Top 50 of 119 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 Chelsea: Indoor Comfort Heating & Cooling, 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 | Indoor Comfort Heating & Cooling | 63 | 4.9★ (538) | Ann Arbor, 10 mi away | 24/7 |
| 2 | Lakeside Service Co. | 63 | 4.9★ (2,337) | Brighton, 21 mi away | 24/7 |
| 3 | Aspen One Hour | 63 | 4.9★ (2,515) | Jackson, 23 mi away | 24/7 |
| 4 | Mrs. Michael Plumbers, Electricians, and HVAC Technicians | 62 | 4.8★ (926) | Ann Arbor, 16 mi away | 24/7 |
| 5 | Vredevoogd Heating & Cooling | 62 | 5.0★ (941) | Jackson, 20 mi away | 24/7 |
| 6 | Accu-Temp Heating & Air Conditioning | 61 | 4.9★ (671) | Howell, 20 mi away | 24/7 |
| 7 | Swift Heating & Cooling LLC | 61 | 5.0★ (50) | Jackson, 4 mi away | 24/7 |
| 8 | Aire Serv of Southern Michigan | 61 | 4.8★ (467) | Jackson, 17 mi away | 24/7 |
| 9 | Haley Mechanical - Ann Arbor | 61 | 4.8★ (119) | Ann Arbor, 8 mi away | 24/7 |
| 10 | Haley Mechanical - Brighton | 61 | 4.9★ (374) | Brighton, 19 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.
#1Indoor Comfort Heating & Cooling
Open 24/7 · 4.9 from 538 Google reviews
Open 24/7 · 4.9 from 2,337 Google reviews
Open 24/7 · 4.9 from 2,515 Google reviews
#4Mrs. Michael Plumbers, Electricians, and HVAC Technicians
Open 24/7 · 4.8 from 926 Google reviews
#5Vredevoogd Heating & Cooling
Open 24/7 · 5.0 from 941 Google reviews
#6Accu-Temp Heating & Air Conditioning
Open 24/7 · 4.9 from 671 Google reviews
Open 24/7 · 5.0 from 50 Google reviews
#8Aire Serv of Southern Michigan
Open 24/7 · 4.8 from 467 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 119 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 538 Google reviews, listed on Google as “HVAC contractor”.
Based in Brighton, 21 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 2,337 Google reviews, listed on Google as “HVAC contractor”.
Based in Jackson, 23 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 2,515 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 16 mi away
Ranked #4 because of its Google rating and trade focus: 4.8★ from 926 Google reviews, listed on Google as “HVAC contractor”.
Based in Jackson, 20 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 941 Google reviews, listed on Google as “HVAC contractor”.
Based in Howell, 20 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 Jackson, 4 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “HVAC contractor”.
Based in Jackson, 17 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 467 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 8 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 119 Google reviews, listed on Google as “HVAC contractor”.
Based in Brighton, 19 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 374 Google reviews, listed on Google as “HVAC contractor”.
Based in Howell, 20 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 368 Google reviews, listed on Google as “HVAC contractor”.
Based in Howell, 21 mi away
Ranked #12 because of its Google rating and trade focus: 4.8★ from 512 Google reviews, listed on Google as “HVAC contractor”.
Based in Ypsilanti, 23 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 364 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 12 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 80 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 15 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 112 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 7 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “HVAC contractor”.
Based in Ypsilanti, 23 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 211 Google reviews, listed on Google as “HVAC contractor”.
Based in South Lyon, 20 mi away
Ranked #18 because of its Google rating and trade focus: 4.7★ from 180 Google reviews, listed on Google as “HVAC contractor”.
Based in Brighton, 21 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 138 Google reviews, listed on Google as “HVAC contractor”.
Based in Milford, 17 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 21 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 92 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 12 mi away
Ranked #22 because of its Google rating and trade focus: 4.2★ from 36 Google reviews, listed on Google as “HVAC contractor”.
Based in South Lyon, 19 mi away
Ranked #23 because of its Google rating and trade focus: 4.6★ from 69 Google reviews, listed on Google as “HVAC contractor”.
Based in Tecumseh, 23 mi away
Ranked #24 because of its Google rating and trade focus: 4.6★ from 128 Google reviews, listed on Google as “HVAC contractor”.
Based in Ann Arbor, 13 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 16 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.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Titan Plumbing Group | 56 | 4.9★ (2,038) | 21 mi |
| 27 | Williams Brothers AC and Heat | 56 | 4.9★ (16) | 16 mi |
| 28 | Riviance HVAC | 56 | 5.0★ (23) | 21 mi |
| 29 | One Hour Heating & Air Conditioning - Brighton, MI | 56 | 4.7★ (18) | 19 mi |
| 30 | M.A.N. Mechanical | 55 | 5.0★ (30) | 24 mi |
| 31 | Tomtek Inc | 55 | 4.5★ (26) | 20 mi |
| 32 | Dunrite Inc. | 55 | 4.2★ (10) | 15 mi |
| 33 | Air Comfort Pro | 55 | 5.0★ (14) | 22 mi |
| 34 | Universal | 55 | 4.8★ (19) | 23 mi |
| 35 | HVAC Comfort Inc of Howell | 54 | 5.0★ (10) | 21 mi |
| 36 | McGraw Mechanical | 54 | 4.3★ (12) | 20 mi |
| 37 | Design Comfort Co., Inc. | 54 | 4.6★ (11) | 21 mi |
| 38 | THE HVAC DOCTOR | 52 | 5.0★ (3) | 23 mi |
| 39 | Heating Services | 47 | 5.0★ (8) | 11 mi |
| 40 | AIG Heating & Cooling | 46 | 4.8★ (16) | 17 mi |
| 41 | Sherwood Heating | 46 | 5.0★ (12) | 17 mi |
| 42 | AAA Service Network | 45 | 4.8★ (2,657) | 17 mi |
| 43 | American Home Services | 43 | 4.6★ (11) | 22 mi |
| 44 | CMR Mechanical, LLC | 43 | 4.9★ (142) | 7 mi |
| 45 | Brumley Heating & Cooling | 43 | 3.2★ (24) | 21 mi |
| 46 | Dominion Service Company | 43 | 5.0★ (684) | 21 mi |
| 47 | Fry Heating, Cooling & Plumbing | 42 | 4.9★ (216) | 16 mi |
| 48 | Service Control | 41 | 3.3★ (6) | 23 mi |
| 49 | Heinanen Engineering, Inc. | 41 | 4.9★ (328) | 21 mi |
| 50 | Koch & White Inc | 41 | 4.5★ (162) | 13 mi |
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 |