RPM @ Home Team Golden Horseshoe
“They even took care of the mold and mildew we didn't know we had in the attic, including addressing the source of the problem.”
Best Mold Inspection & Testing in Cambridge, ON
15 companies listed · 5 in Cambridge · 1 open 24/7 · 8 open weekends · 11 rated 4.5+
Data verified October 16, 2026
Winmar Property Restoration Specialists
“Winmar sent out 2 workers who were very thorough and pulled all the drywall and plaster off that had gotten wet.”
At Home and Play Inspections
“Not only would I hire Him again personally but i would recommend him to anyone looking for an inspector!”
Premier Environmental Services Inc
“Looks like they know what they are doing.”
Perfection Inspection Ltd
“Shout out to Rick, couldn't find a nicer guy!”
Moldcare
“Duane came by to take a look at our mold situation, gave us a helpful assessment and charged us nothing for his time, giving us honest advice that we didn't need his services in our case.”
Listed for homeowners in and around Cambridge, ON, 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: Cambridge, ON
5 of the 15 companies we list are based in Cambridge; the other 10 serve Cambridge from Kitchener (13 km), Guelph (18 km) and Breslau (11 km). The companies on this page are rated from 4.0 to 5.0 across 1,011 reviews; 7 have 50 or more reviews and 11 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (96%), responsiveness (83%) and quality (81%). The topics that come up most in reviews of the companies on this page are "cleanliness" and "estimates". 1 is open around the clock; 8 are open on Saturdays and 7 on Sundays. The services the companies on this page list most often on their websites are asbestos abatement (3), mould remediation (3), asbestos removal (2), biohazard remediation (2) and commercial loss (2). 1 shows a licence on its website and 2 list staff certifications (IICRC and InterNACHI). Domain records put 11 websites of the companies on this page at ten or more years old; the oldest dates from 1998. 2 offer emergency call-outs and 6 give free estimates. 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.
Winmar Property Restoration Specialists
“Nathan handled my flood and gave me a great deal an was fantastic to deal with.”
Heeley Home Inspections Inc.
“He was very thorough, took the time to explain things, and provided a comprehensive report.”
All Clear Environmental
“It was done professionally and I am confident it was done rightl.”
Robles Home Inspections
“He provided us with the details we needed and is quick with communication as well as getting us the report promptly.”
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Inspections By Gibson
“Mr Gibson walked me through the home inspection and provided details on items that needed attention.”
Reitzel Bros by AGS Environmental
“Above and beyond service and likely the best customer service we have had.”
Wickens Dry Ice Blasting
“Always a pleasure working with Pat and the team.”
Canadian Home Inspection Services
“He took the time to explain what he was finding while he was working, as well as giving a solid summary when he finished the inspection.”
BGO Enviro
“He was onsite within a week and left the location tidy when finished (no evidence of there being work done - dust, drywall etc).”
Why these companies made our list
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