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Duplantis Design Group

Thibodaux, LA

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Category

  • Engineering
  • Information Technology
  • Stormwater Management

Description

Duplantis Design Group (DDG) is a prominent multi-disciplinary firm that originated in Thibodaux, Louisiana, in 1997. Initially starting as a small civil engineering firm, DDG centered its mission on exceeding client expectations as a pathway to long-term success. Over the years, the company has significantly expanded its services, which now encompass a diverse range of sectors, including architecture, coastal engineering, water resources engineering, landscape architecture, environmental and regulatory consulting, surveying, and transportation engineering.

With a committed workforce of over 150 employees and a network of eight offices throughout South Louisiana, Alabama, Texas, and Mississippi, DDG has built a reputation for delivering comprehensive solutions tailored to meet various project needs. The firm prides itself on its cooperative workplace culture, which fosters teamwork and enhances the delivery of innovative designs, effective project management, and engineering solutions that improve community interaction.

DDG has engaged in a variety of projects across multiple sectors, including healthcare, education, public facilities, infrastructure, and coastal restoration, highlighting its adaptability and expertise. The firm emphasizes the importance of understanding client objectives deeply, enabling them to uncover additional benefits and opportunities that may not have been initially considered.

As the company continues to grow its portfolio and services, it remains dedicated to providing value to its clients while maintaining a strong focus on employee development and community engagement. DDG is not just about completing projects; it's about building lasting relationships and creating environments that enhance the interactions of the people who inhabit them.

Services Provided

  • Adaptive Reuse and Historic Renovation Design
  • Boundary Survey
  • Coastal Engineering
  • Coastal Restoration and Protection
  • Construction Administration
  • Data Management
  • Disaster Recovery
  • Drainage Analysis and Design
  • Electric Vehicle Infrastructure
  • Environmental Permitting Matrix Development
  • Environmental, Socio-economic, and Health Impact Assessment (ESHIA)
  • Feasibility Studies
  • Flood Risk Reduction
  • Facility Needs Assessment
  • GIS + Geospatial Technology
  • High Resolution Multi-beam Survey
  • LEED Design and Consultation
  • Local, State, + Federal Agency Permitting
  • Marsh Creation
  • Master Planning
  • Monitoring + Compliance
  • Neighborhood and Urban Planning
  • Project Management
  • Project Team Assemblage
  • Regulatory Processing
  • Road & Bridge Design
  • Roof Evaluation and Replacement Design
  • Sewer Assessment
  • Sewer Conveyance Systems
  • Site Investigation Reports
  • Stormwater Construction Compliance Audits
  • Stormwater Management
  • Traffic Analysis & Modeling
  • Transportation Planning & Advisory
  • Watershed Management
  • Water Distribution Systems
  • Wastewater Collection Systems

Contacts

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Category
  • Engineering
  • Information Technology
  • Stormwater Management
Locations Served
  • Thibodaux, LA
  • Gardere, LA
  • Covington, LA
  • Lafayette, LA
  • Metairie, LA
  • Houston, TX
  • Mobile, AL
  • Gautier, MS

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