Who We Are?

Quality Engineering and Surveying, LLC (QES) is a full-service engineering, planning, landscape architecture, and surveying firm with an established team of professionals located in Port Vincent, Louisiana. Our team consists of professional engineers and survey crews with over two centuries of experience in projects throughout Louisiana. QES melds the technical aspects of civil engineering with the understanding of public interest to provide innovative solutions to projects that are vital in the effort to enhance the quality of life for Louisiana residents.

Customer service and satisfaction are the key points of pride for all QES employees. We provide project managers and professionals that are instilled with the idea that customer satisfaction throughout the entire project leads to future repeat business with all of our clients. Paramount among the goals of QES are exceeding client expectations and building long-term relationships.


What We Do?

QES provides complete civil engineering design services from preliminary concepts to final construction for projects of all sizes and complexity. Our licensed and support staff of engineers, surveyors, grant specialists, landscape architects, and planners provides the expertise, professionalism, and innovative approaches fundamental to the execution of successful design solutions. Our multi-disciplinary approach provides our clients the opportunity to procure our services in: Engineering, Landscape Architecture, Planning, Land Surveying, and Program Management.

Our History

QES Building

Website About Us - Our History 2015


Quality Engineering & Surveying was founded by Deric J. Murphy, P.E., a lifelong resident of the Livingston Parish area.


QES accumulates a network of professional partners, teaming with architects, engineering firms, land planners, traffic engineers, geo-technicians, wetland specialists, and landscape architects to further compliment the quality services we offer to our clients.


QES is one of Southeast Louisiana’s leaders in the Civil Engineering and Surveying Industry. QES consists of professional engineers and professional survey crews with over 30 years of experience throughout nearly all areas of Louisiana.

Our Professional Staff


Deric J. Murphy, PE, LSI

President/Firm Principal

Jared Beiriger

VP of Construction/Inspection

Jamie Seal, CFM

VP of Operations/Project Manager
Website Daniel photo

Daniel Poché, PLS

Principal Land Surveyor

William Purser, PE

Engineer Manager

Joseph Labbe, PLA

Planning & Recreation Manager


George McCallum

Survey Coordinator
Jamie Bordelon

Jamie Bordelon, PLS, CFM

Professional Land Surveyor