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Find air conditioning installation pros in Thornhill, Ontario

If you’ve been struggling to cool off in the summer, HomeStars can help. Thanks to our convenient all-in-one platform, you can find AC installation pros in your area of Thornhill, Ontario, read real reviews, compare quotes, and book the right person for the job all, in one place. Skip the stress of cold-calling and endless searching and easily connect with available contractors for air conditioning installation in Thornhill, Ontario!

An air con installer wearing overalls, hard hat, safety glasses and gloves performs work on a ceiling AC unit using a powerdrill.

Some of our top rated air conditioning installers in Thornhill, Ontario

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  • Air Conditioning Installer in Thornhill, Ontario

    We are your expert hvac service provider offering the following: 1. Furnace repair, maintenance and installation 2. AC repair, maintenance and installation 3. Water heater/tankless water heater repair and installation 4. BBQ gas lines installation 5. Pool Heater repair 6. Water softener service and installation 7. Boiler service, maintenance and installation For more information, please do not hesitate to contact us.

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  • Air Conditioning Installer in Thornhill, Ontario

    I'm Certified gas appliance technician offer a professional services For Low Price Appliances /Gas Installation & repair Dishwasher repair Dryer repair Refrigerator/freezer repair Refrigerator repair Washer/dryer repair Washing machine repair Electric shower repair Exhaust hood repairs Freezer repair Household appliance installation Microwave repair Oven repair Stove, cooktop & oven repair Stove & cooktop repair TV repair Gas Dryer Installer near me Gas stove installer near me household appliance installer Gas Leak Fixer Gas bbq installer near me Gas stove disconnect Gas dryer disconnect Gas appliance technician near me Gas Range Install Gas Appliance Repair Gas Appliance Installation Gas Oven Install Gas Oven Repair Gas stove disconnection Gas Dryer Disconnection Gas Dryer Repair Gas Dryer Installation Gas Leak fix Gas Cook Top installation

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  • Air Conditioning Installer in Thornhill, Ontario

    Electric FX Inc. is a Licensed Electrical Contractor located in Toronto, Ontario. Our team delivers expert workmanship, reliable service, and customer-focused solutions for residential and commercial projects. We are registered with The Electrical Safety Authority, WSIB, and insured for any residential or commercial work. - Master-Level Expertise – With over 18 years of experience, Graydon Farquhar ensures every job meets the highest industry standards. - Reliable & On-Time Service – We prioritize efficiency, safety, and professionalism on every project. - Customer-First Approach – Transparent pricing, clear communication, and exceptional results. - Innovative & Energy-Efficient Solutions – We use the latest technology to provide smart, cost-effective electrical services. - Professional and Certified Electricians - Our team consists of highly skilled, knowledgeable, and safety trained journeyman/apprentice electricians and experienced lighting designers. We specialize in: - Lutron smart home/business automation - Lutron automated shades/blinds/ drapery - Generac/Honeywell back-up generators - In-lite landscape lighting and design - ELAN home/business automation - Custom homes - Home renovations - Service and panel upgrades - Electric vehicle charging - Lighting design and installations - Troubleshooting electrical devices/circuits - Electrical safety & more! Contact us today to get your free estimate and experience the difference!

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  • Air Conditioning Installer in Thornhill, Ontario

    Proudly serving Canada! HVAC4LESS is committed to providing heating, ventilation, air conditioning, new sales, maintenance and repair services at the most affordable rates. We want to make sure you spend your dollars in the most cost-effective manner, without compromising quality service. Be it your home, or your business, hiring the best team of certified heating and cooling experts at the most competitive rates is what you get with HVAC4LESS. There is no comparison to the customer service, quality products and install that you will receive with HVAC4less. WE ARE PROFESSIONAL Our talent is in our people and the experiences they provide to our customers. WE ARE TRUSTED We’ve established our business on trust, for today and the future of our relationships. WE ARE EXPERTS We have one of the best rosters in the industry. All of our technicians are certified and licensed and beyond that they care about our clients. When you trust HVAC4less with your home comfort needs be assured that we will always be there when you call.

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  • Air Conditioning Installer in Thornhill, Ontario
    • Best of Awards 2026

    Our company offers professional repair services on major household appliances from brand-name manufacturers. We provide expert high-end appliance repair throughout GTA, covering Toronto, North York, Vaughn, Richmond Hill, Scarborough, Aurora, Thornhill, East York, Milton, King City, New Market, Oakville and much more. With our highly skilled engineers on call, we are able to perform repairs of any complexity on all makes and models of home appliances, specifically – refrigerators, washing machines, dryers, dishwashers, freezers, ovens and stoves and more. We service such brands as Samsung, KitchenAid, LG, Maytag, Whirlpool, Bosch, Miele, Jenn Air, Amana, Siemens, Electrolux, Indesit and others. We ensure that our appliance repair jobs are done beyond your satisfaction! We promise outstanding service with 3 to 12 months guarantee! We work on older models and newer models alike. Our commitment to going the extra mile for our customers gives us the flexibility to offer same day visits and weekend call-outs. Your appliances will be fixed by the best technicians in GTA area. We are proud to be your helping hand in solving this problem. Keep your appliances working perfectly is our priority!

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  • Air Conditioning Installer in Thornhill, Ontario
    • Best of Awards 2026

    SV ELECTRIC — Every project is done right. Hi, I’m Vitalii, the owner of SV ELECTRIC. I help homeowners and businesses across Toronto and the GTA with electrical repairs, lighting installations, and upgrades. Whether you need a light fixture replaced, new pot lights installed, or an electrical issue diagnosed, I take the time to understand your needs, explain the work, and agree on pricing before getting started. Services include: • Pot lights, light fixtures, and ceiling fan installation • Outlet, switch, dimmer, and GFCI replacement • Electrical troubleshooting and repairs • New outlets, circuits, and wiring • Smart switches and lighting controls You can expect clear communication, careful workmanship, and respect for your home. I protect the work area, clean up when finished, and check that everything I’ve worked on operates properly. Have a project in mind? Send me a short description and a few photos through HomeStars, and I’ll help you understand the next steps.

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  • Air Conditioning Installer in Thornhill, Ontario

    At GML Trust Services, we provide reliable, professional appliance repair services to keep your household running smoothly. We specialize in diagnosing and fixing refrigerators, dryers, ovens, and washers quickly and accurately. Trust us for honest troubleshooting, clear communication, and high-quality workmanship that lasts.

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  • Air Conditioning Installer in Thornhill, Ontario

    With about 10 years experience in bathroom remodeling, we offer excellent and practical space management ideas for your proposed renovation. Choose from contemporary or traditional design ideas. We provide layout plans for clients' review. Tasks are scheduled and milestones are met accordingly, while strictly adhering to planned project schedule. Team of dedicated professionals to deliver on quality with budget friendly options. We manage clients expectations from the planning stage illustrating possible outcomes and snags.

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  • Air Conditioning Installer in Thornhill, Ontario

    Karbo Legacy Contractors is a Scarborough based General contractor, Window Contractor, Kitchen Renovation Company, Handyman, Landscaping Company, Carpenter, Bathroom Renovation Company, Concrete Specialist, Garage Specialist, Condominium/Apartment Specialist, Interior decorator, HVAC contractor, Plumber, Tiler, Interior designer, Architect, Cabinet maker, Metal worker, Mason, Demolition company & Pool company company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with house renovation, install or renovate bathroom, install or renovate kitchen, build sunroom, extension, build garage, build or renovate basement, build pergola, gazebo or garden house, build carport, install or replace beam, install or repair lift/elevator, build shed, general contractor service, structural work for construction, build shelter or outbuilding, carpentry framing, install, repair or replace caulking & accessibility modifications, message us so we can assist you and arrange a quote.

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  • Air Conditioning Installer in Thornhill, Ontario

    KOBLITZ FORCE is a startup business operating as an independent, solo-owned service provider. My background includes completing the construction maintenance electrician pre-apprentice program, and I'm currently an apprentice. I also belong to a dedicated maintenance team that looks after day programs, schools, offices, and over thirty group homes, handling both commercial and residential aspects. I'm highly detail-oriented, organized, and I have all the tools needed along with a reliable vehicle. I love to design and brainstorm new ideas, and I have strong knowledge about outdoor low-voltage landscaping lighting for garages, gardens, and porches. I'm skilled in troubleshooting and assembling all kinds of machinery and furniture.

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  • Air Conditioning Installer in Thornhill, Ontario

    We provide wide range of HVAC services and maintenance, including installing and repairing Furnace, AC, Water Heater,gas fireplace also gas piping for BBQ and stoves.

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  • Air Conditioning Installer in Thornhill, Ontario
    • Best of the Best 2025
    • Best of Awards 2026
    • Giving Back Award 2015

    Award Winning Exterior Restoration Specialists! A&A Masonry is a Toronto-based, award-winning company specializing in a comprehensive range of exterior services. Our expertise spans across stonework, interlocking pavers, natural stone, stone veneer cladding, tuckpointing, masonry, brick repair and restoration, brick cleaning, roof repair & installation, metal work, waterproofing, foundation repairs, concrete installations, epoxy flooring and more. We cater to residential, commercial and industrial clients throughout the Greater Toronto Area. Our team of skilled artisans is committed to delivering top-quality workmanship on every project. We pride ourselves on completing jobs safely, on time, and within budget. A&A Masonry stands out by consistently delivering on our promises, offering unique and reliable exterior solutions tailored to each client's needs. Customer satisfaction is our top priority, and we achieve this through exceptional attention to detail and personalized service. We never compromise on quality, safety, or efficiency, ensuring that each project, regardless of size or scope, is handled with care and expertise. We proudly serve the Greater Toronto Area, including Toronto, Etobicoke, Mississauga, Thornhill, Richmond Hill, York, North York, East York, Mimico, Hamilton, Brampton, Bolton, and surrounding regions. As specialists in exterior restorations our services include: Stonework and interlocking pavers Natural stone and stone veneer cladding Tuckpointing and brick repair Brick cleaning Chimney repair, rebuild, and restoration Roof installation and repairs Metal work Concrete steps, porches, patios, walkways and driveways Flagstone and cultured stone installation Waterproofing and foundation repair Caulking services for windows and doors Trust A&A Masonry for all your exterior needs, where excellence and customer satisfaction are always our top priorities.

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  • Air Conditioning Installer in Thornhill, Ontario

    I’m a skilled handyman with a focus on painting, and I also handle minor home repairs with confidence and care. I take pride in my work and always do my best to make sure my clients are happy with the results. You can trust me to provide high-quality service at the lowest possible price. I believe in honest work, and I treat every home like my own to ensure you get the best quality every time.

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  • Air Conditioning Installer in Thornhill, Ontario

    Sparklence is a North York based Painter, HVAC contractor, Plasterer, General contractor, Window Contractor, Security specialist and business services, Flooring Contractor, Electrician, Handyman, Landscaping Company, Carpenter, Paving Contractor, Roofing specialist, Tiler, Upholsterer, Bathroom Renovation Company, Cleaning company, Mirrors & Glass specialist, Appliance repair specialist, Pool company, Drywall specialist, Locksmith, Concrete Specialist, Garage Specialist, Countertops Specialist, Fences & Gates Specialist, Gutters & Eavestroughs Specialist, Home Electronics Specialist, Siding Specialist, Condominium/Apartment Specialist, Plumber, Refrigeration specialist, Cabinet maker, Mason, Excavation Specialist, Metal worker, Kitchen Renovation Company & Stairmaker company. Our goal is to provide quality service and excellent workmanship to our customers. If you need help with install or replace airconditioning, repair windows, install or replace interior doors, install or replace exterior or reinforced doors, install or replace shutters, install or replace rolling shutters, install or replace insect screen, repair floor, install or renovate foundation, build pergola, gazebo or garden house, yard maintenance, install or repair electrical sockets and switches, repair household appliance, install or replace thermostats, repair or maintain airconditioning, assemble or disassemble furniture, install or replace household appliances, trim and decorative moldings, build or replace decking, install or renovate swimming pool, clean roof or gutters, mount artwork, tvs or furniture, install or replace garage door, repair door, repair or treat facade, repair or maintain roof or gutter, repair plaster, repair shutters, repair exterior doors, repair wall or floor tiles, sealing / caulking, install or replace window bars and railing, repair or maintain fence, various small jobs, decorative painting, paving, install or replace pool cover, winter services and snow removal, exterior trim, ceiling fan, install or repair bath exhaust fan, opening & closing service for swimming pool, power washing, repair countertops, small staining or painting project, install, repair or replace caulking, install or refurbish mirrors, install or repair acoustic ceiling tiles & accessibility modifications, message us so we can assist you and arrange a quote.

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  • Air Conditioning Installer in Thornhill, Ontario

    We are a fully licensed and insured HVAC company with over 15 years of experience proudly serving Etobicoke and the surrounding areas. Our expert team delivers high-quality heating, ventilation, and air conditioning services for both residential and commercial clients. We specialize in the installation, repair, and maintenance of furnaces, air conditioners, boilers, water heaters, ductless systems, and ventilation units. We also provide 24/7 emergency services to keep your home or business safe and comfortable year-round. With a strong focus on energy efficiency, professionalism, and customer satisfaction, we’re committed to reliable service you can count on.

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4.8

Top rated Air Conditioning Installers

Our Air Conditioning Installers in Thornhill, Ontario, are rated 4.8 out of 5 based on 104 reviews from homeowners like you.

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What services are available for air conditioning installation in Thornhill, Ontario?

Whether you're installing a brand new system or replacing an aging unit, there are a number of services available for AC installation in Thornhill, Ontario to keep your home cool and comfortable.

Here are some of the most common services carried out by pros who offer air conditioning installation in Thornhill, Ontario:

  • Central air conditioning installation: Setting up ducted systems that cool your entire home
  • Ductless mini-split installation: Installing wall-mounted units for homes without existing ductwork
  • Air conditioner replacement: Swapping out older or inefficient units for newer, more energy-efficient models

No matter your AC installation needs, it’s easy to find someone who can help in Thornhill, Ontario. Just post your project on HomeStars now, and available contractors in your area can register their interest!

What are the average costs of air conditioning installation in Thornhill, Ontario?

The cost of air conditioning installation in Thornhill, Ontario varies depending on the type of system, the size of your home, and whether any ductwork or electrical upgrades are needed. Most homeowners can expect to pay somewhere between $3,500 and $8,500 for a standard central AC installation, though more complex jobs can cost more.

Typical costs for common AC installation services in Thornhill, Ontario include:

  • Central air conditioning installation costs: $3,500 to $8,500 depending on home size and complexity
  • Ductless mini-split installation: $2,000 to $5,000 per zone
  • Air conditioner replacement: $3,000 to $7,000; if only the AC compressor needs replacing, AC compressor costs average around $1,200 and depend on unit size and refrigerant type

HomeStars tip: To ensure you get the most accurate costs for Thornhill, Ontario, make sure to get everything written down in an itemized quote. This avoids misunderstandings and supports transparency and clear communication for both you and the contractor.

How to find services for air conditioning installation in Thornhill, Ontario with HomeStars

Between finding suitable pros and sorting out availability, finding local AC installation pros can be time-consuming and stressful. That’s where HomeStars steps in: we connect you with available pros easily by streamlining the search in one convenient platform.

To connect with available pros in your area, just follow these simple steps:

  1. Start by posting your project. Provide a clear description of your air conditioning installation needs and, if possible, include photos to get precise quotes.
  2. Receive offers from available pros, review work history, and read customer feedback for AC installation in Thornhill, Ontario.
  3. Connect with AC installation pros in Thornhill, Ontario to discuss your project, request and compare quotes, and ask any questions.
  4. Hire the right pro to get the job done and leave a review based on your experience.

HomeStars tip: Once your project is done, make sure to leave a review. Our review system ensures that pros are rewarded for good work and held accountable for any problems.

Pros on HomeStars undergo checks at registration – such as ID documents, company details, and certifications for regulated jobs and skill assessments – allowing you to hire with confidence.

Extra peace of mind with the HomeStars Confidence Program

The HomeStars Confidence Program is designed to give you added confidence when hiring through our platform. If your job qualifies under the Program and we determine that a claim meets the Program requirements, HomeStars may cover what you owe the Pro on an eligible job with a quote of up to CAD $10,000, in line with our terms and conditions.

FAQ: Common questions about air conditioning installation services in Thornhill, Ontario

Are air conditioning installation pros in Thornhill, Ontario insured and licensed?

In most cases, any form of HVAC work requires a licensed technician, particularly for tasks involving refrigerants, which are regulated under federal law.

Any AC installation pro you hire in Thornhill, Ontario should carry both liability insurance and workers' compensation coverage to protect you in the event of accidental damage or injury on the job. When getting quotes, don't hesitate to ask for proof of both before work begins.

Do air conditioning installation pros in Thornhill, Ontario need a permit?

In most cases, yes. Air conditioning installation in Thornhill, Ontario typically requires a permit, particularly for new installations or major system replacements. However, for window units and other single-room setups, permits aren’t needed.

Your contractor should be familiar with local requirements and in many cases will pull the permit on your behalf. If a pro suggests skipping the permit, that's a red flag as unpermitted work can cause issues with your home insurance and resale value down the line.

Does a new air conditioner installed in Thornhill, Ontario come with a warranty?

Most new AC units come with a manufacturer's warranty covering parts, typically ranging from 5 to 10 years depending on the brand and model. Labour warranties are separate and vary by contractor, so it's worth confirming what's covered and for how long before signing anything.

Registering your unit promptly after installation is usually required to activate the full warranty. To find AC installation pros in Thornhill, Ontario who stand behind their work, browse ratings and reviews on HomeStars before making your decision.

How long does air conditioning installation take in Thornhill, Ontario?

For a straightforward central AC replacement in Thornhill, Ontario, most installations can be completed in a single day. New installations that require ductwork or electrical upgrades will take longer, sometimes two to three days or more depending on the scope of work.

Your contractor should be able to give you a clear timeline as part of their quote.

Can an air conditioning installation pro in Thornhill, Ontario also handle my heating needs?

In many cases, yes. Many air conditioning pros in Thornhill, Ontario are HVAC contractors who work on both cooling and heating systems. If you're looking for someone to handle both, searching for HVAC contractors near you on HomeStars is a good place to start, as many pros offer full heating and cooling services under one roof.

You can also check out our guide to heating and cooling costs to get an idea of what a full HVAC project might cost you.

Do air conditioning installation pros in Thornhill, Ontario handle cleanup after the job?

Most pros will remove and dispose of your old unit and tidy up the work area once the job is done, but it's worth confirming this upfront. If you're having a full system installed for the first time in Thornhill, Ontario, ask specifically about disposal fees as some contractors charge extra for hauling away old equipment or packaging materials.

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