Some of our top rated furnace repair services in Ajax
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Quality B O is a North York based HVAC contractor company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with install or replace heating systems, install or replace air-conditioning, install or replace gas systems and pipes, install or replace boiler, repair or maintain boiler, install or replace radiators, install or replace thermostats, repair or maintain air-conditioning, repair or maintain heating system, install or replace ventilation system, install or replace heat ump, install or repair water heaters, water tanks & air cleaners and humidifiers, message us so we can assist you and arrange a quote.
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Best of the Best 2025
Best of Awards 2025
Having launched in 2013, and since weathered numerous provincial policy and regulatory changes that have threatened the industry, Polaron has endured as the largest residential solar company in Canada—with over 12,500+ installs across the nation. Operating locally in British Columbia, Alberta, Ontario, Nova Scotia, and PEI, we offer all-inclusive packages that include design, financial planning, installation, and professional maintenance. Our dedicated team works tirelessly to ensure that each step of the process gets completed with care and precision. You get the best quality solar panel system as well as maximum savings, thanks to our innovative program that makes solar more affordable than ever.
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At HVAC ASAP, we understand that comfort isn’t just a luxury—it’s a necessity. Whether it’s the chill of a Canadian winter or the sweltering heat of summer, your HVAC system plays a critical role in keeping your home or business safe, comfortable, and energy-efficient. That’s where we come in. As a full-service heating, ventilation, and air conditioning company, HVAC ASAP is committed to delivering fast, reliable, and high-quality HVAC solutions across the Greater Toronto Area, including Aurora, Newmarket, Markham, Vaughan, and beyond. Our name says it all—ASAP means we respond quickly, diagnose problems efficiently, and deliver lasting results without delay. When HVAC issues arise, we know there’s no time to waste. That’s why our team of licensed, insured, and highly experienced technicians is always ready to jump into action, offering 24/7 emergency services, as well as scheduled maintenance, installations, and upgrades tailored to your specific needs. But we’re more than just a fast fix—we’re a trusted partner you can count on. HVAC ASAP believes in doing the job right the first time. We never cut corners, and we never push services or products you don’t need. Our transparent approach and focus on long-term customer satisfaction have earned us a solid reputation as one of the GTA’s most dependable HVAC providers. Whether you need a quick furnace repair, a brand-new air conditioner installation, or a full overhaul of your home’s ventilation system, our team brings the skills, tools, and experience to get it done right. We service all major makes and models, and we stay up to date with the latest HVAC technologies—so whether you’re going green with a high-efficiency upgrade or integrating smart thermostats for better control, we’ve got you covered.
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- Best of Awards 2019
A Plus Air Systems was established in 1990 as a complete solution to commercial and residential heating, ventilation, and air conditioning needs. A Plus Air Systems is currently one of the largest authorized Trane Dealers in Ontario, and have been serving our customers with high quality Trane products. We install and service our furnaces, air conditioners, heat pumps, air cleaners, boilers, tankless water heaters and backup gas generators in Great Toronto Area, Mississauga, Oakville, Burlington, Hamilton, and Niagara Falls.
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- Best of Awards 2026
MMS HVAC Heating & Cooling Services is your go-to for all your residential and commercial heating and cooling needs. Whether you’re looking for repair, maintenance, or installation services, our team of experienced technicians will provide you with personalized, professional services. Get the comfort you need and the quality you deserve.
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- Best of Awards 2021
Aviv Plumbing Inc. is a homegrown, owner-operated plumbing company based in Concord, Ontario, serving homeowners, property managers, and businesses across the Greater Toronto Area — including Toronto, Vaughan, Richmond Hill, Thornhill, Woodbridge, Maple, Mississauga, and Brampton. We're a local team, not a franchise or call centre, and we've built our reputation one job at a time right here in the communities we serve. Our licensed plumbers provide a full range of residential and commercial plumbing services across the GTA. We repair and replace leaky faucets, running toilets, clogged drains, burst pipes, and sewer backups. We handle water heater installation and replacement — including tankless water heaters — along with sump pump installation, backwater valve installation, and shut-off valve replacement. Our team installs and services kitchen and bathroom fixtures including sinks, faucets, toilets, bathtubs, and showers. We also connect and service dishwashers, washing machines, and other plumbing appliances throughout the home. For homeowners looking to prevent costly water damage, Aviv Plumbing is a certified Moen Flo installer, providing smart leak detection and automatic water shut-off systems that monitor your home's plumbing 24/7. On the commercial side, we partner with landlords, property managers, and business owners across the GTA to deliver responsive, professional plumbing service that keeps properties running and tenants satisfied. When you call Aviv Plumbing, you're getting a licensed, insured, owner-operated team that shows up on time, communicates clearly, and gets the job done right — the first time.
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- Best of Awards 2026
Best of Newly Listed 2022
Green Heating and Air Inc is a professional Heating, Ventilation, and Air Conditioning company. We are committed to the highest standards in maintenance, repairs, and installations for residential homes and commercial spaces in Ontario. We offer Furnace Repairs, and Heating and Cooling Repairs in GTA. Green Heating and Air Inc is a licensed and registered heating and air conditioning company that has been professionally serving Brampton, Mississauga, Caledon, Bolton, Oakville, Woodbridge, Vaughan, Maple, Richmond Hill, Markham, and Toronto. Qur Products all meet our high-quality standards from trusted brand names. We promote Trane, Rheem, Keeprite, Neapolitan, Goodman, Panasonic, Mitsubishi, LG, Rinnai, Noritz, Navien, Viessman, Triangle Tube, Honeywell, Emerson, Nest, Vanee and Weil McLain brands for the best quality and energy efficiency.
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TSSA licensed Technician. Extensive experience in the HVAC field, specializing in the installation and maintenance of heating and cooling systems. Efficient problem-solving！
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Karbo Legacy Contractors is a Scarborough based General contractor, Window Contractor, Kitchen Renovation Company, Handyman, Landscaping Company, Carpenter, Bathroom Renovation Company, Concrete Specialist, Garage Specialist, Condominium/Apartment Specialist, Interior decorator, HVAC contractor, Plumber, Tiler, Interior designer, Architect, Cabinet maker, Metal worker, Mason, Demolition company & Pool company company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with house renovation, install or renovate bathroom, install or renovate kitchen, build sunroom, extension, build garage, build or renovate basement, build pergola, gazebo or garden house, build carport, install or replace beam, install or repair lift/elevator, build shed, general contractor service, structural work for construction, build shelter or outbuilding, carpentry framing, install, repair or replace caulking & accessibility modifications, message us so we can assist you and arrange a quote.
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Introducing Professional E&M Services, Renovation with Interior Design Services: Reliable, Efficient, Reasonable and Affordable Hello! My name is Frankie, and I am a licensed Mechanic, with extensive experience in providing professional HVAC services. I also hold a Bachelor's degree in Building Services, adding a strong foundation in construction and system integration. Our diverse team includes experienced plumbers and an interior designer, allowing us to offer comprehensive renovation services for residential and commercial spaces. Our commitment is to deliver reliable, efficient, and affordable services that exceed customer expectations.
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Aurora Star Tech Inc. is your trusted provider of gas fitting and heating, ventilation, and air conditioning (HVAC) services in the Greater Toronto Area (GTA). As a HomeStars verified company, we uphold the highest standards of quality and service. From installations to repairs, our skilled technicians deliver reliable solutions tailored to your needs. Experience the Aurora Star Tech Inc. difference today for professional, efficient, and customer-focused service.
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We are proud to announce we do the best, fast and reliable service and install. we are expert in diagnostic and troubleshooting. knowledge and experience on big, complex units are BAY TECH HEATING AND COOLING INC uniqueness. give us a call at 647-309-0195.
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Gecko HVAC is a trusted heating and cooling company serving homeowners and businesses across the Greater Toronto Area. We specialize in professional installation, repair, and maintenance of air conditioners, furnaces, heat pumps, and indoor air quality systems. Our licensed and insured technicians focus on doing the job right the first time — delivering reliable comfort, honest recommendations, and transparent pricing with no surprises. Whether you need a quick repair, seasonal maintenance, or a full system upgrade, we’re here to help you stay comfortable year-round. ✔ Licensed & Insured ✔ Fast & Reliable Service ✔ Serving the GTA
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With over 14 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. Give us a call today! We look forward to working with you! Heating and Air conditioning, install and repair. New gas line install.
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Boiler Works Mechanical is a trusted hydronic heating contractor with over 20 years of combined experience serving homeowners, builders, and property managers. We specialize in boilers, snowmelt driveway systems, radiant in-floor heating, and iFLOW hydronic furnaces, delivering reliable comfort and safety all year long. We proudly serve clients within 300 kilometers of Toronto, reaching Hamilton in the west, Kingston in the east, and Barrie in the north. Our licensed and experienced team provides expert solutions for both residential and commercial projects. Our expertise includes high-efficiency condensing boilers, custom hydronic system design, precise installations, repairs, and ongoing maintenance. We use proven methods, high-quality materials, and careful attention to detail to ensure peak performance and long-term value. Homeowners and builders choose Boiler Works Mechanical for our clear communication, dependable service, and commitment to doing the job right. We believe that professional installation and proper maintenance are essential for energy efficiency, safety, and lasting comfort.
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Certified Master Plumber with 40 years experience. Residential, Commercial, Industrial Plumbing Experience.We do Job from small to BIG!!!
