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Emergency HVAC Contractors in Joppatowne, MD (2026)

Top 50 of 392 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 Joppatowne: Blue Dot Services, 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 Joppatowne at a glance

Top emergency HVAC contractors in Joppatowne at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Blue Dot Services914.5★ (7,297)Bel Air North, 8 mi away24/7
2Broyles HVACR914.9★ (244)Joppatowne24/7
3HGH Mechanical914.9★ (337)Edgewood, 2 mi away24/7
4Michael & Son Services914.7★ (8,039)Baltimore, 15 mi away24/7
5Aire Serv of Bel Air894.9★ (309)Bel Air North, 6 mi away24/7
6Horizon Services - Air Conditioning, Heating, Plumbing & Electrical894.8★ (2,282)Havre de Grace, 15 mi away24/7
7Anchor Mechanical LLC894.9★ (340)Bel Air North, 8 mi away24/7
8Complete Climate Services LLC895.0★ (786)Baltimore, 17 mi away24/7
9One Hour Air Conditioning & Heating® of Harford County884.8★ (292)Bel Air North, 7 mi away24/7
10Comfort Air885.0★ (65)Fallston, 3 mi away24/7

Call an emergency HVAC contractor in Joppatowne 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 Joppatowne, 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 392 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.

  1. Ranked #1 in Joppatowne

    #1 Blue Dot Services

    Based in Bel Air North, 8 mi away

    91/100CR Score

    Ranked #1 because of its Google rating and availability: 4.5★ from 7,297 Google reviews, open 24/7.

    • 4.5★ from 7,297 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    125 Industry Ln, Forest Hill, MD 21050
    View profile for Blue Dot Services(410) 846-2992

  2. #2 Broyles HVACR

    Based in Joppatowne

    91/100CR Score

    Ranked #2 because of its Google rating and availability: 4.9★ from 244 Google reviews, open 24/7.

    • 4.9★ from 244 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    37 Neptune Dr, Joppatowne, MD 21085
    View profile for Broyles HVACR(667) 228-7015

  3. #3 HGH Mechanical

    Based in Edgewood, 2 mi away

    91/100CR Score

    Ranked #3 because of its Google rating and availability: 4.9★ from 337 Google reviews, open 24/7.

    • 4.9★ from 337 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2107 Emmorton Park Rd #111, Edgewood, MD 21040
    View profile for HGH Mechanical(410) 679-3794

  10. #10 Comfort Air

    Based in Fallston, 3 mi away

    88/100CR Score

    Ranked #10 because of its Google rating and availability: 5.0★ from 65 Google reviews, open 24/7.

    • 5.0★ from 65 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2713 Belair Rd, Fallston, MD 21047
    View profile for Comfort Air(443) 416-2088

  20. #20 Excel Services

    Based in Bel Air North, 11 mi away

    87/100CR Score

    Ranked #20 because of its Google rating and availability: 4.9★ from 411 Google reviews, open 24/7.

    • 4.9★ from 411 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    19 Brocks Way, Jarrettsville, MD 21084
    View profile for Excel Services(410) 803-2279

  21. #21 APJ HVAC and R

    Based in Fallston, 4 mi away

    87/100CR Score

    Ranked #21 because of its Google rating and availability: 5.0★ from 43 Google reviews, open 24/7.

    • 5.0★ from 43 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2403 Harford Rd, Fallston, MD 21047
    View profile for APJ HVAC and R(410) 493-4432

Top 50 of 392 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 Joppatowne, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Alpha Heating & Air Conditioning, LLC874.9★ (419)19 mi
27Synergy Mechanical Solutions865.0★ (37)6 mi
28Abbott Brothers Plumbing & Heating of Maryland864.8★ (354)17 mi
29Farnen & Dermer864.8★ (931)23 mi
30Smart Energy Systems864.8★ (64)8 mi
31ABC Cooling & Heating LLC864.7★ (247)14 mi
32Mars Air Duct Cleaning864.9★ (177)17 mi
33Len The Plumber Heating & Air, LLC854.7★ (15,911)22 mi
34Forest Hill Heating & Air854.8★ (53)10 mi
35Blevins Heating & Cooling855.0★ (49)7 mi
36Triple E854.9★ (469)25 mi
37Rowbel Services855.0★ (32)10 mi
38One Hour Air Conditioning & Heating® of Baltimore854.8★ (219)19 mi
39Carrington Heating & Air Conditioning855.0★ (20)8 mi
40Sila Heating, Air Conditioning & Plumbing854.9★ (275)23 mi
41A.J. Michaels854.5★ (309)16 mi
42Bigfoot Heating & Cooling854.9★ (12)5 mi
43Arundel Service Experts844.7★ (472)23 mi
44Fresh Air Concepts, LLC844.9★ (217)23 mi
45Soul HVAC845.0★ (10)5 mi
46Black Horse Heating & Air Conditoning LLC845.0★ (5)2 mi
47Breezy Heating Ventilation and Air Conditioning844.8★ (121)20 mi
48Krause Heating & Air Conditioning844.8★ (14)8 mi
49Tario HVAC, LLC844.9★ (142)23 mi
50United Air Temp844.9★ (180)25 mi

How we ranked emergency HVAC contractors in Joppatowne

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 Joppatowne: questions

Which HVAC contractors in Joppatowne are open 24/7?

25 on this list post 24/7 hours, including Blue Dot Services, Broyles HVACR, HGH Mechanical, Michael & Son Services and Aire Serv of Bel Air.

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

Blue Dot Services is #1, with a CR Score of 91 out of 100 on emergency weights.

How are emergency HVAC contractors in Joppatowne 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 Joppatowne

  1. October 2026: CR Scores recalculated for 392 hvac contractors serving Joppatowne.
  2. October 2026: 2 duplicate listings merged.

More emergency and heating and cooling pages