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EVB Engineering
“Josh Eamon & his tesm is very cordial and professional.”
Best Civil, Structural and Environmental Engineers in Cornwall, ON
24 companies listed · 4 in Cornwall · 2 open 24/7 · 2 open weekends · 17 rated 4.5+
Data verified October 18, 2026
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EFI Engineering
“We had great pizza!”
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St Lawrence Testing & Insp Co Ltd
“Great service”
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H.s.p. Consultants Inc.
“Very professional and if required the work is done in a timely fashion!”
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Kovinich & Associates Engineers
“Will always use for our engineering needs.”
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Concept Envirosol
“When I asked for fast turnaround, they did their best to provide speedy service.”
Listed for property owners in and around Cornwall, 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: Cornwall, ON
4 of the 24 companies we list are based in Cornwall; the other 20 serve Cornwall from towns including Vaudreuil-Dorion, QC (69 km), Ottawa (87 km) and Blainville, QC (98 km). The companies on this page are rated from 4.0 to 5.0 across 575 reviews; 3 have 50 or more reviews and 17 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (100%), quality (87%) and responsiveness (62%). 2 are open around the clock and 2 are open on weekends. 2 show a licence on their websites. 16 have ten or more years of experience, the longest 26 years. 2 offer emergency call-outs and 1 gives free estimates. We have a website on file for all 24 of the companies on this page; 21 publish a contact page and 21 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?
2 of the 24 listings for Cornwall 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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TMG Engineering
- Plan
“Upon completion of the building, Troy completed the lot grading plan, in conjunction with other projects of the same nature, allowing the cost of the equipment to be shared between clients.”
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Lesage Excavation Inc
- Team
- French Drain
- Company
“He took the time to explain to us the various solutions to resolve our crack and water infiltration problem, without any pressure on his part (which two other companies who also came to offer us their services did not do).”
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C D G U Inc
“Dynamic consulting engineering company.”
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Shellex Groupe Conseil
- Grill
“Lots of experience in project management.”
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Structures Stross Inc
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Akton Injection
- Estimate
- Foundation
- Crew
“I appreciated my experience from the beginning, that is to say during my first call to request information and for the free estimate, during the process of submission, making an appointment and follow-up, until the 'work execution!”
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Eco-Nature Renovation & Construction Inc.
- Projects
- Team
- Quality
“This wasn't the first time we worked with the "Eco-Nature" group; we also had a small renovation in 2017, and both times we had a very good experience with this team:”
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Ecoinnovation Technologies
- Service
“I experienced exceptional customer service.”
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Hubbard & Co.
- Showroom
- Home
“Their show room has many amazing pieces that need to be seen to believed and I highly recommend that if you are looking for beautiful pieces of woodwork to take a trip down.”
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Groupe Daskan Inc
- Service
- Construction Site
- Team
“Daskan Inc really went the extra mile for us, we needed structural plans for our addition and Alexi and his team provided us exactly what we needed to get our permit.”
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Struxar
“I have done business with this company several times and have always had impeccable follow-up.”
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B S A Groupe Conseil
“Experienced engineering firm specializing in exterior projects.”
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Dessins De Structures Steltec
“Amazing gang”
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Groupe ABS
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Consultco
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Davis Engineering Limited
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Star Engineering AND Construction Ltd.
“For the help and advice they gave me in finding employment as a Junior Structural EIT, as once being in my position Dorel Mihai didn't think twice about trying to help me.”
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Sharpedge Engineering Inc.
“Great service and fair prices.”
Civil & Structural Engineering Services in Cornwall, ON Cost Estimates
Minimum cost
$281
Maximum cost
$1763
National Average
$685
Avg Per Hour Rates
$177
$452
$924
Typical price range is based on 372 cost profiles
Why these companies made our list
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