Some of our top rated hvac contractors in Thornhill, Ontario
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Best of Awards 2026
JG Contracting & Design Co. is a distinguished renovation business renowned for its commitment to excellence, innovation, and client satisfaction. With a focus on residential and commercial projects, our expert team of designers, contractors, and craftsmen transform spaces into stunning, functional environments that exceed expectations. We prioritize open communication and collaboration, working closely with clients to understand their vision, budget, and timeline. Our tailored approach ensures every project is executed with precision and attention to detail, resulting in renovations that are both aesthetically pleasing and practical. At JG Contracting, quality is paramount. We source premium materials and employ skilled professionals to deliver superior craftsmanship that stands the test of time. From concept to completion, we strive for transparency, integrity, and a seamless renovation experience. With a proven track record of success and a portfolio of satisfied clients, RenovateWise is the go-to choice for transformative renovations that elevate spaces and exceed expectations.
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Best of the Best 2025- Best of Awards 2026
DIMA PLUMBING is a licensed Master Plumber and OWWA Backflow Preventer with over 20 years of experience, bonded and insured After working with one of the leading plumbing companies in Toronto I’ve decided to run my own plumbing business to offer the same high quality of service at a more affordable price. Since every situation different, I provide a variety of services, tailored for your specific need and budget; new installations, repairs, or replacements of any kind such as drains, fixtures, water services and more. Your business and time is valued and you will be as informed as possible as per your options before any work is done so that your satisfaction is guaranteed. Estimates are free of charge.
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Trusted for quality renovations and handyman work across the GTA. I handle everything from painting, drywall, flooring, lighting, and minor electrical jobs to kitchen, bathroom, and basement renovations. Professional, reliable, and detail-focused — I make sure every project is done right the first time. 💬 Friendly service • 🔧 Skilled workmanship • 🕐 On time every time
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Best of Newly Listed 2025
ICare is an HVAC company comprised of industry veterans with a customer-focused culture that drives us to continuously improve and do the utmost for our customers. We always ask and listen so that we know best about your furnace and AC needs. With over a decade of HVAC experience, we know you want comfort without breaking the bank. From consultation to installation, and on every service call, ICare does it right, your home is in good hands with ICare Home Comfort Services. Our clients may be presented with a zero down payment, high-efficiency furnace or AC installed fast + rebates depending on what we get them approved for. Call us anytime for a quick price quote and rebate eligibility. 25% discount while energy rebates are available up to $5,000 for AC, Furnace, HEPA, and Tankless Water Heater. With the installation being key in this industry; all hired technicians have many years of experience in HVAC installation and good manners. The finished work will determine the quality. We offer 7-day, 24-hour service calls. Without a long waiting line, we will answer your question and arrange your service as fast as we can.
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At A-Plus Quality our goal is Total Customer Satisfaction Our company is considered one of the leaders in HVAC and Control for commercial, industrial and residential properties. We are Factory Authorized Carrier, American Standard, Lennox and Trane, Aprileair and Honeywell Dealers We hold Factory Awards with Carrier & American Standard All service technicians are fully licensed and trained. We are TSSA-approved and a member of HRAI for over 20 years.
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OUR OVER 15 YEARS EXPERIENCE IN AUTOMATION MAKE A RIGHT PLACE FOR YOU TO START YOUR JOURNEY TO SMART HOME. Make your home smart, and life simple Expert in design, install, setup and troubleshooting for: Security cameras Smart displays & Speakers Smart doorbells & Locks Smart lights, Switches & Plugs Smart thermostats Smart Garage Voice control Wi-Fi & Networking TV's & home theatres Central & Robot vacuums Smart curtains & blinds
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Woodbridge GTA ClimateCare has been providing heating and cooling solutions, plus duct and dryer vent cleaning to the Greater Toronto Area for over 50 years. At Woodbridge GTA ClimateCare, you and your home will get the respect you deserve from the moment we arrive, on time that is. We offer same day service, quality products, competitive prices, and licensed service technicians who are not only experts in heating and cooling solutions, but customer service as well! We realize that your furnace and air conditioner can break at any time of the day, which is why we offer 24 hour service, all day, every day!
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- Best of Awards 2026
Hoerner Heating & Plumbing is a locally-owned and operated business specializing in Plumbing, Hydronic heating, Drains, Furnaces, Heat Pumps and Air conditioning. Our expert team understands the importance of plumbing, heating, air conditioning, and drains. Our team is equipped with the knowledge to determine the best solution for your specific needs. We are trained professionals that excel in installing and maintaining hydronic heating systems, drains, plumbing, and heat pumps(air conditioning) offering you optimal comfort and energy efficiency. Count on us for top quality service in reliable hydronic heating that delivers exceptional warm-throughout your home. We are a fully insured and licensed Toronto plumbing and heating company. Hoerner Heating & Plumbing At Hoerner, there is an operator on Duty 24/7, so you will always speak with a live customer service person to communicate any of your issues with frozen pipe repairs, sump pump repairs, toilet repairs, faucet repair, drain repair, and any other emergencies. At Hoerner, the technician provides an upfront price option or options at your home before the work begins for work such as water heater install, heat pump/air conditioning install, drain install, and repipe install before they begin. At Hoerner, our trucks are well-stocked with plumbing and heating parts, often we can do it all with just one service call for a boiler repairs, water heater repairs, and radiator repairs. When Hoerner visits your home, we clean up after all our work like we were never there. Drain digs and Boiler installs require extensive clean up. Why we value the work we perform. Service and installation create a valuable role in increasing the value of the homes. The performance of all the equipment, and fixtures in the home creates a better quality of life.
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GTA Heating & A/C INC. is a trusted, Vaughan-based HVAC contractor specializing in gas and electric fireplaces, heat pump, water heater, tankless, boiler and in-floor heating, furnaces, air conditioners, BBQs, Air cleaner, humidifier, and refrigeration systems. Our mission is to deliver top-quality service and expert workmanship to every customer. Whether you need help installing or replacing a heating system, air conditioning unit, boiler, floor heating, gas lines, or thermostats—or if you're looking to repair or maintain any of these systems—we’re here to help. If you’re planning a new project or need a repair, just send us a message. We’ll be happy to assist and provide you with a detailed quote.
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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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Kcmil Electric has been powering homes and businesses for over 10 years. Our success is built on a foundation of service excellence, lasting customer relationships, and strong industry partnerships. Specializing in residential, commercial, and industrial sectors, we blend technical expertise with creative thinking, and innovative technologies to deliver the best results using the best products. Our commitment to safety goes beyond national standards—we employ only licensed, insured, and highly skilled electricians. The health and safety of our clients and team are paramount. At Kcmil Electric, we build lasting partnerships grounded in trust, integrity, and a relentless drive to exceed expectations. From precise wiring to state-of-the-art, energy-efficient systems, we ensure quality, speed, reliability, and long-term sustainability in every project.
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Specialize in Residential, Commercial, Industrial Heating and Cooling systems. Single Owner and Operator results in fair prices. Fully licensed TSSA Certified
- HVAC contractor in Thornhill, OntarioGet in touch
- Best of Awards 2021
We are open to serve you during the COVID-19. Fully prepared, COVID-19 ready and committed to serve you while your health and safety remain our top priority. **** We are reputable plumbing, waterproofing and underpinning company that offers top services and affordable prices that help you save money and guarantee quality results. We guarantee you Peace of Mind. We are family based business that works on independent basis therefore we are able to compete in prices and offer our customers non-beatable quotes. No high prices, no aggressive sales, no commission based contractors, and no pressure – it is our policy. Our company is an expert in all areas of plumbing (residential, high-end commercial & industrial), waterproofing (exterior & interior waterproofing), all foundation repairs, drain repairs, underpinning and basement lowering. Our wide range of services includes thorough diagnostics, camera inspections & no dig technologies – air lining pipe bursting, which save your landscape and provide clean results. If you require free estimate simply give us a call and our licensed technician will discuss your needs, work within your budget and offer an effective solution. Our job speaks for itself. Once you call us you will be worries free. Call today 647-408-3262 or 647-297-6947 We run our business with integrity and treat our customers with respect. We GUARANTEE YOU PEACE OF MIND at a fraction of the cost.
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We are a reliable and detail-oriented service provider with a strong focus on quality and customer satisfaction. With several years of hands-on experience, we take pride in delivering professional results on time and within budget. We believe in clear communication, honesty, and respect for our clients’ homes. Our goal is to make the process easy and stress-free while exceeding expectations. Contact us today for a free estimate — we’ll be happy to help.
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Welcome to HH Comfort Air. We're a Trusted Heating and Cooling HVAC Contractor and are based in Richmond Hill, Ontario. We provides complete HVAC Installation and maintenance services. Our contractors are experienced professionals, highly skilled, licensed and insured, fast & friendly and we have no hidden fees. Contact us today to schedule your appointment.
