Top 50 of 350 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.
#1 for emergency heating and cooling in Whitmore Lake: Lakeside Service Co., open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Lakeside Service Co. | 64 | 4.9★ (2,337) | Brighton, 7 mi away | 24/7 |
| 2 | Robin Aire Service Company | 63 | 4.9★ (2,591) | Wixom, 12 mi away | 24/7 |
| 3 | Mrs. Michael Plumbers, Electricians, and HVAC Technicians | 62 | 4.7★ (2,618) | Howell, 13 mi away | 24/7 |
| 4 | Haley Mechanical - Brighton | 62 | 4.9★ (374) | Brighton, 6 mi away | 24/7 |
| 5 | Randazzo Heating & Cooling | 61 | 4.9★ (1,580) | Farmington Hills, 17 mi away | 24/7 |
| 6 | Accu-Temp Heating & Air Conditioning | 61 | 4.9★ (671) | Howell, 12 mi away | 24/7 |
| 7 | Indoor Comfort Heating & Cooling | 61 | 4.9★ (538) | Ann Arbor, 11 mi away | 24/7 |
| 8 | South Lyon Heating And Cooling | 61 | 4.7★ (180) | South Lyon, 4 mi away | 24/7 |
| 9 | Matheson Heating Air Plumbing | 61 | 4.9★ (1,350) | Milford, 17 mi away | 24/7 |
| 10 | Crain Heating and Cooling | 61 | 4.9★ (1,422) | Livonia, 17 mi away | 24/7 |
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.
Open 24/7 · 4.9 from 2,337 Google reviews
Open 24/7 · 4.9 from 2,591 Google reviews
#3Mrs. Michael Plumbers, Electricians, and HVAC Technicians
Open 24/7 · 4.7 from 2,618 Google reviews
Open 24/7 · 4.9 from 374 Google reviews
Open 24/7 · 4.9 from 1,580 Google reviews
#6Accu-Temp Heating & Air Conditioning
Open 24/7 · 4.9 from 671 Google reviews
#7Indoor Comfort Heating & Cooling
Open 24/7 · 4.9 from 538 Google reviews
#8South Lyon Heating And Cooling
Open 24/7 · 4.7 from 180 Google reviews
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 350 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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 2,337 Google reviews, listed on Google as “HVAC contractor”.
Based in Wixom, 12 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 2,591 Google reviews, listed on Google as “HVAC contractor”.
Based in Howell, 13 mi away
Ranked #3 because of its Google rating and trade focus: 4.7★ from 2,618 Google reviews, listed on Google as “HVAC contractor”.
Based in Brighton, 6 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 374 Google reviews, listed on Google as “HVAC contractor”.
Based in Farmington Hills, 17 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 1,580 Google reviews, listed on Google as “HVAC contractor”.
Based in Howell, 12 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 671 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 11 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 538 Google reviews, listed on Google as “HVAC contractor”.
Based in South Lyon, 4 mi away
Ranked #8 because of its Google rating and trade focus: 4.7★ from 180 Google reviews, listed on Google as “HVAC contractor”.
Based in Milford, 17 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 1,350 Google reviews, listed on Google as “HVAC contractor”.
Based in Livonia, 17 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 1,422 Google reviews, listed on Google as “HVAC contractor”.
Based in Brighton, 6 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 138 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 15 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 926 Google reviews, listed on Google as “HVAC contractor”.
Based in Southfield, 24 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 5,322 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 6 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 92 Google reviews, listed on Google as “HVAC contractor”.
Based in Howell, 15 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 368 Google reviews, listed on Google as “HVAC contractor”.
Based in Milford, 12 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 280 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 19 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 746 Google reviews, listed on Google as “HVAC contractor”.
Based in Livonia, 20 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 1,199 Google reviews, listed on Google as “HVAC contractor”.
Based in Novi, 14 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 270 Google reviews, listed on Google as “HVAC contractor”.
Based in Ypsilanti, 16 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 364 Google reviews, listed on Google as “HVAC contractor”.
Based in South Lyon, 4 mi away
Ranked #21 because of its Google rating and trade focus: 4.6★ from 69 Google reviews, listed on Google as “HVAC contractor”.
Based in Milford, 15 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 271 Google reviews, listed on Google as “HVAC contractor”.
Based in Howell, 17 mi away
Ranked #23 because of its Google rating and trade focus: 4.8★ from 512 Google reviews, listed on Google as “HVAC contractor”.
Based in Milford, 7 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “HVAC contractor”.
Based in Westland, 18 mi away
Ranked #25 because of its Google rating and trade focus: 4.7★ from 820 Google reviews, listed on Google as “HVAC contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
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.
| Factor | Weight | Computed from |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |