Mold Removal Cost Toronto
How Much Does Mold Removal Cost in Toronto?
The cost of mold removal in Toronto can range from approximately $500 for smaller localized remediation projects to $15,000 or more for large or complex mold problems. The final price depends on the size of the affected area, location of the mold, materials involved, accessibility, required containment, demolition, cleaning and whether reconstruction is needed.
Smaller mold problems affecting a bathroom, ceiling or localized section of drywall generally cost less than remediation involving an entire basement, attic, multiple rooms or concealed mold behind finished building materials.
At CPR24 Restoration, every property is assessed individually because two mold problems of similar size can require very different remediation scopes. A professional inspection helps determine the affected materials, moisture conditions and work required before an accurate mold removal estimate is prepared.


Residential & Commercial Mold Removal Toronto
CPR24 Restoration provides residential and commercial mold removal services in Toronto for properties affected by visible or hidden mold growth. Mold can develop in basements, bathrooms, attics, ceilings, drywall, insulation, framing and other building materials when excess moisture is present.
Common causes include water damage, plumbing leaks, roof leaks, basement moisture, condensation, poor ventilation and high indoor humidity. Identifying and addressing the moisture source is an important part of developing the appropriate mold remediation scope.
Depending on the conditions found during our inspection, remediation may involve containment, HEPA air filtration, controlled removal of affected drywall or insulation, HEPA vacuuming, antimicrobial treatment and detailed cleaning. CPR24 Restoration provides professional mold remediation for homes, condominiums, offices, retail spaces and other commercial properties throughout Toronto and the GTA.
Mold Removal Cost by Area of the Home
Basement Mold Removal Cost Toronto
Basement mold removal costs depend on the size of the affected area, whether the basement is finished, how much drywall or insulation must be removed and the source of the moisture. Hidden mold behind finished basement walls generally requires more labour and controlled demolition than visible mold on accessible surfaces.
Attic Mold Removal Cost Toronto
Attic mold removal costs in Toronto depend on the amount of affected roof sheathing or framing, attic accessibility, insulation conditions and the extent of cleaning required. Projects requiring contaminated insulation removal and replacement generally cost more than remediation involving accessible framing only.
Bathroom Mold Removal Cost
Bathroom mold remediation is often less expensive when growth is confined to a small accessible area. Costs can increase when mold extends behind drywall, tile assemblies, ceilings or other finished materials due to ongoing plumbing leaks or moisture problems.
Black Mold Removal Cost Toronto
The cost of black mold removal in Toronto is determined by the remediation scope rather than colour alone. The affected area, building materials, accessibility, containment requirements and extent of material removal all influence the final price.


What Affects Mold Removal Cost in Toronto?
Size of the Affected Area
Larger contaminated areas require more labour, containment materials, cleaning and disposal.
Location of the Mold
Accessible mold generally costs less to remediate than contamination behind walls, above ceilings, beneath flooring or inside difficult-to-access areas.
Building Materials Affected
Drywall, insulation, carpeting and other porous materials may require removal, while some structural materials may be cleaned and remediated depending on their condition.
Containment Requirements
Larger or more complex projects may require additional containment, HEPA filtration and negative pressure.
Demolition Required
Hidden mold may require controlled removal of drywall, ceilings, insulation, flooring or other materials to access the affected area.
Moisture Source
Plumbing leaks, foundation moisture, roof leaks, flooding and condensation can affect the overall project scope.
Reconstruction
Replacing drywall, insulation, flooring, baseboards or other finishes after remediation can increase the total project cost.
Mold Removal for Homes & Condos in Toronto
CPR24 Restoration provides residential mold removal in Toronto for houses, condominiums, apartments and other residential properties. Mold may affect multiple areas of a property when moisture problems are widespread or have gone unnoticed for an extended period.
Our team can assess mold affecting drywall, ceilings, insulation, wood framing, flooring and other building materials. Where remediation is required, CPR24 Restoration can establish containment, operate HEPA-filtered air scrubbers, remove affected materials, complete HEPA vacuuming and detailed cleaning, and apply antimicrobial treatment where appropriate.
For larger mold remediation projects involving multiple rooms or areas of a property, the scope is developed based on the materials affected, extent of contamination and moisture conditions identified during the inspection.
Mold Behind Drywall & Hidden Mold
Not all mold growth is immediately visible. Hidden mold may develop behind drywall, beneath flooring, above ceilings or around insulation following plumbing leaks, roof leaks, water damage or prolonged moisture exposure.
CPR24 Restoration uses visual assessment, moisture meters and thermal imaging during inspections to help identify areas of concern. Where conditions indicate that affected materials require removal, controlled demolition can be completed to expose the area and determine the appropriate mold remediation scope.


What Is Included in Professional Mold Remediation?
Every mold remediation project is different. CPR24 Restoration develops the scope of work based on the location and extent of the affected materials, moisture conditions, accessibility, and conditions identified during the inspection.
Our professional mold remediation process in Toronto may include the following steps:
1. Mold & Moisture Inspection
We inspect the affected area for visible mold growth, water damage and elevated moisture conditions. Moisture meters and thermal imaging may be used to help identify areas of concern and determine which building materials require further assessment.
2. Containment & Work Area Preparation
Where required, the remediation area is isolated using 6-mil polyethylene containment barriers with controlled access. Surrounding surfaces and unaffected areas are protected before demolition and cleaning begin.
3. HEPA Air Filtration & Negative Pressure
HEPA-filtered air scrubbers are installed as required to help control airborne particulate during remediation. Negative pressure may also be established within the containment depending on the project conditions and scope of work.
4. Removal of Mold-Affected Materials
Porous building materials such as drywall, insulation, baseboards and other affected materials may require controlled removal when they cannot be adequately cleaned or restored.
5. HEPA Vacuuming & Detailed Cleaning
Remaining surfaces within the remediation area are HEPA vacuumed and thoroughly cleaned to remove residual dust and particulate generated during the removal process.
6. Antimicrobial Treatment
An appropriate antimicrobial treatment may be applied to affected surfaces based on the conditions and approved remediation scope.
7. Final Cleaning & Clearance
The remediation area receives a final detailed cleaning. Where post-remediation verification or independent air-quality testing is required, testing can be coordinated after the remediation work is complete.
8. Reconstruction & Repairs
If drywall, insulation, flooring, trim or other building materials were removed during remediation, CPR24 Restoration can also provide reconstruction and repair services to restore the affected area.


Mold Inspection Cost Toronto
CPR24 Restoration provides professional mold inspections in Toronto for residential and commercial properties where visible mold, musty odours, previous water damage or elevated moisture conditions are a concern.
Our on-site inspection includes a visual assessment of the affected areas, moisture meter readings and thermal imaging to help identify moisture conditions and areas that may require further investigation. Following the inspection, CPR24 Restoration provides a written inspection report, photo report and detailed remediation estimate based on the conditions observed at the property.
Mold may not always be visible on finished surfaces. Moisture can sometimes be present behind drywall, beneath flooring, around ceilings or within other building assemblies following leaks or water damage. Thermal imaging and moisture readings can help identify areas of concern and determine whether further investigation is recommended.
Â
Professional Mold Inspection — $250 + HST
The CPR24 Restoration mold inspection fee is $250 + HST ($282.50 total) and includes the on-site assessment, thermal imaging, moisture readings, written report, photo documentation and remediation estimate.
Why Choose CPR24 Restoration for Mold Removal in Toronto?
Choosing a professional mold remediation company is important when mold affects building materials or extends beyond a small surface area. CPR24 Restoration provides professional mold removal and remediation in Toronto and throughout the GTA for residential and commercial properties.
Our team combines moisture assessment, containment, HEPA air filtration, controlled material removal and detailed cleaning to develop a remediation approach based on the actual conditions found at the property.
Â
IICRC-Certified Restoration Professionals
Industry-standard restoration and remediation procedures.
Residential & Commercial Mold Remediation
Services for houses, condominiums, offices, retail properties and other commercial buildings.
Professional Moisture Detection
Moisture meters and thermal imaging help identify moisture conditions and areas requiring further investigation.
HEPA Filtration & Containment
Professional containment and HEPA-filtered air scrubbers are used where required during remediation.
Detailed Documentation
Inspection reports, photographs and remediation estimates are available to document the conditions observed and recommended scope.
Remediation + Reconstruction
CPR24 can complete both the mold remediation and the reconstruction required after affected materials are removed.
Toronto & GTA Service
Serving Toronto, North York, Scarborough, Etobicoke and surrounding GTA communities.

How It Works
Enter Details
Please provide as much information as possible about your emergency service and answer a few questions. Within minutes, we will be able to provide you with an expert. It’s easy and quick!
Book Assessment
Hire Us
We are the best restoration company in the GTA. We are continually working to improve our processes and remain updated on new techniques and methodologies.
Professional mold removal typically costs between $1,800 and $3,800 for smaller, contained areas, while larger or more extensive remediation projects may range from $4,000 to $10,000 or more. The final cost depends on the size of the affected area, severity of contamination, accessibility, and whether damaged materials require removal. Pricing may include containment, HEPA air filtration, antimicrobial treatment, and disposal. CPR24 Restoration provides professional mold inspections and detailed remediation estimates. Drywall replacement, painting, and reconstruction are generally quoted separately. Â
Small patches of mold on accessible, washable surfaces can sometimes be cleaned safely with appropriate protective equipment. However, professional mold removal is recommended for extensive contamination, recurring mold growth, sewage-related contamination, or mold affecting drywall, insulation, and concealed areas. Improper removal can spread mold particles and leave contamination behind. CPR24 Restoration follows IICRC S520 remediation practices, using containment barriers, HEPA air filtration, and professional cleaning procedures to help prevent contamination from spreading.
Black mold refers to mold with a dark appearance and does not necessarily identify a particular species. Exposure to indoor mold can cause allergic reactions, respiratory irritation, and worsening asthma symptoms in susceptible individuals. Mold colour alone cannot determine its health risks. Any visible indoor mold should be investigated, especially when it covers a large area or repeatedly returns. Professional mold remediation may be recommended depending on the extent of contamination and affected building materials.
Common signs of hidden mold include persistent musty odours, water stains, peeling paint, warped baseboards, damp drywall, and previous water damage. Mold can develop behind walls, beneath flooring, above ceilings, and inside concealed cavities where moisture remains trapped. CPR24 Restoration uses moisture meters, thermal imaging, and visual inspections to identify suspicious moisture conditions. These tools help locate potential moisture problems but do not directly confirm mold growth. Additional investigation or selective removal of building materials may be necessary to identify concealed contamination.
Professional mold remediation typically takes one to several days, depending on the size of the affected area, contamination levels, and materials requiring removal or treatment. Smaller projects may be completed within one day, while larger projects may require additional time for containment, demolition, cleaning, drying, and verification. HEPA air scrubbers may remain operating after active remediation when appropriate. Drywall replacement, painting, and other reconstruction work are generally scheduled separately
Professional mold remediation typically includes assessing the affected area, installing 6-mil polyethylene containment barriers when required, using HEPA-filtered air scrubbers and negative air pressure where appropriate, removing contaminated materials, HEPA vacuuming, and detailed surface cleaning. CPR24 Restoration follows IICRC S520 practices and uses Benefect antimicrobial treatment when suitable. Moisture assessments, dehumidifiers, and additional drying equipment may also be required. The exact scope depends on the extent of contamination, affected building materials, and property conditions.
Mold-contaminated drywall often requires removal because drywall is a porous material that can absorb moisture and support mold growth beneath its surface. Surface cleaning or antimicrobial spraying alone may not adequately address contamination within the material. When mold affects drywall, insulation, or concealed wall cavities, professional remediation may involve controlled demolition, HEPA vacuuming, detailed cleaning, and appropriate antimicrobial treatment. CPR24 Restoration evaluates affected materials to determine whether cleaning is sufficient or selective removal is necessary. Drywall replacement and reconstruction are quoted separately.
Yes, mold can return after professional remediation if the underlying moisture problem has not been corrected. Common causes include plumbing leaks, roof damage, condensation, high humidity, and inadequate ventilation. Professional mold remediation removes or cleans contaminated materials, but preventing future growth also requires moisture control. Repairing leaks, improving ventilation, maintaining appropriate indoor humidity, and promptly drying water-damaged materials can significantly reduce the likelihood of mold returning.
A professional mold inspection is recommended when the extent, location, or cause of contamination is unclear. However, air quality testing is not always necessary when visible mold is already present. Testing may be useful when there are persistent musty odours without visible growth, concerns about hidden contamination, or a need for independent post-remediation verification. CPR24 Restoration offers mold inspections, moisture assessments, and air quality testing to help evaluate property conditions and determine appropriate remediation recommendations.
Homeowners insurance may cover mold remediation when the contamination results from a sudden and accidental water damage event covered by the policy. Mold caused by long-term leaks, excessive humidity, condensation, or inadequate maintenance is often excluded. Coverage depends on the insurance provider, policy wording, and cause of damage. CPR24 Restoration assists homeowners with inspection reports, photographs, remediation estimates, and supporting documentation for insurance claims. Homeowners should confirm their specific coverage with their insurance provider.
CPR24 Restoration has office locations in North York, Richmond Hill, Vaughan, Aurora, Etobicoke, Mississauga, and Oakville. Our team provides on-site mold inspections and professional mold removal across Toronto and the GTA, including Scarborough, Woodbridge, Maple, Markham, Stouffville, Newmarket, King City, Bradford, Bolton, Caledon, Brampton, Burlington, Milton, Pickering, Ajax, Whitby, Oshawa, and Uxbridge. Services include attic, basement, bathroom, and other residential and commercial mold remediation. Call 416-551-8287 to confirm availability and arrange an assessment at your property.
24/7 Mold Removal Cost Service
Contact Us Today


Why Choose Us

Appointments

Fast Service

Experience

Certified Mold Removal & Remediation Company

Workmanship

Approved Pricing
Contact Us Now
Featured CPR24 Restoration Projects
At CPR24 Restoration, we take pride in delivering high-quality restoration services that help homeowners and businesses recover from disasters. Our featured projects showcase real-life examples of water damage restoration, mold removal, fire damage recovery, and more. Each project highlights our expertise, rapid response, and commitment to restoring properties efficiently and safely. From minor repairs to full-scale restorations, we ensure every job is completed with precision and care.
What Our Clients Are Saying
![]()
Marilyn LoweTrustindex verifies that the original source of the review is Google.
We consider ourselves fortunate to have happened upon CPR24 Restoration via a Google search when we were in need of remediation work for a mold issue in our basement. The glowing reviews prompted us to call and we quickly became aware of why this company has met with so much success. As soon as Chris arrived we could see his mind turn to problem-solving mode. He assessed our situation, outlined the work that needed to be done and most importantly provided reassurances that his team could get right on it. It gave us peace of mind to know that CPR24 could not only deal with the mold issue but also put everything back together and refresh all the areas involved. Not having to go in search of renovation contractors was particularly important to us as we had time constraints to get the work done. We were impressed by the efficiency of the trades and the respect shown to us and our home by all the workers involved. And it was nice to see some of the same faces throughout the project which provided continuity for us. It was evident that these individuals took pride in their work and were committed to a job well done. We thank CPR24 for its professionalism and timely service and certainly recommend it for your restoration needs.![]()
Mario CaniTrustindex verifies that the original source of the review is Google.
I had a flood in my basement and I called right away to get help. The team was extremely professional and efficient. They were with me every step of the way, and answered all the questions that I had. This is by far one of the most professional companies I have ever had the pleasure of dealing with. I would recommend them to everyone that I know because they really care about their work and they treat the customer with the upmost importance and respect![]()
Automotive serviceTrustindex verifies that the original source of the review is Google.
Outstanding service from CPR Restoration! They were fast, professional, and took care of everything with great attention to detail. Highly recommend for any restoration needs.![]()
siobhan freedmanTrustindex verifies that the original source of the review is Google.
Recently found mold in my attic, called CPR24 Restoration after finding them on the first page of Google. They picked up the phone straight away and gave me a whole detailed rundown on the steps that would need to be taken in my attic. They were very professional and efficient throughout the entire process. Overall excellent mold removal and remediation company with quick and professional service. Beyond satisfied with the results! Will be recommending to my friends&family.![]()
Ryan McCahillTrustindex verifies that the original source of the review is Google.
I called CPR24 Restoration after a condo water leak I recently experienced. After searching flood companies on Google and countless calls with other companies, CPR24 Restoration was the one that stood out to me most and was honestly most helpful throughout the entire process. Chris was quick to answer the phone, and they were the only company that gave me a clear outline of the water damage and flooding process. He met with me the same day of my phone call and was always very punctual. The team was very patient with me, they helped answer all of my many questions and were always very quick to respond if I had any issues throughout the week. I really appreciated how supportive Chris and his team were throughout the entire process. Highly recommend CPR24 Restoration!![]()
Aiden LenehanTrustindex verifies that the original source of the review is Google.
I had an amazing experience with CPR24 Restoration. I had mold in my basement and they were very quick and easy. Great customer service, Highly recommend.![]()
Stacey NdociTrustindex verifies that the original source of the review is Google.
My sister recommended CPR24 Restoration for flood damage and mold removal. I started to smell mold in my basement last week, I called Chris and he was there within the hour. I am so relieved I called him when I did because there were signs of toxic black mold which their team removed very efficiently. Staff was friendly and very punctual. Overall 10/10 experience!![]()
Farid AmirTrustindex verifies that the original source of the review is Google.
Recently I had mold problem in my basement Chris from CPR Restoration came with his professional team and took care of the situation I recommended them to all my friends great company to call![]()
Tatiana TrigazisTrustindex verifies that the original source of the review is Google.
I want to share my wonderful experience with CPR24 Restoration whom I highly recommend to others looking for mold removal companies. I called CPR24 Restoration for the toxic black mold I had in my basement, after finding them on Google. They were always on time, responded quick to my emails, and made me feel very secure throughout the whole process. Their team was very efficient but extremely careful at the same time. So professional and will definitely be keeping their contact for the future.![]()
Progna ParamitaTrustindex verifies that the original source of the review is Google.
I was so stressed out though, but Chris and his team are well organised, skilled, well mannered and very friendly. Anytime I called him, he replied. His main focus on client’s satisfaction. He is a very sincere person. Thanks very much to CPR24.
Related Blog Posts
A flooded Toronto home calls for three priorities: stay out of electrical danger, report the flooding, and arrange safe cleanup. Once the immediate risk is controlled, documenting the damage and identifying how water entered will help guide your insurance claim and repairs. This article explains what to do first, what
Professional mold removal addresses contaminated materials and the moisture conditions that allow mold to grow. For Midtown Toronto homeowners, tenants, and property managers, the priority is a clear assessment followed by appropriate cleanup—not simply covering stains. This article explains when to seek help, what to ask contractors, and how to
Published: November 2026 Basement flooding in Toronto is a growing concern for many homeowners. Heavy rain in Toronto can cause serious problems for homeowners. This is worse when stormwater overwhelms drains. It can also happen when sump pumps fail. Water may also enter through foundation cracks. Even minor basement flooding
Basement flooding can turn a familiar storage space into a dangerous emergency within minutes. We understand the urge to rush in and save your belongings, but standing water can conceal electrical, gas, sewage, and structural hazards. If your basement is flooding, first protect people and pets. Identify the source only
Water damage services in downtown Toronto address unwanted water, wet building materials, and the moisture problems left behind after leaks or flooding. Effective recovery involves more than removing puddles: affected materials need assessment, drying, cleaning, and sometimes replacement. When it comes to water damage restoration downtown Toronto, it’s important to
Mold removal becomes urgent when a musty smell fills a room. That odour traces back to wet basement foundation walls 99% of the time. Downtown Toronto’s crowded buildings and concrete surfaces put pressure on city sewers, forcing moisture into condos and older homes. We have seen this hidden growth become










