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Reynold Stokes Engineering Inc
“Not only does their team have a high standard of care for their Clients, but they also showcased extensive experience and know-how in what they do!”
Best Civil, Structural and Environmental Engineers in St. Catharines, ON
24 companies listed · 9 in St. Catharines · 1 open 24/7 · 2 open weekends · 15 rated 4.5+
Data verified October 18, 2026
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Upper Canada Consultants
- Company
“I highly recommend Roberto and UCC for anyone looking for a professional, affordable, great-overall communication and experience regarding survey and grading plans for your pool permitting needs.”
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Canvas Engineering Ltd.
“I have worked with Cory Goulet and his staff at Canvas Engineering for the past 3 years, as a Company, we have provided subconsultant services (electrical engineering) for many of their projects and I have also engaged Cory on a project on my own.”
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Quartek Group Inc
“Excellent company, professional, on time and on budget!”
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CEM Engineering
“Excellent place to work and great team to work with!”
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Jordan Engineering Inc
Listed for property owners in and around St. Catharines, 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.
Area overview: St. Catharines, ON
9 of the 24 companies we list are based in St. Catharines; the other 15 serve St. Catharines from towns including Niagara Falls (17 km), Fonthill (16 km) and Fenwick (18 km). 18 of the companies on this page have a rating, from 3.7 to 5.0 across 115 reviews; 15 are rated 4.5 or higher. 1 is open around the clock; 2 are open on Saturdays and 1 on Sundays. 3 show a licence on their websites and 2 list staff certifications (HAAG and LEED). 9 have ten or more years of experience, the longest 31 years. 1 offers emergency call-outs; 1 offers financing or payment plans; 1 gives free estimates; 1 is 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; 19 publish a contact page and 17 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.
Do any of these firms say they are licensed?
3 of the 24 listings for St. Catharines show a licence on their websites. The seal belongs to an individual, so match the name to the person doing your work, and confirm it through the provincial regulator rather than trusting a badge on a homepage.
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R.V. Anderson Associates Limited
“Great place to work!”
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Kerry T Howe Engineering Ltd
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Ellis Engineering Inc
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Get It Inspected
- Questions
- Price
- Home
“We received a detailed report with pictures within the promised timeline, along with a follow up on any questions we may have had regarding the report.”
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Canboro Creations Inc
- Creative
- House
- Drawings
“He stands by his work and is very knowledgeable in the industry - he got involved when we were having permit issues with the city and had everything cleared up very quickly with no extra charges.”
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Synchro Engineering Ltd
“This company is on point!”
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KGM Engineering Corporation
“Unmatched quality of work, professionalism, and attention to detail.”
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Enertec Engineering
“If you are considering a mechanical system for your next greenhouse project, wondering if cogen might be the way to go, or want to leverage an energy retrofit rebate, give these guys a call.”
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Cfms West Consulting Inc
“Very professional”
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Disante Engineering
“When I was informed by the Town of Oakville building department that I had to have an HVAC design done for the renovation by an individual with a BCIN designation I went to the internet & found DiSante Designs.”
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KMB International
“The owner is very professional and easy to work with”
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ACA Engineering Services
- Structural
“Al helped us to make changes and addition to our house .”
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Oneline Engineering
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James Federico & Associates
“Anytime they are involved on a project with us they give us answers quickly and that means a lot as a contractor.”
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Vandentech Engineering Inc
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Canada Engineering Solution Corp.
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Niebo Solutions Inc.
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Niagara Testing & Inspection Ltd.
Civil & Structural Engineering Services in St. Catharines, ON Cost Estimates
Minimum cost
$229
Maximum cost
$1439
National Average
$559
Avg Per Hour Rates
$144
$369
$754
Fair price range is based on 430 cost profiles
Why these companies made our list
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