Public engineering firm directory

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Aguirre & Fields

Sugar Land, TX

Engineering Innovators

WebsitePhone4 offices3 projectsFounded 1999Updated Jun 2026

Project: SH 130

Service: Transportation EngineeringService: Streets and HighwaysService: Bridges and Retaining WallsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+23 more

GAI Consultants, Inc.

Indianapolis, IN

Transforming Ideas Into Reality®

WebsitePhone5 offices24 leaders4 publicationsFounded 1958Updated Jun 2026

Service detail: Environmental Services

Service: Environmental ServicesService: Environmental Impact Analysis and NEPA DocumentationService: Permitting and Regulatory ComplianceIndustry: Power GenerationIndustry: Renewable EnergyType: Civil Engineering+44 more

GFT Infrastructure, Inc.

Allentown, PA

Ingenuity That Shapes Lives

WebsitePhone5 offices4 leadersUpdated Jun 2026

Service detail: Transportation

Service: TransportationService: Roadway and Highway DesignService: Bridge DesignIndustry: TransportationIndustry: AviationType: Transportation Engineering+38 more

GFT Infrastructure, Inc.

Chicago, IL

Ingenuity That Shapes Lives

WebsitePhone12 offices10 projects10 leaders8 credentials3 publications

Project: O'Hare International Airport Terminal 5 Expansion

Service: Transportation EngineeringService: Roadway Planning and EngineeringService: High-Availability Transit FacilitiesIndustry: TransportationIndustry: BridgesType: Architecture & Engineering+43 more

Gilpin Engineering, LLC

Austin, TX

Improving our Community, One Project at a Time

WebsitePhone2 offices2 projects5 leaders2 credentialsSize Estimate: 1-10 employees

Project: Downtown Road, Sidewalk and Drainage Master Plan

Service: Municipal EngineeringService: Consulting Municipal EngineeringService: Veterans Cemetery DesignIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+19 more

IEA Inc.

Dallas, TX

Engineering Solutions for a Better Life

Website5 offices4 projects14 leadersFounded 2008Updated Jun 2026

Project: SL 88 Segments 3A, 3B, and 3C PS&E

Service: Aviation EngineeringService: Runway DesignService: Taxiway DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+33 more