Some of our top rated hvac contractors in Alliston
Sort by:
- Get in touch
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
- Get in touch
We are a trusted HVAC company serving Brampton and the surrounding area, specializing in residential and commercial heating and cooling solutions. Our services include professional installation, repair, and maintenance of air conditioning systems, furnaces, and complete HVAC systems. We focus on delivering reliable, energy-efficient solutions tailored to each property, whether it's a home, office, or commercial space. From new system installations to urgent repairs, we provide honest recommendations, quality workmanship, and fast, dependable service. With a strong focus on customer satisfaction, we ensure every job is completed properly the first time. Contact us today for a quote or to schedule service.
- Get in touch
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.
- HVAC contractor in AllistonGet in touch
- Best of the Best 2025
- Best of Awards 2025
As professional contractors with 3 generations of Foundation Restoration and Waterproofing Professionals we know that every project is unique, due to seasonal factors such as rain and snowmelt combined with soil type surrounding youre foundation. Our goal is to find the optimal solution to any foundation repair, waterproofing project and related property damage you may be experiencing due to excess water flow. We are professional contractors that deal with restoration issues every day. Rest assured you are in good hands with 24-hour access to your site supervisor. DOMAR has over 40 years of experience restoring residential homes as well as Church’s, Synagogues, Clubs, Retirement Residences, Schools, Universities, Colleges, Hospitals, Government Buildings, Condo’s, and Apartment Buildings. Stay Dry Waterproofing has become the residential restoration division of DOMAR Group Inc. Contact us today to get started.
- Get in touch
Ideal Heating & Air Conditioning Ltd is a Woodbridge based HVAC contractor, Fireplace and BBQ Specialist, Refrigeration specialist. 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 airconditioning, 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, repair or maintain heatpump, clean air ducts & vents, 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
Hvac Experets. Install, maintain and Repair all hvac equipment. TikTok- BluHvacInc Instagram-BluHvacInc Website-https://bluhvac.co/
- Get in touch
At Energy Wave Solutions, we provide reliable hydronic heating and cooling services, plumbing, and complete system installations across the GTA. With certified G2 licensing from TSSA and licensed plumbing expertise, we ensure your home comfort systems run safely and efficiently year-round. What sets us apart? As a company, we bring together specialized and licensed teams in HVAC, electrical, and plumbing, ready to solve your needs quickly and professionally. From hydronic systems and in-floor heating to furnaces, air conditioners, and plumbing repairs, our experts deliver results you can count on. Beyond installation and repair, we also provide consultation and system design for HVAC, electrical, and plumbing projects. Whether you’re planning a new build, upgrading your comfort systems, or optimizing for energy efficiency, we guide you with tailored solutions that fit your space and budget. Our promise is simple: honest pricing, fast response times, and lasting results. Contact us today for a free quote and experience the difference of working with a contractor who truly cares about your comfort and peace of mind.
- Get in touch
My name is Daniel Matassa, Owner of Matassa Landscaping. I manage a small independent business that specializes in landscaping which provides curb appeal while increasing real estate value. My team and I modify visual features of land to be more aesthetically pleasing by incorporating ornamental features and gardening, while at the same time developing organizational and leadership skills. I am writing to you this email because I would like to expand my clientele and would appreciate to have the opportunity to sit down and discuss any positions that you may have to help maintain your property.
- Get in touch
At Hillside Pools & Construction, we love helping people bring their dream spaces to life. With years of hands-on experience, we specialize in custom interior and exterior builds that are as functional as they are beautiful. Whether you’re looking to refresh your home with a renovation or create the perfect backyard escape, we’re here to make it happen.
- Get in touch
- Best of Awards 2023
We provide top notch service on plumbing and drains, drain snaking hydro jetting , camera inspections , underground repairs, backwater valve, and pumps installations, we are backflow specialists, and we provide cross connection control. We can also be contacted at 647-671-2411
- Get in touch
Sameni Interiors is a Toronto-based, full-service interior design and renovation firm known for delivering thoughtful design and seamless execution—no matter the size or scale of the project. With a passion for detail and a commitment to excellence, we specialize in transforming residential and commercial spaces into environments that are both beautiful and functional. Whether you're planning a simple bathroom upgrade, a kitchen remodel, basement finishing, or undertaking a full-home renovation, custom new build, or the design and renovation of a condo, office, or retail space, Sameni Interiors offers a comprehensive solution—from concept to completion. Our services include interior design, interior architecture, decorating, furnishing, permit facilitation, renovations, and construction management—all under one roof. With years of hands-on experience and a diverse portfolio across the GTA, we ensure that every project, big or small, is executed with care, creativity, and precision. At Sameni Interiors, we don’t just design spaces—we bring them to life.
- Get in touch
Arthur James Construction is a residential construction company based in Collingwood, serving homeowners and cottage properties across the surrounding area. We specialize in excavation, masonry, basement waterproofing, drainage, and general contracting. Our work is built around proper planning, clear communication, and clean, organized job sites. From the first conversation to the final result, we focus on doing things the right way with solid preparation, attention to detail, and dependable execution. We take on projects where quality matters. Whether it is structural work, exterior improvements, or full scope construction, our goal is to deliver finished work that looks right, performs properly, and holds up over time. We carry $5 million in liability insurance and are fully WSIB compliant, giving homeowners peace of mind that their project is protected and handled professionally. We take pride in being reliable, easy to work with, and delivering consistent results across every job.
- Get in touch
- Best of Awards 2024
Willfix is a full-service family owned construction company serving the Greater Toronto Area. Our team of highly skilled workers have 10+ years of experience. We prioritize customer satisfaction. Our services range from waterproofing, underpinning, foundation, concrete work, landscaping, and more. Remember, there’s no fix, Willfix can’t fix.
- Get in touch
- 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.
- Get in touch
Since our inception we have provided quality service and premium products at a competitive cost. DEL General Contracting is a general contracting and construction management company specializing in interior/exterior commercial and residential renovations and remodeling that has served the Greater Toronto Area since 2013. We appreciate our clients and our objective is to ensure that you remain satisfied long after your project is completed. Our projects includes bathroom, kitchen, and basement remodels, as well as full-face remodels and property rehab. Our skilled team of craftsmen take complete pride and ownership in their work. We’re committed to keeping projects on schedule and on budget. DEL General Contracting can turn your dream project into reality. You dream it, we do it! Our company is built on a foundation of professional craftsmen, Quality and pride in our work and most of all Customer Satisfaction is guaranteed.
- 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.