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ContractorsRanked

Emergency HVAC Contractors in Harrison, OH (2026)

Top 50 of 300 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 Harrison: Apollo Home, 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 Harrison at a glance

Top emergency HVAC contractors in Harrison at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Apollo Home914.9★ (15,569)Cincinnati, 23 mi away24/7
2HELP Plumbing, Heating, Cooling and Drains904.8★ (8,804)Cincinnati, 20 mi away24/7
3Western Hills Heating and Air Conditioning, Inc.904.8★ (199)Bright, 1 mi away24/7
4Arlinghaus Plumbing Heating & Air Conditioning894.8★ (6,650)Erlanger, 21 mi away24/7
5Thomas & Galbraith Heating, Cooling, Plumbing & Electrical894.7★ (6,967)Fairfield, 19 mi away24/7
6Schneller Knochelmann Plumbing, Heating & Air Conditioning894.9★ (3,415)Covington, 20 mi away24/7
7Valentino Contracting894.9★ (75)Harrison24/7
8Knochelmann Service Experts894.9★ (3,584)Sharonville, 22 mi away24/7
9Logan Services A/C, Heat & Plumbing894.8★ (2,753)Cincinnati, 19 mi away24/7
10Sweet Life Heating & Cooling884.9★ (970)Burlington, 17 mi away24/7

Call an emergency HVAC contractor in Harrison 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 Harrison, 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 300 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 Harrison

    #1 Apollo Home

    Based in Cincinnati, 23 mi away

    91/100CR Score

    Ranked #1 because of its Google rating and review volume: 4.9★ from 15,569 Google reviews, 15,569 Google reviews.

    • 4.9★ from 15,569 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4538 Camberwell Rd, Cincinnati, OH 45209
    View profile for Apollo Home(513) 223-3957

  13. #13 Hill-Air

    Based in Fairfield, 17 mi away

    87/100CR Score

    Ranked #13 because of its Google rating and availability: 4.8★ from 546 Google reviews, open 24/7.

    • 4.8★ from 546 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3160 Cunagin Dr, Fairfield, OH 45014
    View profile for Hill-Air(513) 224-5268

Top 50 of 300 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 Harrison, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26CAMPTON HEATING AND AIR855.0★ (5)In Harrison
27Herrmann Services854.5★ (267)13 mi
28Steve's Heating & Cooling854.8★ (200)19 mi
29Fairfield-Hamilton Heating & Cooling854.8★ (151)18 mi
30The Geiler Company854.5★ (175)13 mi
31Rusk Heating and Cooling854.8★ (388)23 mi
32Precision Comfort Heating and Cooling854.9★ (57)15 mi
33Hoosier Heating & Cooling Services854.8★ (22)10 mi
34National Heating and Air Conditioning844.7★ (472)23 mi
35Westside Heating & Air Conditioning844.8★ (84)17 mi
36Hudson Heating and Air LLC844.9★ (60)12 mi
37Dawson Heating & Air Conditioning844.7★ (181)20 mi
38Fast Response Heating & Cooling844.4★ (1,100)22 mi
39Cincinnati Heating and Air Conditioning844.8★ (237)23 mi
40National Heating and Air Conditioning844.7★ (336)23 mi
41American Comfort Heating and Air844.9★ (135)24 mi
42Rouse Heating & Air Conditioning844.8★ (76)19 mi
43Rob's Hvac LLC845.0★ (60)21 mi
44WeKoolHVAC845.0★ (52)20 mi
45Poston Brothers Heating & Cooling835.0★ (31)17 mi
46Jolly Plumbing | Drains | Heating | Air834.8★ (3,482)25 mi
47Hickman Heating & Air835.0★ (40)20 mi
48Greater Comfort834.6★ (215)22 mi
49Titan Mechanical Solutions833.5★ (27)In Harrison
50Precision Cincinnati AC Repair834.9★ (28)18 mi

How we ranked emergency HVAC contractors in Harrison

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 Harrison: questions

Which HVAC contractors in Harrison are open 24/7?

25 on this list post 24/7 hours, including Apollo Home, HELP Plumbing, Heating, Cooling and Drains, Western Hills Heating and Air Conditioning, Inc., Arlinghaus Plumbing Heating & Air Conditioning and Thomas & Galbraith Heating, Cooling, Plumbing & Electrical.

Who is ranked #1 for emergency heating and cooling in Harrison, OH?

Apollo Home is #1, with a CR Score of 91 out of 100 on emergency weights.

How are emergency HVAC contractors in Harrison 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 Harrison

  1. October 2026: CR Scores recalculated for 300 hvac contractors serving Harrison.

More emergency and heating and cooling pages