Some of our top rated hvac contractors in Markham
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Providing top-quality HVAC installation services with Great Professional Technicians (GPT). We specialize in furnaces, boilers, heat pumps, ductless air-conditioners, tankless water heaters, and water tanks, ensuring comfort and efficiency. Trust us for reliable solutions and expert craftsmanship in every job we do!
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At Avenue Air Systems, we have been providing exceptional heating and cooling services to the Greater Toronto Area for over 25 years. Our commitment to outstanding service, quality products, and affordable prices has helped us earn a reputation as one of the leading HVAC contractors in the region. As personal climate experts, we take pride in our ability to keep homes and families healthy and comfortable all year round. Whether you need a new furnace, air conditioner, or indoor air quality system, or you're looking to repair your existing system, you can count on us to provide reliable and effective solutions. What sets us apart is not just our expertise in heating and cooling, but also our commitment to being your neighbours. We understand the importance of treating our customers with respect and honesty, and we make it our priority to deliver personalized service that meets your unique needs. At Avenue Air Systems, we believe that quality products and service should be affordable. That's why we work hard to keep our prices competitive without sacrificing the quality of our work or products. We want you to feel confident that you are getting the best value for your investment. Our team of experienced technicians is fully licensed and insured, and they are equipped with the latest tools and technology to ensure that your HVAC system is installed, maintained, or repaired correctly the first time around. Thank you for considering Avenue Air Systems for your heating and cooling needs. We look forward to the opportunity to serve you and provide you with the exceptional service, top-quality products, and the right price.
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Best of Awards 2025
HVAC system restorations, commercial and residential. Ductwork installations and repairs specialized in dryer exhaust systems. Investigating and providing solutions for any problem with your air quality. Ventilation(HVAC) issues, mould, VOCs, formaldehyde and other allergens, gases, home design deficiencies(moisture, insulation, thermal discomfort...) Blower door tests, HVAC diagnostics and testing, insulation checks
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Crafting Luxury Outdoor Spaces with Purpose and Precision At Epic Interlock & Landscape, we specialize in creating stunning, tailor-made outdoor environments that are as functional as they are breathtaking. From complete backyard resorts with pools and kitchens, to elegant patios, pavilions, and fire features — every project is a personalized collaboration. We take the time to understand your lifestyle, design preferences, and how you envision enjoying your space — whether that's entertaining, relaxing, or making memories with family. Then, we bring it all to life with thoughtful design, expert craftsmanship, and seamless project management. Our team is fully insured, highly skilled, and committed to delivering peace of mind with every build. We back our work with an industry-leading warranty so you can enjoy your investment for years to come. Our services include: Custom Backyard Resorts Inground Pools & Water Features Outdoor Kitchens & Living Spaces Patios & Walkways Cabanas, Pergolas & Pavilions Fire Pits & Fireplaces Landscape Lighting Let’s design your dream outdoor space — built to last and made to inspire.
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Best of the Best 2025- Best of Awards 2025
Specializing but not limited to kitchens, bathrooms and basements as well as interior and exterior residential painting. Our friendly and highly skilled team of contractors make transforming all your living spaces easy and affordable. Contact us today for all your home renovation needs.
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After years of dealing with technicians who lacked the expertise and care homeowners deserve, I decided to take matters into my own hands. What started as frustration became motivation—I earned my gas license and combined it with my engineering background to create an HVAC service built on honesty, professionalism, and real technical knowledge. Today, I help homeowners just like myself who are tired of inconsistent service and guesswork. My passion is ensuring every customer receives clear explanations, proper diagnostics, and reliable solutions from someone who truly understands how the system works. I don’t just fix heating and cooling systems—I help people feel confident and comfortable in their own homes.
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Proaire Systems Inc. can help you with your install or replace heating systems, install or replace airconditioning, install or replace solar pv panels, repair or maintain solar pv panels, install or replace floor heating, install or replace gas systems and pipes, install or replace boiler, repair or maintain boiler, repair or maintain floor heating, install or replace radiators, install or replace thermostats, repair or maintain airconditioning, repair or maintain heating system, install or replace ventilation system, install or replace heatpump, install solar water heater, repair or maintain heatpump, repair solar water heater, install or replace mist-generating system, install or replace cold room, install or replace whirlpool, spa and wellness, energy audit, clean air ducts & vents, install or repair water heaters, water or fuel tanks & air cleaners and humidifiers request in Ajax and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Proaire Systems Inc. now to discuss your needs and arrange a quote.
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ECRA # 7018475 Hello! I'm Moe Maya, Master Electrician and electrical contractor with a decade of hands-on experience serving both homes and businesses across Ontario. My expertise covers everything from electrical panel upgrades and outlet installations to complete lighting systems, commercial wiring, and diagnostic repairs. Whatever challenge you're facing—flickering lights, outdated wiring, or safety concerns, I am here to help with precise, regulation-compliant solutions that put your mind at ease. We treat every job with the utmost care, strictly adhering to the Ontario Electrical Code to guarantee your property's safety. I'm committed to making your electrical experience smooth and stress-free
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Founded in 2004, Dial 4 Duct specializes in cleaning and maintenance of ducts and ventilation system across eastern Ontario. Active in the residential, commercial and institutional sector, our team consist of professionals that operate in the field day to day. We offer a vary of products and services and emphasize on customer service.
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- Best of the Best 2022
- Best of Awards 2022
Northwest Gas is a fully licensed company specializing in sales, installation, servicing and repair of residential and commercial heating and air conditioning equipment.Servicing the GTA's heating and cooling needs since 1985. At Northwest Gas Ltd we build our reputation on providing dependable superior quality products and service to the consumer at competitive prices. Northwest Gas Ltd. operates in a professional manner and will treat your property with the respect it deserves.
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- Best of the Best 2023
- Best of Awards 2025
HVAC experts provide sales and service for all types of Furnaces/Air Conditioners/Heat Pump /Water Heaters/Insulation /Water treatment services/ energy rebates, and more
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🏗️ Welcome to Unity Mechanical Group— Your All-in-One Construction & Trades Group, we bring your vision to life with precision, reliability, and craftsmanship. As a full-service General Contracting company, we specialize in delivering seamless construction solutions—from ground-up builds to renovations and everything in between. But we don’t stop there. 💡 Electrical ❄️ HVAC 🚿 Plumbing We’re proud to offer expert-level services in HVAC, Electrical, and Plumbing, making us your one-stop shop for residential, commercial, and industrial projects. Whether it’s installing high-efficiency heating and cooling systems, wiring a new facility, or ensuring flawless plumbing infrastructure, our certified technicians and skilled tradespeople handle it all with unmatched professionalism. 🔧 Why Choose Us? • Licensed & insured professionals • Transparent pricing & timelines • Quality workmanship backed by warranties • Personalized service tailored to your project needs From blueprint to final inspection, we’re committed to excellence, safety, and customer satisfaction. Let us take the stress out of your next project—because when you work with Unity, you’re not just hiring a contractor, you’re partnering with a team that cares!
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Professional journeyman with great experience in the maintenance and repairs of buildings and home renovations. Good customer service satisfaction
