Some of our top rated boiler repair specialists in Mississauga
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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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Best of Awards 2026
Best of Newly Listed 2025
We are your go-to experts for all things HVAC. Whether you need installation, service, or repair, we've got you covered. From furnaces to air conditioning, heat pumps to tankless water heaters, and everything in between, we ensure your home stays comfortable all year round. Our services also include mini-split systems, traditional water heaters, and top-of-the-line water and air filtration systems. Trust us for quality workmanship and superior service. **Please note that unfortunately we do not service condos/apartments buildings at this time.
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"Reliable and detail-oriented handyman specializing in general home repairs and electrical upgrades. Whether you need light fixtures replaced, outlets updated, smart home devices installed, or everyday household maintenance tackled, I prioritize safety, efficiency, and clean work. Proudly helping local homeowners check off their to-do lists with quality results they can trust!"
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Deetay can help you with your install garden or outdoor lighting, install sprinkler system, yard design / landscaping, pave outdoor and garden, install fence, build pergola, gazebo or garden house, yard maintenance, install or renovate swimming pool, install or maintain pond, lay lawn or sow grass, level or excavate soil, install or replace water fountain, landscape curbing, winter services and snow removal, brick and stone flatwork repair & soil, sand, mulch, or rock delivery request in Mississauga and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Deetay now to discuss your needs and arrange a quote.
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At Optimus Mechanical , we take pride in providing reliable, honest, and high-quality HVAC services across the GTA and surrounding areas. Whether you need a new furnace, air conditioner, heat pump, water heater, ductwork installation, or gas line repair, our licensed technicians deliver top-notch workmanship and friendly customer service every time. We understand that comfort and safety come first — that’s why we use the latest tools, follow Ontario Building Code standards, and offer energy-efficient solutions that save you money year-round. From residential upgrades to commercial systems, we handle every job with care and precision.
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CSM Services is a Mississauga based HVAC contractor, Plumber, Appliance repair specialist, Fireplace and BBQ Specialist, Refrigeration specialist, Kitchen Renovation Company, Electrician, General contractor, Roofing specialist & Mason 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 gas systems and pipes, repair or maintain heating system, install or replace household appliances, install or renovate fireplace, install or repair water heaters & install bbq, message us so we can assist you and arrange a quote.
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Ask yourself when was the last time a technician gave you a print out of your combustion analysis or posted it on your furnace? If you’re not testing your guessing. Equipment these days doesn’t last longer than 10 years and everyone says they don’t make them like they used to… wrong, it’s not installed and commissioned properly, if it was they can last a lifetime. What you get with us is: Combustion Analysis for proper fuel combustion, airflow adjustment and static pressure test, both intake and exhaust piping, testing port on flue pipe, neutralizer, surge protector and proper gas sizing for upgrades to tankless which is imperative to proper operation. Look at any other ad and you won’t see any of the things listed. 1 year full parts and labour warranty followed by manufacturer warranty and free maintenance on your furnace and air conditioner after one year even if your only get one unit. Get it done right because you can never fix the damage done once a unit starts up miscalibrated. We only install top of the line modulating, variable speed furnaces, quietest and most efficient on the market.
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DGN heating and cooling inc.(DGN HVAC) is a Canadian HVAC company founded in 2020. With a family-run approach, DGN HVAC brings a personal touch to every customer interaction, treating each home as if it were our own. We specialize in installation and repair services for residential and commercial HVAC systems, including Heat Pump, Furnaces, Air Conditioners, Hot Water Tanks, Tankless Water Heaters, and Water Purification products. Our commitment is customer satisfaction.
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At Maple Leaf Home Solutions, we may be a newer company—just 1 year in business—but our team brings over 15 years of hands-on experience in the HVAC industry. We’ve worked on a wide range of residential and commercial projects, from simple home furnace repairs to full heating and cooling system installations in large buildings. We proudly serve Mississauga and surrounding areas, offering reliable and efficient HVAC solutions tailored to your needs. Our expertise includes heating and cooling system installation, maintenance, repairs, ductwork, and energy-efficient upgrades. What sets us apart is our commitment to quality, honesty, and customer satisfaction. We treat every home like it’s our own, and we never cut corners. With deep knowledge of HVAC systems, industry certifications, and a true passion for the trade, we make sure the job is done right the first time. Choose us for your next HVAC project and experience friendly service, expert advice, and dependable results. We’re not just here to fix a problem—we’re here to build trust and keep your home comfortable year-round.
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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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Best of the Best 2025- Best of Awards 2026
Maydone HVAC and Appliance Repair is a Professional HVAC and Appliance Repair and Installation Service! Same Day Service offering a free diagnosis with repair! You can get it done fast or schedule a visit in the most suitable time for you. GET $30 off your first Repair with us! Enjoy your valuable time with what matters the most while we are taking care of your appliances.
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CERTIFIED LOCAL COMPANY IN BRAMPTON FOR HEATING AND COOLING Nutech Air System is your local expert available 24/7 for your home comfort and safety. We are certified and registered heating, ventilation & air conditioning professional company and serving quality service in Brampton, Toronto, Mississauga, Vaughan, Caledon, Bolton, Richmond Hill, Markham and all around GTA for last fifteen years. Our certified team is dedicated to provide efficient & professional service to keep your home at comfort. Our certified and reliable service technicians are experts in tune-up, maintenance, repair and installation of all trusted brand furnaces, air conditioners, air handlers and inside air quality equipment’s such as Carrier, Goodman, Keeprite, Trane, Lennox, Rinnai, York, Rheem for energy efficiency. Our skilled professionals just minutes away, whether you’re in need of a furnace repair in the middle of a blizzard or our air conditioning services throughout the summer. WHY NUTECH? Nutech Air System is HRAI member, WSIB insured, TSSA certified and available 24/7 whenever you need and provides professional repairs of all makes and models of heating and cooling systems, we do it all. We also offer rebate and energy benefit and various solutions to lower your heating and cooling expenses without losing your comfort. In addition, all of our work is 100% guarantee for a full year. That’s why we say “Value and Reliable Service” Guaranteed. WE RENT WATER HEATERS
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With over 10 years of experience in the HVAC industry, we proudly serve the Greater Toronto Area and surrounding cities, delivering reliable, high-quality residential and commercial HVAC services. Whether you’re a homeowner, builder, or business owner, we’re here to ensure your indoor comfort year-round. Our services include: • Furnace & Air Conditioner Installation and Repair • Water Heater Services • Gas Line Installation • Duct Work and Ventilation • Custom Home HVAC Design and Installation • Commercial HVAC Installations, Repairs & Maintenance We’re committed to excellence, safety, and customer satisfaction. Whether it’s a single-family home, a custom build, or a large commercial project, we bring the experience and dedication needed to get the job done right. Contact us today to schedule a consultation or request a quote. Your comfort is our priority.
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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.
