Skip to content
ContractorsRanked

Emergency HVAC Contractors in Woodlawn, MD (2026)

Top 50 of 678 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 Woodlawn: Horizon Services - Air Conditioning, Heating, Plumbing, & 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 Woodlawn at a glance

Top emergency HVAC contractors in Woodlawn at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical944.8★ (4,514)Baltimore, 2 mi away24/7
2Michael & Son Services924.7★ (8,039)Baltimore, 10 mi away24/7
3Complete Climate Services LLC915.0★ (786)Baltimore, 8 mi away24/7
4Beltway Air Conditioning, Heating & Plumbing914.9★ (2,167)Hanover, 12 mi away24/7
5Alpha Heating & Air Conditioning, LLC914.9★ (419)Arbutus, 4 mi away24/7
6Farnen & Dermer904.8★ (931)Owings Mills, 7 mi away24/7
7Len The Plumber Heating & Air, LLC904.7★ (15,911)Arbutus, 6 mi away24/7
8Boothe's Heating, Air, Plumbing, Drains & Electrical904.9★ (1,461)Dundalk, 14 mi away24/7
9Sila Heating, Air Conditioning & Plumbing894.9★ (275)Arbutus, 6 mi away24/7
10Abbott Brothers Plumbing & Heating of Maryland894.8★ (354)Baltimore, 5 mi away24/7

Call an emergency HVAC contractor in Woodlawn 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 Woodlawn, 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 678 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.

  6. #6 Farnen & Dermer

    Based in Owings Mills, 7 mi away

    90/100CR Score

    Ranked #6 because of its Google rating and availability: 4.8★ from 931 Google reviews, open 24/7.

    • 4.8★ from 931 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    10500 Reisterstown Rd, Owings Mills, MD 21117
    View profile for Farnen & Dermer(410) 367-7777

  13. #13 Triple E

    Based in Reisterstown, 10 mi away

    89/100CR Score

    Ranked #13 because of its Google rating and availability: 4.9★ from 469 Google reviews, open 24/7.

    • 4.9★ from 469 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    655 Main St #1959, Reisterstown, MD 21136
    View profile for Triple E(410) 833-1133

  17. #17 Tario HVAC, LLC

    Based in Arbutus, 5 mi away

    89/100CR Score

    Ranked #17 because of its Google rating and availability: 4.9★ from 142 Google reviews, open 24/7.

    • 4.9★ from 142 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1319 Maple Ave, Halethorpe, MD 21227
    View profile for Tario HVAC, LLC(410) 314-1161

  20. #20 United Air Temp

    Based in Owings Mills, 8 mi away

    88/100CR Score

    Ranked #20 because of its Google rating and availability: 4.9★ from 180 Google reviews, open 24/7.

    • 4.9★ from 180 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    500 Redland Ct # 107, Owings Mills, MD 21117
    View profile for United Air Temp(410) 999-8288

Top 50 of 678 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 Woodlawn, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Breezy Heating Ventilation and Air Conditioning884.8★ (121)6 mi
27Carver Heating & Cooling885.0★ (46)4 mi
28Ambient LLC874.8★ (336)13 mi
29ARS / Rescue Rooter874.4★ (3,510)15 mi
30Contemporary Air Systems, Inc.875.0★ (195)14 mi
31Hughes Mechanical, LLC874.8★ (408)14 mi
32A.J. Michaels874.5★ (309)7 mi
33Brothers HVAC LLC874.9★ (76)8 mi
34Reliability Home Services874.7★ (539)14 mi
35JDL HVAC & Plumbing Services874.8★ (678)18 mi
36Grove Heating & Cooling874.9★ (1,156)23 mi
37First Class Mechanical874.9★ (580)21 mi
38Thornton Heating & Air Conditioning875.0★ (33)5 mi
39Beltway Air Conditioning, Heating & Plumbing874.9★ (90)10 mi
40THE ELECTRICIANS864.9★ (98)11 mi
41United Air Temp864.8★ (171)12 mi
42Beltway Air Conditioning, Heating and Plumbing865.0★ (129)15 mi
43United Air Temp864.8★ (1,306)24 mi
44USA HVAC Services865.0★ (179)18 mi
45Warrior Plumbing & Heating864.9★ (400)5 mi
46Free Da Block Drain Cleaning Services, LLC,865.0★ (20)4 mi
47G & G Mechanical Heating & AC864.7★ (51)6 mi
48ABC Cooling & Heating LLC864.7★ (247)14 mi
49F.H. Furr Plumbing, Heating, Air Conditioning & Electrical864.8★ (1,788)12 mi
50Apple Plumbing, Heating, & Air864.9★ (679)25 mi

How we ranked emergency HVAC contractors in Woodlawn

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 Woodlawn: questions

Which HVAC contractors in Woodlawn are open 24/7?

25 on this list post 24/7 hours, including Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical, Michael & Son Services, Complete Climate Services LLC, Beltway Air Conditioning, Heating & Plumbing and Alpha Heating & Air Conditioning, LLC.

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

Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical is #1, with a CR Score of 94 out of 100 on emergency weights.

How are emergency HVAC contractors in Woodlawn 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 Woodlawn

  1. October 2026: CR Scores recalculated for 678 hvac contractors serving Woodlawn.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages