Best Mold Inspection & Testing near Brantford, ON
3 of these companies are based in Brantford; the others serve Brantford from towns including Cambridge (26 km), Hamilton (32 km) and Kitchener (33 km).
3 open 24/7 · 8 open weekends · 9 rated 4.5+
Data verified October 18, 2026
Nesthawk Home Inspections
Blast Environmental Services
DKI
Cherry Home Inspections
Onestop Shop Inspections
Listed for homeowners in and around Brantford, ON, these 10 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: Brantford, ON
The 10 companies on this page are rated from 4.0 to 5.0 across 1,805 reviews; 8 have 50 or more reviews and 9 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (91%), quality (85%) and responsiveness (85%). The topics that come up most in reviews of the companies on this page are "knowledge", "cleanliness" and "informative". 3 are open around the clock; 8 are open on Saturdays and 7 on Sundays. 3 list staff certifications (WETT and InterNACHI). 5 have ten or more years of experience, the longest 20 years. 3 offer emergency call-outs and 3 give free estimates. We have a website on file for all 10 of the companies on this page; 9 publish a contact page; 8 list a public email and 3 take 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 10 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.



