Mold Removal in Montreal, QC

At Masters' Guild, we provide expert mold removal services to ensure your home or business remains safe and healthy. Our experienced team specializes in mold remediation, using effective techniques and eco-friendly products to eliminate mold at its source and prevent future growth. Trust us to protect your property and enhance your indoor air quality.

Mold Removal in Montreal, QC: Small surface area (under 10 sq ft) typically runs $480–$1,450 CAD in 2026; the other common jobs below range from $480 to $28,500, depending mostly on affected area and hidden spread. Post your job free on Masters' Guild to get offers from ID-verified local pros; payment is held until the work is done.

What mold removal costs in Montreal, QC (2026)

Typical mold removal prices in Montreal, QC (CAD, 2026) — low to high per job

Job	Typical range (CAD)	Unit
Small surface area (under 10 sq ft)	$480–$1,450	per job
Bathroom or single room	$950–$3,350	per job
Basement remediation	$1,450–$4,750	per job
Attic remediation	$1,900–$5,700	per job
Whole-home or post-flood remediation	$9,500–$28,500	per job

Estimates: typical Canadian ranges adjusted for Montreal's regional price level (about 5% below the national average; estimate (Numbeo 2026 cost-of-living index: Montréal 59.9 versus Canada 63.0)). Get two or three quotes for your exact job.

Our Mold Removal Expertise in Montreal, QC

Comprehensive Mold Remediation

Our mold remediation services address mold at its root cause, ensuring thorough removal and long-term prevention. We handle mold problems of all sizes, whether it’s a small patch or widespread contamination.

Black Mold Removal

Black mold poses significant health risks, and our team is equipped to safely and effectively remove it. With professional black mold removal services, we help you regain a safe living or working environment.

Inspection and Assessment

We provide detailed inspections to identify mold growth and its underlying causes. Our mold specialists offer tailored solutions to address your unique situation and prevent future mold issues.

Affordable Mold Removal Solutions

Concerned about costs? We provide clear, upfront estimates for mold remediation costs, ensuring you receive high-quality service within your budget.

Why Choose Masters' Guild for Mold Removal?

Certified Mold Specialists: Our vetted professionals are experienced in mold removal and prevention techniques.
Eco-Friendly Products: We prioritize safe and sustainable methods to protect your health and the environment.
Transparent Pricing: Receive detailed estimates with no hidden fees for mold removal costs.
Convenient Booking: Easily schedule and manage your mold remediation services through our user-friendly app.

Get Started Today!

Post your Mold Removal Quest through our app to connect with certified specialists. Whether you need professional mold remediation, black mold removal, or an affordable mold removal company, Masters' Guild delivers reliable and effective solutions.

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Mold Removal Services We Offer

Masters' Guild provides comprehensive mold removal solutions to protect your property and improve air quality. From detailed inspections to full-scale remediation, we handle it all.

Mold Remediation: Thorough removal and prevention of mold growth.
Black Mold Removal: Safe elimination of harmful mold types.
Detailed Assessments: Identify and address the root causes of mold.
Mobile-Friendly Platform: Easily book, track, and manage your mold removal projects through our app.

What's different about mold removal in Montreal

If you are arranging mold removal in Montreal, identify the moisture source as well as visible growth. Montréal–Trudeau’s normal daily mean is -9.2°C in January and 21.7°C in July, with about 217 cm of typical annual snowfall. Snow clearing and roof-drainage maintenance are recurring needs, so attic, basement, or roof-related moisture deserves attention before remediation. In Le Plateau-Mont-Royal, Mile End, and Outremont, have the inspection consider concealed spread and access conditions.

Montreal’s housing stock may require careful assessment: 293,880 of the city’s 816,355 occupied private dwellings were built in 1960 or earlier in 2021. Ask for liability insurance and IICRC-trained remediation staff. If the work expands into rebuilding or repairing the moisture source, locally licensed trades may be needed. Municipal permit requirements should be confirmed before construction-related work; Ville de Montréal building-permit submissions require detailed plans, including structural details, for construction work.

What moves the price in Montreal

Older Montréal housing can conceal mold and complicate inspection behind finished surfaces.
Heavy snowfall makes roof drainage and attic moisture important remediation considerations.
Attic or crawl-space access can require specialized containment and HEPA equipment.
Rebuilding after remediation may trigger municipal permit review and detailed construction plans.

Licensing and permits in Quebec

Expect liability insurance and IICRC-trained remediation staff; rebuilding or moisture-source repairs may require locally licensed trades in either country.

Municipalities issue residential construction permits under their bylaws; confirm local requirements before work, since the provincial framework lets municipalities require permits and certificates. In Montreal, permits come from the Ville de Montréal — Comptoir des permis.

Tax: Labor for taxable commercial home repair or improvement services is ordinarily subject to GST and QST when supplied in Québec by a registrant.

Best time to book in Montreal

Spring and late summer/early fall are busiest; book in winter for better availability where conditions allow. Peak demand: April, May, August and September. Typical job length: 1-5 days; whole-home projects can take weeks.

DIY or pro? DIY is reasonable only for small hard-surface patches under about 10 sq ft; hire a remediator for larger, recurring, hidden, HVAC, sewage, or flood-related mold.

Areas we cover in Montreal

Pros on Masters' Guild take mold removal jobs across Montreal neighborhoods including Le Plateau-Mont-Royal, Mile End, Outremont, Rosemont–La Petite-Patrie, Villeray, Verdun, Notre-Dame-de-Grâce and Hochelaga-Maisonneuve.

Frequently Asked Questions

What does mold removal cost in Montreal, QC?

Provided Canadian ranges run from $500–$1,500 for a small surface area under 10 sq ft, $1,500–$5,000 for basement remediation, and $2,000–$6,000 for attic remediation. Hidden spread, containment, demolition, and moisture-source repairs affect the scope.

Do I need a permit for mold removal in Montreal?

Confirm requirements with the municipality before work. Quebec municipalities issue residential construction permits under their bylaws, and rebuilding, renovation, additions, changed building use, or certain water and sewer connections can require permits. Construction submissions in Montréal require detailed plans, including structural details.

When should I schedule mold removal in Montreal, QC?

Spring and late summer through early fall are the busiest periods. Winter can offer better availability where conditions allow. A typical remediation takes 1–5 days, while whole-home projects can take weeks.

Sources: Our Mold Removal cost guide · www.angi.com · homeguide.com. Updated 2026-09-16.

We Also Serve These Nearby Satellite Cities

In addition to Montreal, QC, we also offer Mold Removal in nearby areas, including the following satellite cities:

Longueuil, QC
Brossard, QC
Terrebonne, QC
Repentigny, QC
Blainville, QC