Best HVAC Contractors near Georgina, ON

2 of these companies are based in Georgina; the others serve Georgina from towns including Barrie (21 km), Innisfil (12 km) and Keswick (6 km).

10 open 24/7 · 13 open weekends · all 15 rated 4.5+ · 2 show a licence

Data verified October 18, 2026

Sarox Heating & Air Cond Inc

Sarox Heating & Air Cond Inc

4.7 20 reviews
“They came and fixed my mom's furnace, and the gentleman was very polite and courteous to my mom.”
Free consultationEmergency service
42 Virginia Blvd, 103 Stuart st
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Kanata Development Inc

Kanata Development Inc

5.0 10 reviews
“I 100% highly recommend to call Kanata Development when you need service, or installation of heating or cooling system !!”
The Queensway S
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Affordable Comfort

Affordable Comfort

4.9 143 reviews
“Floriano was polite, knowledgeable, thorough with the assessment and was able to pinpoint the condensation/moisture issue in our furnace.”
Coupons & offersFree consultationOpen 24 hoursFinancing
Barrie, ON · 21 km from Georgina
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A Plus Heating & Air Conditioning

A Plus Heating & Air Conditioning

4.9 141 reviews
“Appreciate the straightforward conduct and Excellent mannered service, so comforting to find a place where I'll be confident to call next time I need a service, or issue fixed.”
Free estimatesSame-day serviceServes BarrieBBB accreditedOpen 24 hours30+ years
Barrie, ON · 21 km from Georgina
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Lafontaine Mechanical

Lafontaine Mechanical

4.9 109 reviews
“Everything works well now and if a replacement is necessary, this company will definitely be my choice.”
Serves Barrie, Midland, MuskokaMaintenance plansOpen 24 hoursSince 2020
Barrie, ON · 21 km from Georgina
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Affordable Reliable Climate Control Mechanical

Affordable Reliable Climate Control Mechanical

5.0 93 reviews
“Brandon and Justin did a nice and clean install on our new to us AC unit.”
Coupons & offersSince 2013Serves Innisfil, Barrie +8Open 24 hoursLocally owned
Innisfil, ON · 12 km from Georgina
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The 15 companies listed for Georgina, ON handle furnaces and heat pumps in winter and the cooling side in summer. Profiles repeat what each firm publishes about hours, licensing and brands, with ratings and review quotes gathered from public reviews.

Area overview: Georgina, ON

The 15 companies on this page are rated from 4.7 to 5.0 across 4,942 reviews; 10 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (95%), responsiveness (81%) and quality (77%). The topics that come up most in reviews of the companies on this page are "price", "cleanliness" and "estimates". 10 are open around the clock; 13 are open on Saturdays and 12 on Sundays. The services the companies on this page list most often on their websites are air conditioners (3), water heaters (3), boilers (2), ductless mini splits (2) and furnaces (2). 2 show a licence on their websites. 2 have ten or more years of experience, the longest 30 years. 11 offer emergency call-outs; 3 offer financing or payment plans; 7 give free estimates; 4 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for 14 of the companies on this page; 13 publish a contact page; 10 list a public email and 5 take bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.

Why do some of these firms show another city?

2 of the 15 companies have an address in Georgina; the rest come from other towns within 25 km. Crews drive to the job, so the address matters less than whether they answer calls in your area in winter.

Heat and Cool Brothers Inc.

Heat and Cool Brothers Inc.

5.0 145 reviews
“Good knowledge and respect, thank you for install my new HVAC system”
Free estimates24/7 emergency serviceMaintenance plans
Keswick, ON · 6 km from Georgina
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Aire One Heating & Cooling

Aire One Heating & Cooling

4.9 125 reviews
“You have to love it when a company is responsive, on time, does quality work, follows through on the next steps and is professional.”
Coupons & offersFree estimatesServes Barrie, Simcoe CountyMaintenance plansOpen 24 hoursFamily-owned
Barrie, ON · 21 km from Georgina
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North Wind Hvac

North Wind Hvac

4.9 121 reviews
“Many issues with our ac and needed other companies to repair things as well but Alex worked with us and was always able to come back and ensure that he got our AC up and running for us !”
Free estimatesServes Barrie, Innisfil +2LicensedOpen 24 hoursFamily-owned
Innisfil, ON · 12 km from Georgina
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Georgian Home Comfort

Georgian Home Comfort

4.9 112 reviews
“!! Evan the sales representative was also kind, respectful, answered all my questions and went out of his way to come back to my house to tape around my humidifier on my furnace”
Since 2016Financing
Barrie, ON · 21 km from Georgina
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Doctor Appliance Heating & Cooling

Doctor Appliance Heating & Cooling

5.0 48 reviews
“We called Doctor Appliance and we were quite impressed at how quickly Avery (the owner) was able to come over and fix the problem.”
24/7 emergency service250+ clients servedServes Barrie, Innisfil +5
Barrie, ON · 21 km from Georgina
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PHD Plumbing and Drain Well Service

PHD Plumbing and Drain Well Service

4.9 46 reviews
“Guy showed up and told me he couldn't service my hot water tank due to its age and waived the quote.”
InsuredSince 2000Serves Beeton, Everett +7LicensedOpen 24 hours
Innisfil, ON · 12 km from Georgina
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David Brown Heating and Air Conditioning

David Brown Heating and Air Conditioning

5.0 104 reviews
“Our furnace broke on one of the hottest weeks and it was amazing how quickly he got the job done.”
Free consultation
COOKSTOWN, ON · 21 km from Georgina
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Keep Your Cool Heating and Air Conditioning

Keep Your Cool Heating and Air Conditioning

4.8 38 reviews
“From the first call to the job being completed Dan was very professional and very knowledgeable, parts we ordered and installed the next business day, reasonable price.”
Free estimatesLicensed & insuredServes Innisfil, Barrie, Bradford
10 km from Georgina
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RK Air Systems

RK Air Systems

5.0 31 reviews
“Also recommended them to my friends and they never disappointed no matter the task they've been given.”
Free consultationSince 2020Serves Barrie, Orillia +2Open 24 hours
Barrie, ON · 21 km from Georgina
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Why these companies made our list

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