Skip to content
ContractorsRanked

Emergency HVAC Contractors in Hamilton, OH (2026)

Top 50 of 364 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 Hamilton: Thomas & Galbraith Heating, Cooling, 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 Hamilton at a glance

Top emergency HVAC contractors in Hamilton at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Thomas & Galbraith Heating, Cooling, Plumbing & Electrical654.7★ (6,967)Fairfield, 7 mi away24/7
2HELP Plumbing, Heating, Cooling and Drains644.8★ (8,804)Cincinnati, 13 mi away24/7
3Apollo Home644.9★ (15,569)Cincinnati, 18 mi away24/7
4Bartels Heating & Cooling644.9★ (465)Hamilton24/7
5Knochelmann Service Experts644.9★ (3,584)Sharonville, 11 mi away24/7
6Eco Plumbers, Electricians, and HVAC Technicians634.9★ (3,250)Beckett Ridge, 12 mi away24/7
7Hill-Air624.8★ (546)Fairfield, 6 mi away24/7
8Arlinghaus Plumbing Heating & Air Conditioning624.9★ (1,601)Cincinnati, 14 mi away24/7
9JM Mechanical Heating & Cooling624.9★ (517)Fairfield, 8 mi away24/7
10Logan Services A/C, Heat & Plumbing624.8★ (2,753)Cincinnati, 16 mi away24/7

Call an emergency HVAC contractor in Hamilton 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 Hamilton, 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 364 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.

  3. #3 Apollo Home

    Based in Cincinnati, 18 mi away

    64/100CR Score

    Ranked #3 because of its Google rating and review volume: 4.9★ from 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

  7. #7 Hill-Air

    Based in Fairfield, 6 mi away

    62/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.8★ from 546 Google reviews, listed on Google as “HVAC contractor”.

    • 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

  11. #11 Hauser Heating & Air

    Based in Blue Ash, 14 mi away

    62/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.7★ from 2,055 Google reviews, listed on Google as “Heating contractor”.

    • 4.7★ from 2,055 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6661 Corporate Dr, Blue Ash, OH 45242
    View profile for Hauser Heating & Air(513) 547-5727

Top 50 of 364 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 Hamilton, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Watkins Heating & Cooling604.9★ (1,123)21 mi
27National Heating and Air Conditioning594.7★ (336)13 mi
28Cincinnati Heating and Air Conditioning594.8★ (237)13 mi
29Legacy Home Comfort595.0★ (57)8 mi
30Clark Heating & Cooling, Inc.594.9★ (716)21 mi
31Guaranteed Comfort Heating & Air595.0★ (13)In Hamilton
32Moore Comfort595.0★ (57)8 mi
33Robinson Heating & Air Conditioning, Inc.594.7★ (174)12 mi
34Bassett Services: Heating, Cooling, Plumbing & Electrical594.8★ (1,413)24 mi
35Dependable Hamilton AC Repair595.0★ (11)In Hamilton
36Time Savers Heating & Cooling LLC595.0★ (308)19 mi
37Herrmann Services594.5★ (267)12 mi
38National Heating and Air Conditioning594.7★ (472)18 mi
39Cornett's Heating and Air Conditioning594.6★ (10)In Hamilton
40Mason Heating & Air584.9★ (158)16 mi
41Shamrock mechanical services llc584.9★ (33)8 mi
42West Chester Heating & Air Conditioning LLC585.0★ (52)11 mi
43Ribbit Heating and Air Conditioning584.3★ (32)4 mi
44Western Hills Heating and Air Conditioning, Inc.584.8★ (199)16 mi
45Dawson Heating & Air Conditioning584.7★ (181)15 mi
46Four Star Mechanical585.0★ (6)In Hamilton
47Heating and Air Conditioning585.0★ (6)In Hamilton
48Monroe Heating & Air584.8★ (62)11 mi
49Ohio Complete Heating and Cooling585.0★ (41)10 mi
50Tri-County Heating & Cooling584.7★ (46)9 mi

How we ranked emergency HVAC contractors in Hamilton

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 Hamilton: questions

Which HVAC contractors in Hamilton are open 24/7?

25 on this list post 24/7 hours, including Thomas & Galbraith Heating, Cooling, Plumbing & Electrical, HELP Plumbing, Heating, Cooling and Drains, Apollo Home, Bartels Heating & Cooling and Knochelmann Service Experts.

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

Thomas & Galbraith Heating, Cooling, Plumbing & Electrical is #1, with a CR Score of 65 out of 100 on emergency weights.

How are emergency HVAC contractors in Hamilton 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?

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

Update log for Hamilton

  1. October 2026: CR Scores recalculated for 364 hvac contractors serving Hamilton.

More emergency and heating and cooling pages