Principal Engineering office

Engineering Solutions for Public and Private Infrastructure & Facilities

Principal Engineering is a proud SBA Certified Service-Disabled Veteran Owned Small Business (SDVOSB)
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For more than two decades, Principal Engineering has delivered civil engineering, water and wastewater, and infrastructure solutions for public-sector clients across Louisiana.
Our military veteran leadership brings civil engineering experience, accountability, and a commitment to service.
We serve federal, municipal, utility, and institutional clients across Louisiana, from initial planning and design through construction and closeout.

"The PRINCIPAL Choice for Infrastructure"

Proven Experience, Trusted Results

20+ Years of Experience

Veteran-Led Engineering

Trusted by Public-Sector Clients

From roadways to drainage systems, we design resilient infrastructure built to withstand Louisiana's climate and terrain.
We engineer water treatment, distribution, and wastewater systems that keep communities healthy and compliant.
Civil and public works engineering support for government infrastructure projects.
Architecture and facility design through Principal Infrastructure - A/E/C, LLC, our architecture joint venture.
Our construction administration team keeps projects on schedule and on budget, from bidding through closeout.
Topographic, boundary, and hydrographic surveying through Principal Lowe Surveying, LLC.
Water & Wastewater
Civil Infrastructure
Federal A/E Services
Architecture & Facility Engineering
Construction Administration
Surveying

Our Services

Federal Partnerships

Civil and public works engineering for government infrastructure. Contact our veteran-led team to discuss project requirements, current qualifications, and opportunities to work together.
Contact Us
Founded in 2004, Principal Engineering, Inc. serves Louisiana communities from our Covington office. We provide civil and public works engineering, from planning and design through construction administration.
Our affiliated entities offer architecture and surveying, bringing the right expertise together for each project.

About Principal Engineering

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Let's Build What Matters.

Ready to discuss your next project? We're here to listen and deliver solutions.
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128 Northpark Blvd., Covington, LA 70433
985-624-5001
info@pi-aec.com
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