Niagara Environmental Dynamics Ltd
“They were able to complete the work very quickly and we can now breath easy knowing our home is asbestos-free!”
Best Mold Inspection & Testing near Port Colborne, ON
1 of these companies is based in Port Colborne; the others serve Port Colborne from towns including St. Catharines, Hamilton and Burlington.
7 open 24/7 · 20 open weekends · 23 rated 4.5+ · 3 show a licence
Data verified October 18, 2026
Elementary Property Inspections Inc
“I recently had the pleasure of working with Eric for a home inspection related to a property purchase, and I cannot recommend him highly enough!”
Get Rid
“Gave us great tips to prevent mold from coming back and a 10 year warranty.”
Get It Inspected
“I would recommend both Alex and Pat to anyone who is looking for detail-oriented inspectors who bring a wealth of knowledge, industriousness and great personality to each job.”
Ontario Mold Remediation Inc.
Servicemaster Restore
“Very much appreciate the speed with which they responded and the high quality of their work.”
Listed for homeowners in and around Port Colborne, ON, these 24 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: Port Colborne, ON
The 24 companies on this page are rated from 3.7 to 5.0 across 1,502 reviews; 10 have 50 or more reviews and 23 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (92%), responsiveness (85%) and quality (84%). The topics that come up most in reviews of the companies on this page are "knowledge", "price" and "estimates". 7 are open around the clock; 20 are open on Saturdays and 17 on Sundays. The services the companies on this page list most often on their websites are fire and smoke damage (2), infrared thermal imaging (2), mold removal (2) and pre-listing inspections (2). 3 show a licence on their websites and 5 list staff certifications (IICRC, WETT and HAAG). 10 have ten or more years of experience, the longest 29 years. 7 offer emergency call-outs; 1 offers financing or payment plans; 2 give free estimates; 5 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 23 of the companies on this page; 21 publish a contact page; 19 list a public email and 4 take bookings online. We count these figures across the companies on this page; 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 24 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.
Home Suite Home Inspections
“He gave great advise and explained thoroughly on what things we should concentrate on to increase our homes value.”
Bob Kish
“WETT inspection done by Bob Kish and he was on time & professional throughout the process from initial call to accepting payment online when the service was completed.”
Vaulted Home Inspections
“He is also very responsive to follow-up questions going forward, and we know we can call him anytime with questions about the home or advice on future reno's, etc.”
Caspi Service Group
“Very nice and friendly team … recommend to everyone 👍 Caspi service group is the best in town”
Garden City Environmental Services
“I let Ryan know I was in a rush to get the job done and he was willing to come in on a Saturday to accommodate me.”
Oakhill Environmental
“Very knowledgeable and great customer service.”
Jk Home & Commercial Inspection Services
“He followed up with a full report and willingness to answer our follow up questions.”
Sterling Home Inspection
Real Home Inspections Niagara
“Paul was prompt in his communications as well as detailed in his home inspection.”
Metro Contract Management Inc.
“After I called Jamie and explained that I was worried about mold in my basement, he came by within 20 minutes and patiently walked me through what was going on and how I could deal with it.”
Absolute Mold Remediation Ltd.
“They were professional, thorough, and most importantly completed the job at the quoted price.”
Alesca Restoration Inc
“When he arrived, he took extra care exploring all the spaces surrounding the washing machine and ultimately concluded that it was not a major problem and explained to us how to do the work ourselves (saving us $$).”
Restoranation Environmental Services Inc.
“They were polite, professional, and always willing share knowledge and advice, which was very much appreciated.”
Power Vac Services Hamilton & Power Environmental Management
“They were super friendly, extremely professional and careful with our home and did a fantastic job.”
Inspection Services Group
“James explained everything so thoroughly so I could understand, and in a 'No question is too stupid' kind of way !”
Paul's Restorations
“Incredibly responsive and puts the client first.”
True Inspection Home and Building Inspection Service
“Perfect inspections and detailed explanations for each things and also explained us how to fix the all problems.”
Rankin Home Inspection
“Bryce was thorough and gave excellent feedback on the state of my home.”
Why these companies made our list
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