93/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 1,559 Google reviews, open 24/7.
- 4.9★ from 1,559 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 55 Industrial Pkwy S, Aurora, ON L4G 3Y5
Best HVAC Contractors in Aurora, ON (2026)
737 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Aurora: Summers and Smith Cooling & Heating Limited, CR Score 93/100; 4.9★ from 1,559 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Reliance Heating, Air Conditioning & Plumbing, posts 24/7 hours; ranked #2 of 737.
- 5
Most-reviewed: Enercare, 11,186 Google reviews at 4.8★, the most of 737 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
737 Aurora HVAC contractors are ranked here by CR Score, from 8 published factors. 295 are open 24/7, 557 open Saturdays and 449 open Sundays, based on posted hours. The median Google rating is 4.9★ across 737 rated businesses.
Top 10 HVAC contractors in Aurora at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Summers and Smith Cooling & Heating Limited | 93 | 4.9★ (1,559) | Aurora | 24/7 | Overall |
| 2 | Reliance Heating, Air Conditioning & Plumbing | 92 | 4.9★ (10,870) | Richmond Hill, 18 km away | 24/7 | Emergencies |
| 3 | Enercare | 91 | 4.9★ (9,609) | Vaughan, 25 km away | 24/7 | — |
| 4 | Smile HVAC | 90 | 5.0★ (1,314) | Vaughan, 20 km away | 24/7 | — |
| 5 | Enercare | 89 | 4.8★ (11,186) | North York, 32 km away | 24/7 | Most reviews |
| 6 | Go Lime | 89 | 4.8★ (6,512) | North York, 28 km away | 24/7 | — |
| 7 | Bay Tech Heating and Cooling | 89 | 5.0★ (223) | Richmond Hill, 11 km away | 24/7 | — |
| 8 | 5 Stars hvac services | 89 | 5.0★ (391) | King, 17 km away | 24/7 | — |
| 9 | Reliance Heating, Air Conditioning & Plumbing | 89 | 4.7★ (9,158) | North York, 28 km away | 24/7 | — |
| 10 | Air Point Heating & Cooling | 89 | 5.0★ (431) | Vaughan, 19 km away | 24/7 | — |
The 737 best HVAC contractors in Aurora, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Richmond Hill, 18 km away
92/100CR ScoreRanked #2 because of its Google rating and availability: 4.9★ from 10,870 Google reviews, open 24/7.
- 4.9★ from 10,870 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 200 West Beaver Creek Rd Unit 1-7, Richmond Hill, ON L4B 1B4
#3 Enercare
Based in Vaughan, 25 km away
91/100CR ScoreRanked #3 because of its Google rating and availability: 4.9★ from 9,609 Google reviews, open 24/7.
- 4.9★ from 9,609 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 261 Trowers Rd, Vaughan, ON L4L 5Z8
#4 Smile HVAC
Based in Vaughan, 20 km away
90/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 1,314 Google reviews, open 24/7.
- 5.0★ from 1,314 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8540 Keele St Unit 41, Vaughan, ON L4K 2A6
#5 Enercare
Based in North York, 32 km away
89/100CR ScoreRanked #5 because of its Google rating and availability: 4.8★ from 11,186 Google reviews, open 24/7.
- 4.8★ from 11,186 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 37 Dufflaw Rd, North York, ON M6A 2W2
#6 Go Lime
Based in North York, 28 km away
89/100CR ScoreRanked #6 because of its Google rating and availability: 4.8★ from 6,512 Google reviews, open 24/7.
- 4.8★ from 6,512 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2225 Sheppard Ave E, North York, ON M2J 5C2
Based in Richmond Hill, 11 km away
89/100CR ScoreRanked #7 because of its Google rating and availability: 5.0★ from 223 Google reviews, open 24/7.
- 5.0★ from 223 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 23 Colesbrook Rd, Richmond Hill, ON L4S 0C6
Based in King, 17 km away
89/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 391 Google reviews, open 24/7.
- 5.0★ from 391 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 52 Convoy Crescent, Maple, ON L6A 3H3
Based in North York, 28 km away
89/100CR ScoreRanked #9 because of its Google rating and availability: 4.7★ from 9,158 Google reviews, open 24/7.
- 4.7★ from 9,158 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2 Lansing Square, North York, ON M2J 4P8
Based in Vaughan, 19 km away
89/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 431 Google reviews, open 24/7.
- 5.0★ from 431 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- Unit 16, 109 Fernstaff Ct Unit 22, Vaughan, ON L4K 3M1
#11 Black Forest
Based in East Gwillimbury, 11 km away
89/100CR ScoreRanked #11 because of its Google rating and availability: 4.8★ from 532 Google reviews, open 24/7.
- 4.8★ from 532 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 16 Mt Albert Rd, East Gwillimbury, ON L9N 1K4
Based in Newmarket, 9 km away
88/100CR ScoreRanked #12 because of its Google rating and availability: 4.9★ from 181 Google reviews, open 24/7.
- 4.9★ from 181 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1235 Journey's End Cir Unit #3, Newmarket, ON L3Y 8T7
Based in Markham, 22 km away
88/100CR ScoreRanked #13 because of its Google rating and availability: 4.9★ from 836 Google reviews, open 24/7.
- 4.9★ from 836 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1001 Denison St Unit 1-2, Markham, ON L3R 2Z6
Based in Richmond Hill, 18 km away
88/100CR ScoreRanked #14 because of its Google rating and availability: 4.9★ from 435 Google reviews, open 24/7.
- 4.9★ from 435 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 85 West Wilmot St #12, Richmond Hill, ON L4B 1K7
Based in Markham, 21 km away
88/100CR ScoreRanked #15 because of its Google rating and availability: 4.8★ from 1,319 Google reviews, open 24/7.
- 4.8★ from 1,319 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 570 Alden Rd, Markham, ON L3R 8N2
#16 HVAC Trust
Based in Richmond Hill, 19 km away
88/100CR ScoreRanked #16 because of its Google rating and availability: 4.9★ from 465 Google reviews, open 24/7.
- 4.9★ from 465 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 330 Hwy 7 Unit#305, Richmond Hill, ON L4B 3P8
Based in Scarborough, 31 km away
88/100CR ScoreRanked #17 because of its Google rating and availability: 4.8★ from 3,715 Google reviews, open 24/7.
- 4.8★ from 3,715 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1960 Ellesmere Rd Unit 6, Scarborough, ON M1P 3C2
Based in Vaughan, 24 km away
88/100CR ScoreRanked #18 because of its Google rating and availability: 4.8★ from 1,309 Google reviews, open 24/7.
- 4.8★ from 1,309 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 7581 Jane St., Units 10 & 11, Vaughan, ON L4K 1X3
Based in Vaughan, 17 km away
88/100CR ScoreRanked #19 because of its Google rating and availability: 4.9★ from 294 Google reviews, open 24/7.
- 4.9★ from 294 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 595 Cityview Blvd Unit #9, Woodbridge, ON L4H 3M7
Based in Markham, 21 km away
88/100CR ScoreRanked #20 because of its Google rating and availability: 5.0★ from 266 Google reviews, open 24/7.
- 5.0★ from 266 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 185 Riviera Dr Unit 9, Markham, ON L3R 5J6
Based in North York, 23 km away
87/100CR ScoreRanked #21 because of its Google rating and availability: 4.9★ from 529 Google reviews, open 24/7.
- 4.9★ from 529 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 588 Gordon Baker Rd #586, North York, ON M2H 3B4
Based in North York, 27 km away
87/100CR ScoreRanked #22 because of its Google rating and availability: 5.0★ from 464 Google reviews, open 24/7.
- 5.0★ from 464 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3983 Chesswood Dr, North York, ON M3J 2R8
Based in Markham, 23 km away
87/100CR ScoreRanked #23 because of its Google rating and availability: 5.0★ from 271 Google reviews, open 24/7.
- 5.0★ from 271 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 168 Steeles Ave E, Markham, ON L3T 1A5
#24 LG Home Comfort
Based in Vaughan, 20 km away
87/100CR ScoreRanked #24 because of its Google rating and availability: 4.6★ from 2,421 Google reviews, open 24/7.
- 4.6★ from 2,421 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 301 Bradwick Dr, Vaughan, ON L4K 1K5
Based in Markham, 22 km away
87/100CR ScoreRanked #25 because of its Google rating and availability: 4.9★ from 384 Google reviews, open 24/7.
- 4.9★ from 384 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 410 Hood Rd, Markham, ON L3R 3X2
HVAC contractors ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 737 ranked HVAC contractors here; the rest are on their profiles.
Also serving Aurora
20 more HVAC contractors within 40 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Air Care Quality Comfort | In Aurora | |
| Air Point Heating & Cooling | In Aurora | |
| Airdepot Heating &Cooling inc. | In Aurora | |
| Aurora Heating and Cooling | In Aurora | |
| Constant Home Comfort | 4.6★ (301) | 17 km |
| Enercare | In Aurora | |
| Enercare | 4.7★ (1,470) | 32 km |
| Expert HVAC Systems | In Aurora | |
| Flan Air | In Aurora | |
| GOLDEN PLUG AIR CONDITIONING INC. | In Aurora | |
| Hometech | In Aurora | |
| Mayfair Systems | In Aurora | |
| N K Combustion & Boiler Service | In Aurora | |
| Quantum air solution inc | In Aurora | |
| Salus Home Service HVAC | In Aurora | |
| Sigma Group, Heating & Cooling, Air Conditioning & Furnace & home renovation | In Aurora | |
| Solidcare Home Improvements | 4.8★ (207) | 21 km |
| TH Oliver Heating & Cooling | In Aurora | |
| Thermotech HVAC Services (Aurora Office) | In Aurora | |
| Tool Titans ltd | In Aurora |
How much do HVAC contractors cost in Aurora?
US national ranges converted to CAD, not adjusted for Aurora. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | CA$5,460 | CA$8,400 | CA$11,350 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
| Furnace replacement | CA$3,970 | CA$6,770 | CA$9,690 | Per system, installed; typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026) | October 2026 |
When to hire an HVAC contractor in Ontario
In Ontario, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
How we ranked Aurora HVAC contractors
We scored 737 Aurora HVAC contractors on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.
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 | In Aurora data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
HVAC contractors in Aurora: frequently asked questions
Who is the best HVAC contractor in Aurora?
By CR Score, the highest-ranked HVAC contractor in Aurora, ON is Summers and Smith Cooling & Heating Limited with a CR Score of 93/100. It has 4.9★ from 1,559 Google reviews. It is open 24/7. Reliance Heating, Air Conditioning & Plumbing (#2) and Enercare (#3) follow. We ranked 737 HVAC contractors on 8 factors, last updated October 22, 2026.
How many HVAC contractors are there in Aurora?
ContractorsRanked ranks 737 HVAC contractors serving Aurora, ON. 1 of them is based in Aurora; the rest serve it from nearby towns. Another 20 within 40 km are listed but not ranked yet. Counts are as of October 2026.
Which HVAC contractors in Aurora are open 24/7?
295 ranked HVAC contractors in Aurora post 24/7 hours. The highest-ranked are Summers and Smith Cooling & Heating Limited (#1), Reliance Heating, Air Conditioning & Plumbing (#2) and Enercare (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Aurora work on weekends?
557 of 737 ranked HVAC contractors post Saturday hours and 449 post Sunday hours. The highest-ranked open Saturdays are Summers and Smith Cooling & Heating Limited (#1), Reliance Heating, Air Conditioning & Plumbing (#2) and Enercare (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does ac replacement cost in Aurora?
AC replacement typically costs CA$5,460 to CA$11,350, with CA$8,400 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for Aurora. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Aurora HVAC contractors have?
The median Google rating among 737 rated HVAC contractors in Aurora is 4.9★, with a median of 32 reviews. Enercare has the most, 11,186 reviews, and ranks #5. We adjust ratings for review count, so a few five-star reviews cannot top the list.
When is the best time to hire an HVAC contractor in Aurora?
In Ontario, furnace and heat pump calls peak in the coldest winter weeks and AC calls in summer heat waves. Spring and fall are the easiest times to book maintenance or a replacement.
How does ContractorsRanked rank HVAC contractors?
Each HVAC contractor gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Update log for Aurora
- October 2026: CR Scores recalculated for 737 hvac contractors serving Aurora.
- October 2026: 1 duplicate listing merged.
More HVAC contractors and Aurora pages
HVAC contractors near Aurora
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