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Emergency HVAC Contractors in Rochester, MI (2026)

Top 50 of 617 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 Rochester: Randazzo Heating & Cooling, 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 Rochester at a glance

Top emergency HVAC contractors in Rochester at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Randazzo Heating & Cooling664.9★ (8,968)Auburn Hills, 9 mi away24/7
2Andy's Statewide654.8★ (6,170)Auburn Hills, 8 mi away24/7
3Briarwood Heating & Cooling634.9★ (633)Rochester Hills, 4 mi away24/7
4Ferrara Heating & Air Conditioning Inc634.9★ (406)Rochester Hills, 2 mi away24/7
5Pilot Mechanical Heating & Cooling634.9★ (263)Rochester Hills, 2 mi away24/7
61st Heating and Cooling635.0★ (1,067)Auburn Hills, 11 mi away24/7
7Levine & Sons Plumbing, Heating & AC624.8★ (5,322)Southfield, 17 mi away24/7
8Great Dane Heating, Cooling, Electrical, & Plumbing624.8★ (3,178)Clinton Township, 15 mi away24/7
9FLAME Heating, Cooling, Plumbing, Electrical624.7★ (3,170)Warren, 13 mi away24/7
10Halo Heating & Cooling625.0★ (111)Rochester24/7

Call an emergency HVAC contractor in Rochester 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 Rochester, 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 617 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.

  2. #2 Andy's Statewide

    Based in Auburn Hills, 8 mi away

    65/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.8★ from 6,170 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 6,170 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4828 Joslyn Rd, Orion, MI 48359
    View profile for Andy's Statewide(248) 940-4685

  16. #16 Koz Heating & Cooling

    Based in Sterling Heights, 7 mi away

    61/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.8★ from 266 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.8★ from 266 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    7501 Triangle Dr, Sterling Heights, MI 48314
    View profile for Koz Heating & Cooling(586) 917-0032

  22. #22 Cooley Mechanical

    Based in Rochester Hills, 6 mi away

    60/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 110 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 110 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    58285 Ruth Jean, Washington, MI 48094
    View profile for Cooley Mechanical(586) 697-5389

  24. #24 Tech IV

    Based in Clinton Township, 9 mi away

    60/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 227 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 227 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    46796 Hayes Rd, Macomb, MI 48044
    View profile for Tech IV(586) 532-5400

Top 50 of 617 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 Rochester, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Arkan's Heating & Air Conditioning Inc.604.9★ (153)8 mi
27Randazzo Heating & Cooling604.9★ (1,580)21 mi
28Robin Aire Service Company604.9★ (2,591)24 mi
29Askar Heating and Cooling, LLC604.9★ (424)14 mi
30Aladdin Heating & Cooling604.7★ (555)14 mi
31Ehlers Heating & Cooling604.9★ (1,199)20 mi
32Kotz Heating, Cooling and Plumbing604.9★ (5,035)13 mi
33Zilka Heating and Cooling604.8★ (260)11 mi
34Cregger Plumbing, Heating & Cooling604.9★ (6,410)15 mi
35Serene Comfort Heating, Cooling and Refrigeration604.6★ (165)7 mi
36Detroit Heating and Cooling Co.594.8★ (167)11 mi
37Temp - 1 Heating & Cooling595.0★ (216)15 mi
38Charter Home Comfort594.9★ (281)16 mi
39Mario Services, Heating and Cooling595.0★ (51)7 mi
40Always Quality Heating and Cooling595.0★ (170)15 mi
41Comfort Climate Heating and Cooling595.0★ (30)6 mi
42Mrs. Michael Plumbers, Electricians, and HVAC Technicians594.8★ (565)20 mi
43R & L Heating and Cooling594.8★ (116)12 mi
44Cardinal Heating & Cooling595.0★ (13)2 mi
45Elite Plumbing & Heating Inc594.8★ (76)10 mi
46Mr. Furnace Heating and Cooling594.9★ (64)10 mi
47Birmingham Plumbing Heating & Cooling Company594.9★ (946)10 mi
48Comfort Plus, LC Heating and Cooling594.5★ (97)9 mi
49Precise Temperature Control,Inc.595.0★ (181)18 mi
50Aaron Mendelson Heating and Cooling L.L.C.594.5★ (72)8 mi

How we ranked emergency HVAC contractors in Rochester

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 Rochester: questions

Which HVAC contractors in Rochester are open 24/7?

25 on this list post 24/7 hours, including Randazzo Heating & Cooling, Andy's Statewide, Briarwood Heating & Cooling, Ferrara Heating & Air Conditioning Inc and Pilot Mechanical Heating & Cooling.

Who is ranked #1 for emergency heating and cooling in Rochester, MI?

Randazzo Heating & Cooling is #1, with a CR Score of 66 out of 100 on emergency weights.

How are emergency HVAC contractors in Rochester 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?

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

Update log for Rochester

  1. October 2026: CR Scores recalculated for 617 hvac contractors serving Rochester.
  2. October 2026: 4 duplicate listings merged.

More emergency and heating and cooling pages