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We have one company in Thorold on file, and it is on this list, along with 23 from towns including St. Catharines (9), Niagara Falls, ON (6) and Beamsville (2).
1 open 24/7 · 8 open weekends · 21 rated 4.5+ · 1 shows a licence
Data verified October 18, 2026
Listed for property owners in and around Thorold, ON, these 24 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.
23 of the 24 companies on this page have a rating, from 4.3 to 5.0 across 316 reviews; 21 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise quality (94%), professionalism (88%) and responsiveness (83%). 1 is open around the clock; 8 are open on Saturdays and 4 on Sundays. 1 shows a licence on its website and 1 lists staff certifications (HAAG). Domain records put 8 websites of the companies on this page at ten or more years old; the oldest dates from 1995. 1 offers emergency call-outs; 1 offers financing or payment plans; 3 give free estimates and 1 is family- or locally-owned. We have a website on file for all 24 of the companies on this page; 21 publish a contact page; 20 list a public email and 1 takes 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.
Websites are listed for all 24 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.
