Restoration Avenue
“Some was unfortunately missed in the same area but after contacting him he came back and cleaned it free of charge with no hassle.”
Best Mold Inspection & Testing near Verdun, QC
1 of these companies is based in Verdun; the others serve Verdun from towns including Montreal (7 km), Longueuil (10 km) and Saint-Lambert (7 km).
4 open 24/7 · 11 open weekends · all 15 rated 4.5+ · 2 show a licence
Data verified October 17, 2026
Novostar: Asbestos Mold Removal and Renovation
“We received excellent service from the quote and completion of the Work: removal of walls and ceilings with stucco covering, removal of flooring with linoleum and subfloor, and removal of a furnace chimney.”
MTL Home Inspection: Inspection Maison Montreal
“The thing I appreciated the most about Pantelis is that I felt like he really cared about the inspection and us as clients, and wasn't just going through the motions to get the job done.”
YG Home Inspection Services
“I have used other inspection services in the past, but my experience of working with this team was exceptionally positive and stressfree.”
Restornet
“I'm very aware of how badly water damage can completely destroy your house AND health to the point of no return, and I was so panicked about it all, but Cameron came in and assessed the damage quickly and efficiently.”
Louis Noël
“I recommend him if you need a building inspection after an offer to purchase.”
Listed for homeowners in and around Verdun, QC, these 15 companies test for mould and indoor air problems. Listings show what each one states about sampling, lab work and the environmental tests it offers, plus ratings and quotes from public reviews.
Area overview: Verdun, QC
The 15 companies on this page are rated from 4.7 to 5.0 across 1,684 reviews; 10 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (95%), quality (71%) and responsiveness (64%). The topics that come up most in reviews of the companies on this page are "efficient", "informative" and "price". 4 are open around the clock and 11 are open on weekends. 2 show a licence on their websites. 6 have ten or more years of experience, the longest 24 years. 5 offer emergency call-outs; 1 offers financing or payment plans; 3 give free estimates and 1 lists coupons or special offers. We have a website on file for all 15 of the companies on this page; 9 publish a contact page; 6 list a public email and 1 takes bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Is one opinion enough on a damp problem?
Not when the first visit ends with a large removal quote attached. You have 15 companies on this page, so getting a second diagnosis is straightforward. Ask each one what it thinks the water source is. Two independent answers that match is the strongest signal you will get.
Robert Young's Montreal Home Inspection Services Inc.
“He was very knowledgeable, told us all the issues and his report was extremely detailed.”
Axxonlab Inc.
“Marc, the representative who came to take our samples was very informative, pleasant to talk to and on the ball!”
Inspection Sur Mesure
“Excellent service, inspection done carefully and explanations of problems simple and understandable.”
Qualitam Inc
“I would highly recommend him to anyone looking for a commercial/residential inspector as well as an air quality expert.”
Polo Inspection/Inspection Polo
“Amazing - Pierre goes into detail and explains the concepts of the buildings with simplicity.”
Sylvain Dionne Inspecteur en Bâtiment
“Very professional, took his time to explain the various elements inspected to me, and answered my questions well on the day of the inspection.”
Flood Cleaning Montreal
“Very good service after a flood we had in our building.”
Winmar Property Restoration Specialists
“I thought it was an impossible task but their team tackled the job within a few days and left the place cleaner than the day we opened 10 years ago.”
Groupe Solaireau
“I have used other companies however Groupe SolAirEau is above and beyond expectations.”
Why these companies made our list
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