Maitre Inspecteur
“We had a fantastic experience with Maître Inspecteur.”
Best Civil, Structural and Environmental Engineers near Saint-Léonard, QC
None of these companies is based in Saint-Léonard; they work from towns including Montreal, Saint-Laurent and Longueuil.
24 companies listed · 1 open 24/7 · 2 open weekends · 18 rated 4.5+ · 1 shows a licence
Data verified October 18, 2026
Ingénieurs Structures
“I have done several projects with Provencher Coseb and I have always been surprised by the quality of their work, their availability and their speed in responding to changes that may occur on the site during construction.”
LBK
“Their expertise was very useful to us in our basement renovations.”
Pieux Métropolitain Inc
“The work was completed on time and the crew was friendly and professional.”
Laboratoire de la Montérégie
“Professional and people who really listen.”
Structural Engineer
“Working with Nader was a delight, very easy going and eager to help he was able to understand the problem and provide an honest solution.”
Listed for property owners in and around Saint-Léonard, QC, 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: Saint-Léonard, QC
The 24 companies on this page are rated from 4.0 to 5.0 across 347 reviews; 1 has 50 or more reviews and 18 are rated 4.5 or higher. 1 is open around the clock; 2 are open on Saturdays and 1 on Sundays. 1 shows a licence on its website. 15 have ten or more years of experience, the longest 27 years. 1 offers emergency call-outs; 2 give free estimates and 1 lists coupons or special offers. We have a website on file for all 24 of the companies on this page; 18 publish a contact page; 23 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.
How do I tell which firm suits a house?
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.
Services d'Alignement Oasis Ltée
Imausar Inc
“Very knowledgeable and fun to work with🙂”
Groupe Daskan Inc
“We use the services of Daskan to make our structural plans and load calculations for construction/renovation projects, Fast, Accurate and friendly service”
Mecanica Solutions
Consumaj Inc
“Excellent consulting engineering service, a complete firm with a large dynamic and professional team.”
Sbsa Experts-Conseils en Structure
“I especially appreciated the professionalism and availability of the engineer and his team to react quickly to the many unforeseen events on this site, which required adjustments, revisions of plans and visits to the site.”
Systemex Industries Conseils
“Amazing company with the best engineering resources.”
Averna Technologies Inc.
“Toujours un plaisir de travailler avec Averna”
B S A Groupe Conseil
“Firme d'ingénierie d'expérience spécialisée pour les projets extérieurs.”
Genipro-Stnh Inc
“équipe professionnelle et excellent service en gestion de projets”
Beaulier Inc
IGF Axiom
“Great welcome, health rules very well respected, very clean place.”
C D G U Inc
“Des professionnels hors pairs en génie civil pour vos projets”
GIE
“Work done on time, respectful of agreed rates, professional, a real pleasure”
Opticore
“En plus de fournir des solutions économiques et efficaces pour mes travaux de rénovation, ils ont également dépassés mes attentes en matière de service client.”
JPM Consultants Inc.
“They are super professional and specialized in energy saving and industrial refrigeration.”
Hbgc Ingénieurs
“Quick and structured response to our problem request at the garage level.”
L2C Experts Conseils en Structure
“Optimisation de coût de structure impressionnant.”
Why these companies made our list
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