Duplantis Design Group (DDG) is a multidisciplinary design and consulting firm providing integrated professional services throughout the Gulf South. With nearly three decades of experience, DDG helps clients navigate projects from initial site assessment and due diligence through design, project management, and substantial completion.

DDG offers 11 service lines: civil engineering, program management, architecture, landscape architecture, coastal engineering, water resources, environmental services, surveying, structural engineering, funding advisory, and transportation. This multidisciplinary approach allows DDG to bring a broad range of expertise together to help clients plan, design, manage, and engineer successful projects.

At the heart of DDG is a commitment to being more than a consultant. The firm strives to serve as a true partner to its clients, guided by its core values of Respect, Integrity, Client Satisfaction, and Excellence and a mission to enhance the communities where people live, work, and play.

Duplantis Design Group (DDG) is a multidisciplinary design and consulting firm with nearly three decades of experience supporting projects from site assessment and due diligence through design, management, and substantial completion. DDG provides civil engineering, architecture, program management, landscape architecture, coastal engineering, water resources, environmental, surveying, structural engineering, transportation, and funding advisory services.

Built around the values of Respect, Integrity, Client Satisfaction, and Excellence, DDG approaches each engagement as a partnership. Its multidisciplinary teams work together to plan, design, manage, and engineer solutions that enhance the communities where people live, work, and play.