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Emergency HVAC Contractors in Howell, MI (2026)

Top 50 of 138 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 Howell: Mrs. Michael Plumbers, Electricians, and HVAC Technicians, 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 Howell at a glance

Top emergency HVAC contractors in Howell at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Mrs. Michael Plumbers, Electricians, and HVAC Technicians684.7★ (2,618)Howell24/7
2Accu-Temp Heating & Air Conditioning664.9★ (671)Howell24/7
3Lakeside Service Co.664.9★ (2,337)Brighton, 10 mi away24/7
4Vredevoogd Heating & Cooling665.0★ (368)Howell24/7
5Weathervane Heating and Cooling654.8★ (512)Howell24/7
6Robin Aire Service Company634.9★ (2,591)Wixom, 22 mi away24/7
7Haley Mechanical - Brighton634.9★ (374)Brighton, 10 mi away24/7
8Titan Plumbing Group624.9★ (2,038)Howell24/7
9Matheson Heating Air Plumbing624.9★ (1,350)Milford, 23 mi away24/7
10Great Lakes Comfort615.0★ (30)Howell24/7

Call an emergency HVAC contractor in Howell 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 Howell, 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 138 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 Lakeside Service Co.

    Based in Brighton, 10 mi away

    66/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.9★ from 2,337 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 2,337 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4367 S Old US Hwy 23, Brighton, MI 48114
    View profile for Lakeside Service Co.(810) 227-2719

  11. #11 Tomtek Inc

    Based in Howell

    60/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.5★ from 26 Google reviews, listed on Google as “HVAC contractor”.

    • 4.5★ from 26 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    627 Dearborn St, Howell, MI 48843
    View profile for Tomtek Inc(517) 546-0357

  12. #12 Universal

    Based in Howell

    60/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 19 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1361 Hoskins Dr, Howell, MI 48855
    View profile for Universal(248) 346-4262

  13. #13 Hi-Tech, Inc.

    Based in Milford, 18 mi away

    60/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.9★ from 271 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 271 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3224 S Duck Lake Rd, Highland Township, MI 48356
    View profile for Hi-Tech, Inc.(248) 842-2162

  16. #16 Osburn Services Inc

    Based in Milford, 19 mi away

    60/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 280 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 280 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2530 E Buno Rd, Milford, MI 48381
    View profile for Osburn Services Inc(866) 381-6193

  19. #19 Rolls Mechanical

    Based in Fenton, 18 mi away

    60/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.9★ from 178 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 178 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1490 Torrey Rd D, Fenton, MI 48430
    View profile for Rolls Mechanical(810) 629-7752

  25. #25 Rightemp

    Based in Milford, 25 mi away

    58/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.9★ from 192 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 192 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3214 Old Farm Ln, Commerce Charter Twp, MI 48390
    View profile for Rightemp(248) 668-1247

Top 50 of 138 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 Howell, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Staley's Plumbing Heating and Air Conditioning585.0★ (75)20 mi
27Absotemp Climate Control Inc.584.6★ (191)22 mi
28Haley Mechanical - Ann Arbor584.8★ (119)22 mi
29Tankless Pros, LLC - Rinnai Tankless Water Heater & Tankless Boiler Specialists574.9★ (105)24 mi
30Hauser574.6★ (69)19 mi
31Lashbrook Mechanical574.9★ (80)23 mi
32Design Comfort Co., Inc.574.6★ (11)10 mi
33Swift Heating & Cooling LLC565.0★ (50)25 mi
34McGraw Mechanical564.3★ (12)15 mi
35Home Run Mechanical554.8★ (22)21 mi
36BC Ten Air544.6★ (9)19 mi
37Power Vac of Michigan544.2★ (33)24 mi
38Williams Brothers AC and Heat544.9★ (16)24 mi
39Complete Comfort Heating & AC534.2★ (14)24 mi
40RT HVAC LLC535.0★ (6)22 mi
41Polar Bear Heating & AC533.4★ (49)24 mi
42Phoenix Refrigeration534.8★ (4)22 mi
43AIG Heating & Cooling494.8★ (16)8 mi
44Service Control483.3★ (6)In Howell
45AAA Service Network464.8★ (2,657)13 mi
46Dominion Service Company455.0★ (684)10 mi
47Applegate Home Comfort454.8★ (162)In Howell
48Dee Cramer444.3★ (44)25 mi
49Brumley Heating & Cooling443.2★ (24)17 mi
50True Comfort445.0★ (62)In Howell

How we ranked emergency HVAC contractors in Howell

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 Howell: questions

Which HVAC contractors in Howell are open 24/7?

25 on this list post 24/7 hours, including Mrs. Michael Plumbers, Electricians, and HVAC Technicians, Accu-Temp Heating & Air Conditioning, Lakeside Service Co., Vredevoogd Heating & Cooling and Weathervane Heating and Cooling.

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

Mrs. Michael Plumbers, Electricians, and HVAC Technicians is #1, with a CR Score of 68 out of 100 on emergency weights.

How are emergency HVAC contractors in Howell 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 Howell

  1. October 2026: CR Scores recalculated for 138 hvac contractors serving Howell.

More emergency and heating and cooling pages