Some of our top rated air conditioning installers in Thornhill, Ontario
Sort by:
- Get in touch
At Dawn Energy, we make upgrading your home’s heating and cooling simple, affordable, and stress-free. We specialize in replacing old air conditioners with high-efficiency air conditioners or heat pumps, helping Ontario homeowners stay comfortable year-round while lowering their energy bills. Whether you’re looking to install an air conditioner, exploring a heat pump, or just understanding your rebate eligibility, our team is here to guide you every step of the way. We combine smart technology with personalized service, giving you a clear, customized plan for your home — no pressure, no jargon. Backed by leading Canadian research and a trusted local network, Dawn Energy brings clarity and care to every project. Let’s make your home more efficient, one step at a time.
- Get in touch
At Riteway HVAC, we specialize in reliable and high-quality HVAC services in the GTA. With over 20+ years of experience, we provide expert heating, cooling, and ventilation solutions, including furnace repairs, AC installations, routine maintenance, and more. Our goal is to ensure your home or business stays comfortable year-round with energy-efficient and cost-effective solutions. We pride ourselves on exceptionalism customer service, fast response times, and professional workmanship. Integrity is everything at Riteway HVAC. Contact us today for a free quote!
- Get in touch
Hello, I am a dedicated expert in window and home renovations. With more than 15 years of experience, I specialize in transforming homes with high-quality window installations, upgrades, and complete renovation solutions. Whether you're looking to enhance energy efficiency or improve aesthetics, I can help. Let's bring your vision to life - contact me today for a consultation! Here is a list of the work we specialize in: Windows & Doors ✔ Custom Windows & Doors ✔ Separate Entrance Installation ✔ Window Caulking for Sealing & Insulation Bathroom Renovation ✔ Custom Bathroom Cabinets ✔ Bathroom Modifications ✔ Granite & Wooden Countertops Backyard Enhancements ✔ Custom Decks with Unique Designs ✔ Professional Fence Work ✔ Storage Solutions Basement Renovation ✔ Complete Basement Finishing ✔ Separate Entrance Installation ✔ Window & Door Cutting Flooring Solutions ✔ Hardwood, Laminate & Vinyl Flooring ✔ Ceramic Tiling & Carpet Installation ✔ Stairs & Staircase Renovations Kitchen Renovation ✔ Custom Kitchen Cabinets ✔ Kitchen Modifications & Backsplash Installation ✔ Granite & Wooden Countertops Wall & Ceiling Work ✔ Professional Painting Services ✔ Crown Mouldings & Stucco Work
- Get in touch
A GTA based HVAC and refrigeration company specializing in all types of commercial and residential heating, cooling and refrigeration systems.
- Get in touch
ThermoForge Plumbing & Heating is a trusted provider of professional plumbing and hydronic heating services in the Greater Toronto Area. We specialize in water heaters (tank & tankless), in-floor heating systems, pipe repairs, drain solutions, and full basement rough-ins. Our team focuses on clean, code-compliant installations using high-quality materials like PEX-A and modern hydronic systems designed for efficiency and long-term reliability. Whether it’s an emergency leak, a failing water heater, or a full system upgrade, we respond quickly and get the job done right the first time. We pride ourselves on transparent pricing, honest advice, and professional workmanship. Every project is completed with attention to detail and respect for your home. Serving Mississauga, Toronto, Etobicoke, and surrounding areas. Available for emergency calls.
- Get in touch
MNM Mechanical System Corp. is a highly reputable and well-established HVAC contractor company based in Toronto. Our core focus is on providing exceptional services in the installation, maintenance, and repair of climate control systems. Our expertise spans across all aspects of HVAC, which includes heating, ventilation, and air conditioning. We take great pride in our work and are committed to delivering the highest level of service to our clients. Our team of experts is dedicated to ensuring that all systems are functioning optimally, including vents and ductwork, to ensure that our clients enjoy a comfortable and healthy indoor environment.
- Get in touch
Trustful contractor more than 17 years of experience at Master Mike RENOS, we are more than just contractors. We’re passionate creators dedicated to turning your visions into reality. With years of experience and a commitment to excellence, we specialize in transforming spaces that reflect your unique style. Our Services Suite turnovers Drywall & plaster repairs Painting Ceramic & vinyl tile installation Parquet floor repairs Floor sanding Tub surrounds Vanity installations Carpentry repairs Kitchen countertop & cabinets installation
- Get in touch
Best of Awards 2026
Best of Newly Listed 2025
**HND Construction Group** is your trusted, go-to electrical and construction partner serving Mississauga, Brampton, Oakville, Caledon, Etobicoke, Milton, Malton, Burlington, Cambridge, Kitchener, and Hamilton. Whether you need a quick repair or a large-scale project, we’ve got you covered—no job is too big or too small for our expert team. **What We Do:** - **Emergency Electrical Services:** We respond quickly, with emergency calls addressed within the hour. - **Full-Service Electrical Work:** From residential subdivisions and custom homes to commercial and industrial spaces, we handle it all. - **Repairs & Upgrades:** Fixing electrical issues, upgrading from fuse to breaker panels (100Amp to 200Amp), rewiring from old knob and tube systems, and more. - **Installation Services:** Pot lights, chandeliers, outdoor lighting, and appliance hookups including stoves, dryers, washers, dishwashers, hot tubs, saunas, and ventilation systems. - **Safety & Inspections:** We offer thorough safety repairs and inspections, ensuring your home or business meets all necessary electrical standards. - **Specialty Services:** We’re experts in security camera installation, access controls, intercoms, truck yard security, and gate systems for commercial yards. All Electrical work is performed by fully experienced team of Master electrician, Electricians and apprentice electrician under ESA/ECRA license #7015573, HND Construction Group is committed to delivering high-quality, safe, and reliable construction services. **Why Choose Us?** - Rapid response to emergencies—always within the hour! - Professional, certified, and experienced team. - Specialized services for residential, commercial, and industrial needs. - A wide range of expertise—from rewiring and system upgrades to security and safety inspections. Let us take care of your electrical and construction needs with precision and professionalism. Contact HND Construction Group today for a free consultation!
- Get in touch
PRIDE HVAC are a trusted HVAC service provider specializing in the installation, repair and maintenance of heating. ventilation and air conditioning system. Our goal is to deliver high-quality workmanship and energy solution that ensure comfort in every season. We are committed to reliable service, transparent pricing and customer satisfaction, making us a dependable choice for both residential and commercial needs.
- Get in touch
KWYN ELECTRICAL SERVICES ECRA/ESA# 7018340| Hi, KWYN Electrical Services Ltd is led by Master Electrician Kelly Wynne Sills, a licensed electrical contractor based in Mississauga with over 25 years of experience in commercial, residential and light industrial work. We specialize in upgrades, troubleshooting, and tenant improvements. We’re ready to support any upcoming electrical needs — from small service calls to larger projects - that you may have. Our team specializes in panel installations, lighting upgrades, troubleshooting, and transformer wiring solutions. Every project is completed to meet or exceed Canadian Electrical Code standards, ensuring compliance and peace of mind for our clients. We believe in clear communication, efficient workflow, and professional presentation. From initial consultation to project completion, our focus is on delivering dependable results that add value to your home or business. At KWYN Electrical Services Ltd., we are committed to building long‑term relationships with our clients and partners. Whether you’re a homeowner upgrading your space, a property manager seeking reliable service, or a general contractor looking for a trusted electrical partner, we provide solutions backed by expertise, integrity, and a dedication to safety.
- Get in touch
At Let"s Get It Done Handyman Services,We do it all from small to large home repair and improvements, repairs,Furniture assembly, dis-assembly, Junk removal, light plumbing and fully licensed Hvac duct installers. With every project, we keep customer satisfaction as our top priority. check out more of our work past project on instagram @lgidhandyman.
- Get in touch
Leite Group Inc is a trusted mechanical contractor based in Mississauga, specializing in custom HVAC systems, hydronic in-floor heating and snowmelt systems for homes across the Greater Toronto Area and cottage country. With over a decade of experience, we’ve built a reputation for clean, high-quality work backed by a team of licensed, in-house technicians. We never subcontract or pay piecework — ensuring every installation meets our standards of craftsmanship, safety, and performance. We deliver fully integrated mechanical systems tailored to each project. Our team works closely with top builders, designers, and homeowners to provide seamless service from design to final inspection. Fully insured and WSIB-covered, Leite Group is committed to raising the standard of mechanical work in custom residential construction.
- Get in touch
Welcome to Smart Hand Corp.! Smart Hand is a fully insured home improvement and maintenance company which provides services in Toronto GTA such as: RENOVATION PROJECTS - Home Renovation, Bathroom Renovation, Kitchen Renovation, Basement renovation, Tiling, Plumbing, Electrician, Flooring, Painting, Drywall, Baseboards, etc... FENCE AND DECK - Build New, Repair, Paint or Stain. HANDYMAN SERVICES - All Small Jobs (Odds and Ends) WINDOWS AND EAVES CLEANING (Residential and Commercial, Lift Booms Licensing) POWER WASHING SERVICES ROOFING (Repairs and Shingle Replacement. Flat Roof repairs and Replacement) ROTTED WOOD REPAIR SERVICES CAULKING SERVICES AND MUCH MORE ... New or old houses, they always require good maintenance. We are a team that is ready to give you a hand anytime. Our experience gives us the opportunity to improve your property at the highest level and to bring your project to a dreamed design. As a trustful company, we are focused on providing the best services and always will have as a priority our client’s needs. "The client is always right”.
- Get in touch
Licensed and insured company Working all over GTA , Hamilton, Burlington, Cambridge, Kitchener etc Working on INSTALL, Repair and maintenance Furnace ,Air Conditioner ,Ductless heatpump , Tankless water heaters
- Get in touch
At Go Ductless Inc, we specialize in high-efficiency ductless air conditioning systems, heat pumps, and central air conditioning for both residential and commercial spaces. As fully licensed and certified HVAC technicians with years of hands-on experience, we take pride in delivering clean, energy-efficient, and reliable solutions tailored to your specific needs. All new installations include a 10-year parts warranty and a 2-year labour warranty, giving you long-term peace of mind. Whether it’s a system upgrade, a repair, or a brand-new installation, we approach every project with the same care and craftsmanship as if it were our own home. We offer fast response times, honest and transparent pricing, and a commitment to 100% customer satisfaction. Quality isn’t expensive — it’s priceless.
