Some of our top rated boiler repair specialists in Thornhill, Ontario
Sort by:
- Get in touch
Best of Awards 2026
My company serves Heating ,cooling gas piping and fireplace.waterheater boiler tankless waterheater humidifier Installation and repairing.
- Get in touch
Best of Newly Listed 2025
Welcome to ProWise Services, your trusted local contractor and dealer of leading HVAC brands in the GTA. We cover the most popular brands, including Lennox, Carrier, Goodman, American Standard, Mitsubishi, Senville, Gree, A.O. Smith, Rinnai, Rheem, GSW, and John Wood. With years of experience in the industry, we are committed to delivering exceptional service and top-quality products to our clients. Our team of certified professionals is dedicated to providing personalized solutions that meet your unique heating, ventilation, and air conditioning needs. All of our installations come with at least a one-year labour warranty in addition to the manufacturer’s parts warranty. We also offer extended labour warranties of up to 10 years for the peace of mind of our customers. We walk you through the selection process, ensuring you find the most efficient and cost-effective options available. We provide extensive information on each appliance to facilitate your purchase. Simple explanations of features, product comparison, user reviews, and transparency help you make an informed decision and have a pleasant purchasing experience. At ProWise, we understand the significance of affordability while maintaining high quality. That’s why we offer price matching, so you can rest assured you’re getting the best value for your investment. Additionally, we provide financing options that allow our customers to pay monthly for up to 240 months. Your comfort and satisfaction are our highest priorities. We aim to exceed your expectations with every project. Choose us for reliable services, expert advice, and a seamless experience from start to finish.
- Get in touch
Consumers Energy Management offers following services: Furnace and Air Conditioner Repair, HVAC Maintenance, Water Softeners, Sales and Service. We also offer following services: Heating and Cooling Protection Plans, Duct Cleaning, Attic Insulation, Home Inspection.
- Boiler repair specialist in Thornhill, OntarioGet in touch
- Best of Awards 2026
“Home Comfort and Energy Saving Expert” “Take your home comfort to the next level and control your utility bill at reasonable level” is our goal from the first day we start our business. Installation - Service - Maintenance Residential, Commercial and Industrial HVAC Equipment AUTHORIZED DEALERS FOR PREMIUM BRANDS : CARRIER, VIESSMANN, Slant-Fin, Weil Mclain, NTI, Rinnai, NAVIEN, MITSUBISHI, Fujitsu We service all the brands: Carrier Furnace, Carrier Air Conditioner, Lennox Furnace, Lennox Air conditioner, Trane furnace & Trane Air Conditioner, Amana furnace & Amana Air Conditioner, Goodman furnace & Goodman Air Conditioner, Bryant furnace & Bryant Air conditioner, York Furnace & York Air conditioner Coleman Furnace & Air Conditioner Keeprite Furnace & Keeprite Air Conditioner Rheem Furnace & Rheem Air Conditioner American Standard Furnace & Air conditioner Viessmann Boiler, Slant-Fin Boiler, Weil Mclain Boiler, NTI Boiler, Humidifier. Air Cleaner. Duct Work System.Furnace & Air Conditioner Replacement, Installation. Furnace Rebate. O.P.A Rebate. Enbridge Rebate Enbridge red tag correction, gas leak repairs
- Get in touch
With over 6 years of experience, we provide professional HVAC services across Toronto and the GTA, serving both residential and commercial clients. Our expertise includes HVAC systems, ductwork, furnaces, air conditioners, gas appliances, ventilation, and full project management. We also specialize in gas BBQs, brick BBQs, and custom home installations. Whether it’s a new build or a retrofit, we deliver reliable, high-quality solutions tailored to your space and needs.
- Get in touch
R.M.S HEATING&COOLING. Owner of company, with approximately 40 years of experience, specializes in the installation and systematic setup of heating and cooling systems. We are ready to providing services the fields of ,furnace, hot water tank, tankless hot water, boiler, air handler unit, heat pumps unit, rooftop unit, gas piping, fireplace, commercial unit heater. WE OFFER 1 YEAR LABOUR GARANTEE AND MANUFACTURER PART GARANTEE Due to our experience and in-depth knowledge of equipment procurement, we can compare different brands and offer you the best service at the most reasonable price, tailored to your specific needs. Give us a try—you won’t regret it! Our experience is our winning advantage.
- Get in touch
Alfa Mechanical 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 Markham and its surrounding cities. They’re at your disposal to listen and assist you in all your projects. Get in touch with Alfa Mechanical Inc. now to discuss your needs and arrange a quote.
- Get in touch
Best of the Best 2025- Best of Awards 2026
At Maple Air, we redefine excellence in the HVAC industry by prioritizing "Quality Service" to create a comfortable haven for you and your loved ones. Specializing in the installation, repair, and maintenance of heating, cooling, and electrical systems, we serve both residential and commercial spaces with expertise and precision. Our comprehensive services include furnace and air conditioning repairs, heat pump and ductless system installations, and water heater solutions (tank and tankless). We also offer boiler servicing, programmable thermostats, indoor air quality solutions, and full ventilation and ductwork services. Additionally, we provide gas piping for BBQs and stoves, fireplace installations, and a variety of electrical services such as wiring, lighting installations, and circuit upgrades to keep your home and business safe and efficient. With Maple Care, our maintenance and protection plan, we ensure your systems are always running at their best. Choose Maple Air for a seamless HVAC and electrical experience that exceeds expectations, delivering optimal comfort and transforming your home into a true retreat.
- Get in touch
Richmond Mechanical is excited to use our expertise to solve all your HVAC needs. We will explain the process of your repair, keep you up-to-date on the fixes, and be respectful of your home while performing the repair. Let us know what you need, we can't wait to help.
- Get in touch
Reliable and highly skilled HVAC technician experienced in installing, diagnosing, repairing and maintaining various types of heating and air conditioning systems. Committed to following all standard operating procedures within a highly regulated environment to ensure the best possible outcome. Dedicated and customer service-oriented. I have been in this field since 2016. Education: G3&G2 (Gas technician ) Residential Air Conditioning System Mechanic (313D) Ozone Depletion prevention ( ODP) Fully insured
- Get in touch
Affordable plumbing services to homes and businesses across the Greater Toronto Area. Whether it's a leaky faucet, a clogged drain, or a major pipe repair, our experienced team is here to help with fast and efficient solutions. Why Choose Plumbing GTA? Experienced Professionals: Our licensed and skilled plumbers have years of experience handling all types of plumbing issues. Prompt Service: We understand that plumbing emergencies can’t wait, so we offer same-day service and 24/7 emergency support. Transparent Pricing: No hidden fees, just upfront and honest pricing. We provide free estimates before any work begins. Customer Satisfaction: We take pride in our work and guarantee 100% satisfaction on every job we complete. Trust Plumbing GTA for all your plumbing needs. Call us today and experience quality service you can depend on! Our instagarm: @plumbinggta Plumbing GTA – Your Trusted Local Plumbers in the Greater Toronto Area
- Boiler repair specialist in Thornhill, OntarioGet in touch
- Best of Newly Listed 2025
Hello, My name is Louie Torrone, owner and operator of Consumers Choice Heating Cooling Inc. We are a full service residential and light commercial HVAC company that specializes in installation, service, and repairs. We also provide a complete hvac installation for renovations and new home construction. If you're looking for a knowledgeable and reliable Hvac company for your next project, please call or email at your earliest convenience. Thank you, Louie Torrone Owner / Operator Consumers Choice Heating and Cooling Inc. LIVE LIFE WITH COMFORT
- Boiler repair specialist in Thornhill, OntarioGet in touch
- Best of the Best 2023
- Best of Awards 2023
HARGRAVE HEATING & AIR CONDITIONING "With Hargrave, you can rest easy with our transparent and reliable service, because we care!" Providing 24/7 emergency and scheduled services to keep your home or business running comfortably. Our Licensed Experts specialize in furnace repair, air conditioning repair, and routine maintenance for all makes and models. Proudly based in Markham, Ontario, Canada, we serve York Region, Durham Region and the GTA Call us today or visit our website to experience fast, reliable service from a team that puts your comfort first.
- Get in touch
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.
- Get in touch
With over 30 years of hands-on experience in the trades, I’ve built a reputation for quality, reliability, and honest work. My background includes a wide range of residential and commercial projects — from HVAC installation and service to general home repairs and renovations. I’ve worked with homeowners, contractors, and businesses, always bringing a strong attention to detail and a commitment to getting the job done right. I’m based in [Your City], and I proudly serve surrounding areas including [List nearby towns or regions]. Whether you’re in the city or a bit outside, I’m willing to travel to ensure my clients get the help they need. My skill set includes: • HVAC installation, maintenance, and troubleshooting • Electrical and plumbing repairs • Appliance installation and service • Home renovations and general carpentry • Diagnosing and solving complex technical issues • Excellent communication and customer service What sets me apart is my dedication to treating every home like it’s my own. I take pride in being dependable, respectful, and transparent with every job — no cutting corners, no surprises. My goal is always to leave my clients feeling confident in the work I’ve done and satisfied with the service they’ve
- Get in touch
At Homev Construction, we specialize in high-quality home renovations, structural projects, basement finishing, home extensions, and full project management across the GTA. From kitchen and bathroom remodels to wall removals and major structural work, we deliver reliable workmanship with a focus on transparency, timelines, and client satisfaction. With a strong network of trusted trades and years of hands-on experience, we ensure every project is completed safely, professionally, and with exceptional attention to detail. Whether you’re upgrading your current space or building a new extension, Homev Construction is committed to bringing your vision to life—on time and on budget.
