Best Civil, Structural and Environmental Engineers near Orillia, ON
1 of these companies is based in Orillia; the others serve Orillia from Barrie (33 km) and Severn (4 km).
Data verified October 18, 2026
Michael Flynn & Associates Ltd.
Pearson Engineering Ltd.
WMI & Associates Ltd
Phact Engineering & Builders
Skelton Brumwell & Associates Inc.
Listed for property owners in and around Orillia, ON, these 10 companies do engineering work for properties. Listings show the disciplines each firm names on its own website, from structural to municipal site work and environmental assessment, with ratings and quotes from public reviews.

Area overview: Orillia, ON
8 of the 10 companies on this page have a rating, from 3.7 to 5.0 across 26 reviews; 7 are rated 4.5 or higher. 6 have ten or more years of experience, the longest 30 years. We have a website on file for all 10 of the companies on this page; 9 publish a contact page and 7 list a public email. 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.
How do I tell which firm suits a house?
Websites are listed for all 10 firms on this page. Look at project types. A practice geared to municipal infrastructure or industrial plants may not want a beam job, while a small residential structural firm will turn it round faster and cheaper. Say the scope plainly on the first call.