating and availability: 4.8★ from 4,976 Google reviews, open 24/7.

    • 4.8★ from 4,976 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6430 General Green Way, Alexandria, VA 22312
    View profile for John C. Flood(571) 605-7008

  25. #25 M.E. Flow

    Based in Leesburg, 14 mi away

    90/100CR Score

    Ranked #25 because of its Google rating and availability: 4.8★ from 3,718 Google reviews, open 24/7.

    • 4.8★ from 3,718 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    12 Cardinal Park Dr SE STE 107, Leesburg, VA 20175
    View profile for M.E. Flow(571) 322-8847

HVAC contractors ranked #26 to #50

#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 1,011 ranked HVAC contractors here; the rest are on their profiles.

HVAC contractors in Oak Hill, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Vernon The Heating & Cooling Specialist904.8★ (837)7 mi
27Premier Home Comfort895.0★ (226)7 mi
28AZA heating, cooling, plumbing & construction895.0★ (959)16 mi
29C.D. Shanahan's HVAC, Plumbing, Electrical & Remodeling LLC894.9★ (966)13 mi
30Krafft Service Corporation894.9★ (1,631)17 mi
31911Air-Care895.0★ (81)3 mi
32Comfort Defender Heating & Air884.9★ (187)6 mi
33F.H. Furr Plumbing, Heating, Air Conditioning & Electrical884.7★ (5,985)18 mi
34ARS / Rescue Rooter884.5★ (5,934)12 mi
35Turner's Service Co. Heating & Air Conditioning884.8★ (1,037)14 mi
36F.H. Furr Plumbing, Heating, Air Conditioning & Electrical884.7★ (4,469)18 mi
37R A Dobson Inc884.8★ (164)5 mi
38CroppMetcalfe884.9★ (2,082)21 mi
39Pro Sky AC&Heating884.9★ (77)3 mi
40Zone Control885.0★ (104)7 mi
41Conde Tech Services, LLC885.0★ (166)11 mi
42Express Tech Air885.0★ (213)13 mi
43Dave's Heating & Air Conditioning884.8★ (138)5 mi
44Presidential, Inc.884.9★ (1,701)21 mi
45United Air Temp884.8★ (1,318)17 mi
46My Plumber Plus884.7★ (7,642)10 mi
47Air Treatment Heating & Cooling885.0★ (657)7 mi
48SwiftPro Heating, Cooling & Plumbing885.0★ (534)6 mi
49HVAC DONE EZ LLC875.0★ (272)15 mi
50Sila Heating, Air Conditioning & Plumbing874.8★ (295)9 mi

Also serving Oak Hill

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.

Unranked HVAC contractors serving Oak Hill
BusinessGoogle ratingDistance
Air Max HVACR5.0★ (2)12 mi
Airtron Heating and Air Conditioning3.0★ (2)4 mi
AJ Heating and AC, Inc.5.0★ (2)12 mi
Argent Heating Cooling and Plumbing4.7★ (392)10 mi
changepro USA1.0★ (2)3 mi
H & M HVAC General Construction Inc.5.0★ (2)3 mi
Hansen's Heating & Cooling3.0★ (2)11 mi
Heating Air Conditioning Repair5.0★ (2)4 mi
Home Services at The Home Depot1.0★ (2)7 mi
Home Services at The Home Depot5.0★ (2)8 mi
HVAC Heroes of Ashburn Co.5.0★ (2)6 mi
James Ozie's Heating & AC5.0★ (2)12 mi
Len The Plumber Heating & Air, LLC4.6★ (8,136)22 mi
Parrish Services4.8★ (1,816)14 mi
Power, LLC5.0★ (2)12 mi
Precision Air Inc5.0★ (2)9 mi
Relax HVAC Inc5.0★ (2)10 mi
Sears Heating and Air Conditioning3.0★ (2)3 mi
THE ELECTRICIANS3.0★ (2)12 mi
Tri-State Masters5.0★ (2)7 mi

How much do HVAC contractors cost in Oak Hill?

National price ranges in USD, not adjusted for Oak Hill. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Oak Hill?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

How to check an HVAC contractor's license in Virginia

In Virginia, Virginia Board for Contractors (DPOR) licenses Contractor license with an HVAC specialty; HVAC technicians hold tradesman licenses.

  1. Search the business name or license number on the Virginia Board for Contractors (DPOR) license lookup.
  2. Check that the status is active and the name matches the contract or truck.
  3. Ask for proof of insurance before work starts.

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

When to hire an HVAC contractor in Virginia

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.

How we ranked Oak Hill HVAC contractors

We scored 1,011 Oak Hill HVAC contractors on 8 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. Unknown factors are left out of the score, 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Oak Hill data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

HVAC contractors in Oak Hill: frequently asked questions

Who is the best HVAC contractor in Oak Hill?

By CR Score, the highest-ranked HVAC contractor in Oak Hill, VA is Cardinal Plumbing Heating & Air Inc with a CR Score of 93/100. It has 4.9★ from 2,958 Google reviews. It is open 24/7. AllTech Services, Inc (#2) and Snell Home Services (#3) follow. We ranked 1,011 HVAC contractors on 8 factors, last updated October 22, 2026.

How many HVAC contractors are there in Oak Hill?

ContractorsRanked ranks 1,011 HVAC contractors serving Oak Hill, VA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Oak Hill are open 24/7?

318 ranked HVAC contractors in Oak Hill post 24/7 hours. The highest-ranked are Cardinal Plumbing Heating & Air Inc (#1), AllTech Services, Inc (#2) and Snell Home Services (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Oak Hill work on weekends?

725 of 1,011 ranked HVAC contractors post Saturday hours and 501 post Sunday hours. The highest-ranked open Saturdays are Cardinal Plumbing Heating & Air Inc (#1), AllTech Services, Inc (#2) and Snell Home Services (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check an HVAC contractor's license in Virginia?

In Virginia, Virginia Board for Contractors (DPOR) handles licensing and covers Contractor license with an HVAC specialty; HVAC technicians hold tradesman licenses. Search the business or license number at https://www.dpor.virginia.gov/LicenseLookup.

How much does ac replacement cost in Oak Hill?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Oak Hill. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Oak Hill HVAC contractors have?

The median Google rating among 1,011 rated HVAC contractors in Oak Hill is 4.9★, with a median of 24 reviews. F.H. Furr Plumbing, Heating, Air Conditioning & Electrical has the most, 17,172 reviews, and ranks #6. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Oak Hill?

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.

Update log for Oak Hill

  1. October 2026: CR Scores recalculated for 1,011 hvac contractors serving Oak Hill.
  2. October 2026: 10 duplicate listings merged.

More HVAC contractors and Oak Hill pages

Other trades in Oak Hill