I-10: LA 347 to Atchafalaya Floodway Bridge
Louisiana | Transportation
View project sourceDirectory
Public engineering firm profile
Waggoner Engineering, Inc.
Jackson, MS
Inspire, Engage, Deliver
- Services
- 21
- Offices
- 1
- Projects
- 11
- Leaders
- 1
- Founded
- 1976
- Size Estimate
- 325 employees
Overview
Waggoner Engineering, Inc. is a civil engineering and professional consulting practice founded in 1976. Headquartered in Jackson, Mississippi, it operates 16 office locations across the Southeast United States with over 325 employees. Partnered with the Trilon Group, Waggoner provides multi-disciplinary services including transportation engineering, water and wastewater design, hydrology and hydraulics, coastal restoration, subsurface utility engineering, surveying, and program management. It serves municipal, state, federal, and private industrial clients and is ranked No. 330 on the 2026 ENR Top 500 Design Firms list.
- Founded
- 1976
- Size Estimate
- 325 employees
Services
Transportation Engineering
Roadway and bridge design, route planning, and construction engineering services for public infrastructure projects.
Water & Wastewater Engineering
Design and development of regional utility infrastructure, including treatment systems and network distribution facilities.
Hydrology & Hydraulics
Advanced modeling and flood risk analysis for regional drainage networks and watershed areas.
Coastal Restoration
Planning and engineering designs to protect back barrier marshes and shorelines.
Subsurface Utility Engineering
Comprehensive utility investigation and mapping to prevent conflicts during infrastructure development.
Surveying
Work in this area is organized into supported delivery tasks.
Watershed Planning
Environmental assessment and resource coordination for complex watershed basins.
Construction Management
Oversight and administration of public works construction phases, ensuring compliance and quality.
Program Management
Strategic delivery of large-scale, multi-year infrastructure initiatives and regional recovery plans.
Strategic Services
Funding acquisition and operational optimization support to help communities secure resources.
Environmental Assessment
Comprehensive studies evaluating ecological impacts for transportation and resource management programs.
Industries
Firm type
Projects
Riverside Drive
Transportation
View project sourceCaminada Headlands Back Barrier Marsh Creation
Louisiana | Natural Resources
Engineering support and coastal restoration design for back barrier marsh creation in coastal Louisiana.
View project sourceBear Creek Watershed Plan - Environmental Assessment
Water Resources
View project sourceLake Charles WWTP Expansion
Lake Charles, Louisiana | Wastewater
View project sourceHolly Springs Road
2022 | DeSoto County, Mississippi | DeSoto County | Highways & Roads
A 2.6-mile roadway segment in DeSoto County, Mississippi, addressing recurring flooding in the Coldwater River floodplain. One of the most extensive local road developments in DeSoto County history, recognized with the ACEC-MS 2024 Grand Award.
View project sourceSanitary Sewer Overflow Reduction Program
Wastewater
View project sourceMDEQ Dam Safety Inundation Mapping
Mississippi | Mississippi Department of Environmental Quality | Water Resources
View project sourceReunion Parkway Phase 2
2025 | Madison County, Mississippi | Madison County | Highways & Roads
Design-phase services, mapping, CE&I, and utility relocation coordination for a new bridge over I-55 connecting Bozeman Road to Parkway East.
View project sourceLake Harbour Drive Extension
2020 | Ridgeland, Mississippi | City of Ridgeland | Highways & Roads
Environmental assessment, conceptual design alternatives, route location, final design, and construction engineering and inspection services for a multi-lane boulevard transportation facility.
View project sourceHinds Parkway Segment 2
2020 | Hinds County, Mississippi | Hinds County | Highways & Roads
Development of a 3.53-mile, stand-alone roadway linking the cities of Byram and Clinton, providing significant economic and energy efficiency benefits.
View project sourceCredentials and affiliations
Awards
2026 ENR Top 500 Design Firms, No. 3302025 ENR Top 500 Design Firms, No. 3482024 ACEC-MS Engineering Excellence Grand Award - Holly Springs Road2023 Zweig Group Hot Firm List2020 ACEC/MS Engineering Excellence People's Choice Award - Hinds Parkway Segment 22014 ACEC-MS Grand Award - DeSoto County Regional Wastewater Program2007 ACEC-MS Grand Award - County Line Road Corridor Revitalization1995 Mississippi CEC Grand Conceptor Award - Highland Colony Parkway
Affiliations
Leadership
Robbie Lear, Jr.
Transportation Market Sector Leader
PE, LSI