Stratum Engineering
“Certainly one of the best companies around in this field.”
Best Civil, Structural and Environmental Engineers near Slidell, LA
2 of these companies are based in Slidell; the others serve Slidell from towns including New Orleans (17 mi), Lacombe (10 mi) and Mandeville (18 mi).
1 open weekends · 6 rated 4.5+ · 2 show a license
Data verified October 19, 2026
Dammon Engineering
Charlie Rick
“Joseph Ratliff with Charlie Ricks has a great attitude and works with others to help them be successful.”
Engineering Operations LLC
Performance Analysis
“Performance is a knowledgeable and capable traffic reconstruction company providing analysis and expert witness services.”
Morphy Makofsky
“They came out to the property within an hour and had a very thorough report sent to me in less than 24 hours.”
Listed for property owners in and around Slidell, LA, these 10 companies do engineering work for properties. Listings show the disciplines each firm names on its own website, from structural to civil site work and environmental assessment, with ratings and quotes from public reviews.
Area overview: Slidell, LA
8 of the 10 companies on this page have a rating, from 3.6 to 5.0 across 123 reviews; 1 has 50 or more reviews and 6 are rated 4.5 or higher. 1 is open on Saturdays. 2 show a license on their websites and 1 has a BBB rating of A or A+. 7 have ten or more years of experience, the longest 48 years. 1 is family- or locally-owned. We have a website on file for all 10 of the companies on this page; 9 publish a contact page and 8 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 10 listings for Slidell show a license on their websites. Registration belongs to an individual, so match the name on the seal to the person doing your work, and verify it with the state board rather than trusting a badge on a homepage.
Ilsi Engineering
WDG
“Great MEP outfit to work with on all of our projects.”
Integrity Engineering
“They are quick to respond, easy to work with, and provided the deliverables to my satisfaction.”
Pace Group LLC
“This will be my go-to engineering company for all my future projects”
Why these companies made our list
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