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Emergency HVAC Contractors in Shelby, MI (2026)

Top 50 of 571 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 Shelby: 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 Shelby at a glance

Top emergency HVAC contractors in Shelby at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Randazzo Heating & Cooling674.9★ (8,968)Auburn Hills, 4 mi away24/7
2Andy's Statewide644.8★ (6,170)Auburn Hills, 13 mi away24/7
3Great Dane Heating, Cooling, Electrical, & Plumbing634.8★ (3,178)Clinton Township, 10 mi away24/7
4Briarwood Heating & Cooling634.9★ (633)Rochester Hills, 4 mi away24/7
5A Plus Heating and Cooling, Inc.634.9★ (351)Sterling Heights, 4 mi away24/7
6Elite Degrees Heating & Cooling635.0★ (151)Auburn Hills, 1 mi away24/7
7Ferrara Heating & Air Conditioning Inc624.9★ (406)Rochester Hills, 5 mi away24/7
8FLAME Heating, Cooling, Plumbing, Electrical624.7★ (3,170)Warren, 13 mi away24/7
9Pilot Mechanical Heating & Cooling624.9★ (263)Rochester Hills, 4 mi away24/7
10Levine & Sons Plumbing, Heating & AC624.8★ (5,322)Southfield, 19 mi away24/7

Call an emergency HVAC contractor in Shelby 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 Shelby, 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 571 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, 13 mi away

    64/100CR 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

  12. #12 Koz Heating & Cooling

    Based in Sterling Heights, 4 mi away

    62/100CR Score

    Ranked #12 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

  13. #13 Tech IV

    Based in Clinton Township, 4 mi away

    62/100CR Score

    Ranked #13 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

  17. #17 Cooley Mechanical

    Based in Rochester Hills, 4 mi away

    61/100CR Score

    Ranked #17 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

  18. #18 HVAC Jack | Rochester

    Based in Rochester, 5 mi away

    61/100CR Score

    Ranked #18 because of its Google rating and trade focus: 5.0★ from 116 Google reviews, listed on Google as “HVAC contractor”.

    • 5.0★ from 116 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    421 Parkdale Ave C2, Rochester, MI 48307
    View profile for HVAC Jack | Rochester(248) 212-9349

  22. #22 Charter Home Comfort

    Based in Clinton Township, 12 mi away

    60/100CR Score

    Ranked #22 because of its Google rating and trade focus: 4.9★ from 281 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 281 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    33551 Giftos Dr, Clinton Township, MI 48035
    View profile for Charter Home Comfort(586) 463-3823

Top 50 of 571 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 Shelby, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Randazzo Heating & Cooling605.0★ (184)12 mi
27Cregger Plumbing, Heating & Cooling604.9★ (6,410)15 mi
28Serene Comfort Heating, Cooling and Refrigeration604.6★ (165)7 mi
29LEO'S HEATING AND COOLING604.9★ (158)11 mi
30Sandison Plumbing Heating Cooling Electrical604.7★ (223)11 mi
31Temp - 1 Heating & Cooling605.0★ (216)15 mi
32Aladdin Heating and Cooling605.0★ (43)5 mi
33Ehlers Heating & Cooling594.9★ (1,199)23 mi
34Papa's Refrigeration Service Co594.6★ (147)8 mi
35Matheson Heating Air Plumbing594.9★ (1,350)24 mi
36Randazzo Heating & Cooling594.9★ (1,580)24 mi
37R & L Heating and Cooling594.8★ (116)11 mi
38Comfort Zones Heating & Cooling, LLC594.7★ (47)7 mi
39Kotz Heating, Cooling and Plumbing594.9★ (5,035)18 mi
40Zilka Heating and Cooling594.8★ (260)16 mi
41Mario Services, Heating and Cooling595.0★ (51)10 mi
42Michigan Air Heating and Cooling595.0★ (20)5 mi
43Main Heating & Cooling, Inc.584.0★ (42)3 mi
44Comfort Plus, LC Heating and Cooling584.5★ (97)10 mi
45Mr. Furnace584.6★ (250)15 mi
46Air Clinic Heating and Cooling584.8★ (102)13 mi
47Detroit Heating and Cooling Co.584.8★ (167)16 mi
48Elite Plumbing & Heating Inc584.8★ (76)12 mi
49Thomas Brothers HVAC Solutions584.7★ (15)4 mi
50Ahmed heating cooling llc585.0★ (70)13 mi

How we ranked emergency HVAC contractors in Shelby

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 Shelby: questions

Which HVAC contractors in Shelby are open 24/7?

25 on this list post 24/7 hours, including Randazzo Heating & Cooling, Andy's Statewide, Great Dane Heating, Cooling, Electrical, & Plumbing, Briarwood Heating & Cooling and A Plus Heating and Cooling, Inc..

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

Randazzo Heating & Cooling is #1, with a CR Score of 67 out of 100 on emergency weights.

How are emergency HVAC contractors in Shelby 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 Shelby

  1. October 2026: CR Scores recalculated for 571 hvac contractors serving Shelby.
  2. October 2026: 3 duplicate listings merged.

More emergency and heating and cooling pages