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Emergency HVAC Contractors in Charles Town, WV (2026)

Top 50 of 119 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Charles Town: Techstar Mechanical Services llc., open 24/7.

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

Top emergency HVAC contractors in Charles Town at a glance

Top emergency HVAC contractors in Charles Town at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Techstar Mechanical Services llc.665.0★ (452)Charles Town24/7
2M.E. Flow634.8★ (3,718)Leesburg, 22 mi away24/7
3Powell's Plumbing & Air624.8★ (1,265)Winchester, 19 mi away24/7
4Mountain Valley Home Comfort614.9★ (542)Winchester, 18 mi away24/7
5Aire Serv of Martinsburg614.8★ (261)Martinsburg, 13 mi away24/7
6Kidwell Home Services614.6★ (31)Charles Town24/7
7J R's Plumbing614.5★ (38)Charles Town24/7
8United Air Temp604.7★ (928)Frederick, 21 mi away24/7
9Wenbrooke Services - Electrical, Plumbing, Heating and Air604.8★ (1,208)Frederick, 24 mi away24/7
10Markool Heating Cooling Plumbing604.9★ (547)Frederick, 21 mi away24/7

Call an emergency HVAC contractor in Charles Town now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency HVAC contractors in Charles Town, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 119 is on the HVAC contractors page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 M.E. Flow

    Based in Leesburg, 22 mi away

    63/100CR Score

    Ranked #2 because of its Google rating and review volume: 4.8★ from 3,718 Google reviews.

    • 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

  3. #3 Powell's Plumbing & Air

    Based in Winchester, 19 mi away

    62/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 1,265 Google reviews, listed on Google as “Air conditioning repair service”.

    • 4.8★ from 1,265 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    152 Windy Hill Ln, Winchester, VA 22602
    View profile for Powell's Plumbing & Air(540) 579-5562

  7. #7 J R's Plumbing

    Based in Charles Town

    61/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.5★ from 38 Google reviews, listed on Google as “Heating contractor”.

    • 4.5★ from 38 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    989 Jefferson Ave, Charles Town, WV 25414
    View profile for J R's Plumbing(304) 725-7913

  8. #8 United Air Temp

    Based in Frederick, 21 mi away

    60/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.7★ from 928 Google reviews, listed on Google as “HVAC contractor”.

    • 4.7★ from 928 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5305 Jefferson Pike Suite 5, Frederick, MD 21703
    View profile for United Air Temp(240) 680-9304

  11. #11 Small Solutions

    Based in Winchester, 19 mi away

    60/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.9★ from 338 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 338 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1961 Abrams Creek Dr, Winchester, VA 22601
    View profile for Small Solutions(540) 425-3479

  17. #17 ARS / Rescue Rooter

    Based in Winchester, 19 mi away

    59/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.8★ from 196 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 196 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    132 Windy Hill Ln ste 1, Winchester, VA 22602
    View profile for ARS / Rescue Rooter(540) 773-2264

  18. #18 M.E. Flow, Inc.

    Based in Winchester, 22 mi away

    59/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.8★ from 308 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 308 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for M.E. Flow, Inc.(540) 208-3858

  20. #20 Absolute HVAC Guys LLC

    Based in Winchester, 19 mi away

    59/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.6★ from 226 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 226 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    222 Admiral Byrd Dr Suite A, Winchester, VA 22602
    View profile for Absolute HVAC Guys LLC(540) 336-4222

  23. #23 Care Services Inc

    Based in Halfway, 21 mi away

    58/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.9★ from 164 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 164 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    19 W Sunset Ave, Williamsport, MD 21795
    View profile for Care Services Inc(301) 923-4419

  24. #24 B & E Services

    Based in Halfway, 21 mi away

    58/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.9★ from 154 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 154 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10228 Governor Lane Boulevard #3011, Williamsport, MD 21795
    View profile for B & E Services(301) 678-1927

  25. #25 GT Mechanical

    Based in Purcellville, 12 mi away

    58/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 27 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2 Cinnamon Fern Rd, Round Hill, VA 20141
    View profile for GT Mechanical(571) 206-2086

Top 50 of 119 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Charles Town, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Aire Serv of Winchester584.9★ (90)20 mi
27McIntire HVAC574.9★ (160)24 mi
28Wyant Service Experts574.8★ (165)24 mi
29Mast Services LLC575.0★ (118)25 mi
30Wenbrooke Services AC Repair, Plumbing, Heating and Electrician575.0★ (111)25 mi
31Air Care Services575.0★ (32)16 mi
32Comfort Central Inc575.0★ (65)22 mi
33Cube Heating & Cooling575.0★ (96)25 mi
34Comfort Control Specialists LLC574.9★ (27)16 mi
35Duct Pros574.7★ (26)15 mi
36TCB Contracting and Renovating, LLC565.0★ (18)15 mi
37Heating & Air Solutions555.0★ (9)18 mi
38VIP General HVAC Services555.0★ (25)25 mi
39A-1 Cooling & Refrigeration, Inc.545.0★ (8)19 mi
40Michael & Son Services544.0★ (88)25 mi
41Premier Hvac Mechanical Inc545.0★ (7)19 mi
42Your Comfort Services, Inc.544.3★ (4)16 mi
43Loudoun Heating & Air Conditioning544.3★ (6)18 mi
44Prime AC Repair Frederick545.0★ (15)25 mi
45Wivell's Heating and Air Conditioning, LLC535.0★ (7)24 mi
46Southern Maryland Heating & Air522.1★ (14)21 mi
47Brick Street Plumbing, Water Heaters, AC & Furnace Repair524.6★ (203)20 mi
48Constellation Home514.8★ (93)20 mi
49B G's Services Co Heating A/C512.6★ (5)25 mi
50Knoxville LLC505.0★ (71)13 mi

How we ranked emergency HVAC contractors in Charles Town

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

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 from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Charles Town: questions

Which HVAC contractors in Charles Town are open 24/7?

25 on this list post 24/7 hours, including Techstar Mechanical Services llc., M.E. Flow, Powell's Plumbing & Air, Mountain Valley Home Comfort and Aire Serv of Martinsburg.

Who is ranked #1 for emergency heating and cooling in Charles Town, WV?

Techstar Mechanical Services llc. is #1, with a CR Score of 66 out of 100 on emergency weights.

How are emergency HVAC contractors in Charles Town ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Charles Town

  1. October 2026: CR Scores recalculated for 119 hvac contractors serving Charles Town.

More emergency and heating and cooling pages

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