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ContractorsRanked

Emergency HVAC Contractors in Halfway, MD (2026)

Top 50 of 136 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 Halfway: Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical, 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 Halfway at a glance

Top emergency HVAC contractors in Halfway at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical964.8★ (4,764)Hagerstown, 2 mi away24/7
2Cumberland Valley Heating & Air Conditioning934.9★ (441)Hagerstown, 1 mi away24/7
3Care Services Inc914.9★ (164)Halfway24/7
4B & E Services914.9★ (154)Halfway24/7
5McIntire HVAC914.9★ (160)Hagerstown, 2 mi away24/7
6Comfort Central Inc905.0★ (65)Halfway24/7
7Griffith Energy Services, Inc.884.4★ (147)Hagerstown, 4 mi away24/7
8Markool Heating Cooling Plumbing874.9★ (547)Frederick, 22 mi away24/7
9Techstar Mechanical Services llc.875.0★ (452)Charles Town, 24 mi away24/7
10Wenbrooke Services - Electrical, Plumbing, Heating and Air874.8★ (1,208)Frederick, 25 mi away24/7

Call an emergency HVAC contractor in Halfway 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 Halfway, 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 136 is on the HVAC contractors page.

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

  4. #4 B & E Services

    Based in Halfway

    91/100CR Score

    Ranked #4 because of its Google rating and availability: 4.9★ from 154 Google reviews, open 24/7.

    • 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

  5. #5 McIntire HVAC

    Based in Hagerstown, 2 mi away

    91/100CR Score

    Ranked #5 because of its Google rating and availability: 4.9★ from 160 Google reviews, open 24/7.

    • 4.9★ from 160 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    313 E Wilson Blvd Suite 3, Hagerstown, MD 21740
    View profile for McIntire HVAC(240) 527-5945

  13. #13 United Air Temp

    Based in Frederick, 22 mi away

    87/100CR Score

    Ranked #13 because of its Google rating and availability: 4.7★ from 928 Google reviews, open 24/7.

    • 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

  15. #15 Warner Service

    Based in Frederick, 24 mi away

    86/100CR Score

    Ranked #15 because of its Google rating and availability: 4.8★ from 537 Google reviews, open 24/7.

    • 4.8★ from 537 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    217 Monroe Ave, Frederick, MD 21701
    View profile for Warner Service(301) 200-9774

  18. #18 closed

    Based in Walkersville, 22 mi away

    85/100CR Score

    Ranked #18 because of its Google rating and availability: 4.8★ from 240 Google reviews, open 24/7.

    • 4.8★ from 240 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for closed(301) 900-8593

Top 50 of 136 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 Halfway, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Brick Street Plumbing & HVAC824.2★ (364)24 mi
27Your Comfort Services, Inc.824.3★ (4)11 mi
28G&R Heating and Cooling825.0★ (28)24 mi
29B G's Services Co Heating A/C822.6★ (5)3 mi
30Rodney B Smith Plumbing Heating & Clng824.5★ (43)22 mi
31M & J's 4 Seasons823.7★ (3)5 mi
32Southern Maryland Heating & Air822.1★ (14)In Halfway
33TCB Contracting and Renovating, LLC825.0★ (18)23 mi
34Prime AC Repair Frederick815.0★ (15)24 mi
35Heating & Air Solutions805.0★ (9)24 mi
36Duct Pros804.7★ (26)23 mi
37J R's Plumbing804.5★ (38)23 mi
38Michael & Son Services804.0★ (88)24 mi
39Griffith Energy Services, Inc.793.8★ (33)24 mi
40Forever Air Duct Cleaning795.0★ (6)21 mi
41Right A Way Heating & Cooling795.0★ (3)24 mi
42Akron Industrial Heating & Cooling784.5★ (8)23 mi
43Constellation Home784.8★ (93)19 mi
44Knoxville LLC775.0★ (71)21 mi
45Randy L Heck Plumbing & Heating764.5★ (30)24 mi
46Warner Service Hagerstown, LLC754.4★ (5)3 mi
47BST Plumbing & Heating754.8★ (8)22 mi
48Cooling Services, Inc.744.3★ (6)8 mi
49J & M Heating and Cooling LLC734.7★ (16)16 mi
50Hahn's Heating & Cooling724.7★ (7)13 mi

How we ranked emergency HVAC contractors in Halfway

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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
Reputation25%Bayesian-adjusted Google star rating
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2
Review volume10%log10(reviews + 1) against the list maximum
Recency10%Share of reviews from the last 12 months
Availability20%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radius
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)

Emergency HVAC contractors in Halfway: questions

Which HVAC contractors in Halfway are open 24/7?

25 on this list post 24/7 hours, including Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical, Cumberland Valley Heating & Air Conditioning, Care Services Inc, B & E Services and McIntire HVAC.

Who is ranked #1 for emergency heating and cooling in Halfway, MD?

Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical is #1, with a CR Score of 96 out of 100 on emergency weights.

How are emergency HVAC contractors in Halfway ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. 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 Halfway

  1. October 2026: CR Scores recalculated for 136 hvac contractors serving Halfway.

More emergency and heating and cooling pages