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Find Insulation Companies and Contractors in Toronto

Whether due to availability, visibility, or other reasons, it can be hard to find insulation companies in Toronto. Let HomeStars do the heavy lifting in your search: we make it easy to find Toronto-based home insulation contractors who can help. Posting your project is easy and free, and we connect you only with available pros who are ready to take on work. Read reviews, compare quotes, and make the hire all in one place!

Some of our top rated insulation companies in Toronto

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Top rated insulation companies

Our insulation companies in Toronto, are rated 4.9 out of 5 based on 78 reviews from homeowners like you.

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What types of services are offered by local insulation companies in Toronto?

Whether you’re looking to increase energy efficiency or need insulation as part of a larger project, hiring the right contractor is important for home insulation in Toronto. Local insulation companies can work with a variety of types of materials, and on both residential and commercial projects.

Here are some insulation services that are commonly requested in Toronto:

  • Attic insulation in older homes: Many Toronto houses built before the 1980s have minimal insulation, so adding or upgrading attic insulation is common.
  • Wall insulation during renovations: With frequent condo and older home renovations in Toronto, insulating walls during remodels is often requested.
  • Basement insulation: Toronto’s cold winters make insulating basements and crawl spaces a priority to prevent heat loss and dampness.
  • Air sealing and spray foam for row houses and townhomes: Tightening gaps in attached homes helps reduce drafts and energy costs in Toronto’s dense neighbourhoods.

To get started on HomeStars, all you have to do is post your project and you’ll be matched with insulation companies near you who can then register their interest. It’s simple, straightforward, and fast. If you prefer, you can visit our directory to connect with an electrician directly.

What makes hiring insulation contractors in Toronto unique?

The city’s huge variety of building types and high population density affects multiple aspects of planning for insulation installation in Toronto. Local contractors should understand how insulation works with the variety of materials found in the city, and property owners should plan ahead to ensure availability.

  • Navigating older buildings: Toronto has many pre-1980s homes, so contractors often deal with outdated framing, asbestos, or knob-and-tube wiring.
  • Permit and code compliance: Certain insulation types or thicknesses may require city permits or adherence to Toronto building codes.
  • High-demand scheduling: Contractors often book weeks in advance due to seasonal and urban demand.
  • Limited access and multi-unit considerations: Condos, row houses, and narrow lots require specialized equipment and planning for tight spaces.

How to find insulation companies in Toronto with HomeStars

Finding the right Toronto insulation contractor on your own can be tough. Between verifying credentials, ensuring they understand your property’s needs, and finding mutual availability, it’s a lot of work.

HomeStars exists to streamline the process. Skip the scrolling and searching: post your project for free and get matched with suitable, vetted pros who are available and ready to take it on. Just follow these simple steps.

  1. Start by posting your electrical project on HomeStars. Provide a clear description of your insulation needs and, if possible, include photos to get precise quotes.
  2. Receive interest from available pros, review work history, and read customer feedback for insulation companies in Toronto.
  3. Connect with insulation contractors in Toronto 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. Our review system ensures that pros are rewarded for good work and held accountable for any problems.

All Toronto insulation companies who register with our platform undergo verification, including checks of ID and company details.

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.

What are the average costs of insulation companies in Toronto?

Costs for electrician services in Ottawa depend largely on the specific service requested and timing, as emergency services can incur an extra fee. Ottawa electricians typically charge around $100 to $160 per hour, whether for a repair or installation service, but sometimes they charge per service or otherwise.

Here are some typical costs for common insulation installation projects in Toronto:

  • Attic insulation: $2,000–$6,000, most common upgrade in older homes.
  • Wall insulation: $1,500–$4,000, often done during renovations.
  • Basement insulation: $1,800–$5,000, helps reduce heat loss and dampness.
  • Spray foam/air sealing: $1.50–$4.50 per sq ft, used for draft reduction and energy efficiency.

You can find more pricing details in our guides on general insulation costs and fireproof insulation costs.

HomeStars Tip: We suggest that you clarify with your Toronto insulation contractor what’s included in their estimate, and that you request everything be detailed in a written quote. This supports transparency and avoids misunderstandings.

What to ask a Toronto insulation company before hiring?

What types of insulation materials do you offer, and which is best for my home?

Home insulation companies in Toronto offer a variety of materials, such as fibreglass, spray foam, cellulose, and foam board. They should also be able to explain which material is most suitable for your property type and energy efficiency goals.

Are you licensed and up to date on Toronto’s insulation standards and best practices?

Toronto insulation contractors should be licensed by the City of Toronto, have WSIB coverage, and be knowledgeable in which projects require permits or compliance with Toronto building codes. While not required, membership in a trade union or association, like MIA Ontario can indicate that they are aware of regulation updates, new techniques, and otherwise.

What safety precautions do you take during installation?

Insulation work involves handling materials that can release dust, fibres, or fumes, so proper safety measures are essential. This can include using protective equipment, sealing off work areas, and ensuring adequate ventilation during and after installation. Additional precautions may be needed when removing old insulation, especially if there are signs of moisture, mould, or outdated materials. Ask your preferred pro what they plan to do to manage safety on your project.

Do you conduct a home energy audit before recommending insulation?

Many insulation companies in Toronto will offer or recommend a home energy audit to assess where your home is losing energy. This audit helps determine the most effective insulation solution, so you don't overspend on unnecessary materials or services. If your insulation project is part of a larger evaluation for energy efficiency opportunities, you can find a home inspector near you through HomeStars.

Do you clean up after the job is done?

Ask if your chosen insulation companies in Toronto will clean up any debris, insulation material, and equipment after the job is finished, leaving your home neat and tidy. Make sure to clarify whether clean-up is an included service or extra.

FAQ: Common questions about insulation services in Toronto

Do I need to remove old insulation before adding new insulation?

Not always. In many Toronto homes, existing insulation can be topped up if it is dry and in good condition. However, removal may be necessary if there are signs of moisture, mould, pest activity, or outdated materials, as these issues can affect performance and indoor air quality.

What does upgrading insulation do for my home?

Proper insulation increases comfort while supporting energy efficiency. Upgrading insulation in a Toronto home can significantly reduce heating and cooling bills by preventing heat loss in winter and keeping interiors cooler in summer. It also improves temperature consistency throughout the home, reduces drafts, and can help control moisture and noise.

Do Toronto insulation companies need to be licensed?

Yes. All companies and contractors who install insulation materials in residential or commercial buildings apply for a license with the City of Toronto. Check to make sure that your preferred insulation contractor is both licensed and insured.

How long do insulation installations take?

From the start of work until cleanup often takes 1-2 days. However, it’s best to book your Toronto insulation contractor in advance as local demand is high. HomeStars can easily match you with a pro who is available and ready to take on your project.

Are there rebates or incentives for insulation projects in Toronto?

Yes, homeowners in Toronto may qualify for programs like the City of Toronto Home Energy Assessment, which identifies insulation improvements that enhance energy efficiency. For attic, wall, and basement insulation in Toronto, provincial or federal incentives can help offset the cost of upgrades. These programs encourage homeowners to invest in energy-efficient upgrades while lowering overall utility costs. HomeStars pros can advise if your project is eligible for certain programs.

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