Public engineering firm directory

Find engineering consulting firms by capability and location.

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Agha Engineering, LLC

Houston, TX

Engineering Innovation Forward

WebsitePhone1 office8 projects9 leaders2 credentialsSize Estimate: 60 employees

Project: Burnett Bayland Park

Service: Transportation EngineeringService: Roadway DesignService: Bike and Pedestrian PlanningIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+24 more

C. H. Fenstermaker & Associates, L.L.C.

Lafayette, LA

Surveying. Engineering. Environmental Consulting.

WebsitePhone9 offices10 projectsFounded 1950Updated Jun 2026

Project: Louisiana Watershed Initiative - Topographic and Bathymetric Data Collection

Service: Surveying & MappingService: Topographic & Boundary SurveysService: Construction Surveys & StakeoutIndustry: Oil & GasIndustry: PetrochemicalType: Land Surveying+30 more

CAS Consulting & Services, Inc.

Austin, TX

Civil engineering, program management, and construction management solutions for water, wastewater, and transportation infrastructure

WebsitePhone4 offices6 projects8 leaders25 credentialsFounded 1999

Project: Huebner Creek Regional Stormwater Facility

Service: Water & Wastewater EngineeringService: Water Distribution Evaluation and DesignService: Collection System Design and RehabilitationIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+31 more

Castellon Consulting LLC

Azle, TX

Drainage studies, floodplain analysis, and H&H modeling for land developers, engineers, and property owners

WebsitePhone1 office2 leaders1 credentialsUpdated Jun 2026

Service detail: Water Resources Engineering

Service: Water Resources EngineeringService: Hydrologic & Hydraulic (H&H) ModelingService: Downstream Impact AssessmentsIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+27 more

Civil Systems Engineering, Inc.

Sugar Land, TX

Systems engineering solutions for water resources, transportation, and GIS

Website1 office10 projects7 leaders1 credentialsFounded 2002Updated Jun 2026

Project: Hidalgo County Countywide FEMA Flood Map Modernization Project

Service: Water Resources EngineeringService: Watershed and stormwater master drainage planning and designService: Urban storm systems planning and CIP developmentIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+34 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

Guernsey

Oklahoma City, OK

Realize the Difference

WebsitePhone5 offices7 projects6 leaders5 credentialsFounded 1928

Project: Boeing High-Bay Research Facility

Service: ArchitectureService: Building DesignService: Interior DesignIndustry: DefenseIndustry: FederalType: Architecture & Engineering+35 more

H2O Terra, LLC

El Paso, TX

Elevating Infrastructure, Above and Below.

WebsitePhone1 office3 credentialsUpdated Jun 2026

Service detail: Water Resources Engineering

Service: Water Resources EngineeringService: Water EngineeringService: Wastewater EngineeringIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+31 more

Leavins Engineering & Design, LLC

Beaumont, TX

LEADing The Way, By Engineering The Future

WebsitePhone1 office1 projects1 leaders2 credentialsUpdated Jun 2026

Project: Parkway Church Ditch Project

Service: Civil EngineeringService: Water Resources EngineeringService: Transportation DesignIndustry: InfrastructureIndustry: Land DevelopmentType: Civil Engineering+5 more

Matrix Design Group, Inc.

Colorado Springs, CO

Excellence by Design

Website4 offices12 projects9 leaders25 credentialsFounded 1999Updated Jun 2026

Project: Westminster Regional Rail Transit-Oriented Design

Service: Civil EngineeringService: Site DevelopmentService: Grading & EarthworkIndustry: GovernmentIndustry: FederalType: Civil Engineering+66 more

Nathan D. Maier Consulting Engineers, Inc.

Dallas, TX

Nathan D. Maier Consulting Engineers, Inc. (NDM) is a multi-discipline civil engineering practice based in Dallas, Texas. Founded in 1984, it provides comprehensive services in water resources, water utility, transportation, structural, and development engineering, alongside construction management. The practice serves school districts, municipal infrastructure projects, roadway and bridge initiatives, and urban park and trail developments throughout Texas, Oklahoma, and Arkansas.

WebsitePhone1 office4 projects7 leaders51 credentialsFounded 1984

Project: Old Town Plaza

Service: Water Resources EngineeringService: Hydrologic and Hydraulic AnalysisService: Drainage Infrastructure DesignIndustry: EducationIndustry: Water ResourcesType: Civil Engineering+19 more

Salcedo Group, Inc.

Grand Prairie, TX

DFW-Based Engineering Firm. Civil Engineering. Surveying. GIS.

WebsitePhone1 office3 projects4 leadersFounded 2002Updated Jun 2026

Project: Beckley/Commerce Intersection Reconstruction

Service: Civil EngineeringService: Water Resources EngineeringService: Storm Drainage EngineeringIndustry: Highways & RoadsIndustry: Stormwater & Flood ControlType: Civil Engineering+10 more

Souder, Miller & Associates

Albuquerque, NM

Stronger Communities by Design

WebsitePhone8 offices5 projects1 leaders6 credentialsFounded 1985

Project: Cutter Lateral

Service: Water Resources EngineeringService: Water Supply and Master PlanningService: Water Distribution DesignIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+26 more

Vickrey & Associates, LLC

San Antonio, TX

United to Serve Our Valued Texas Clients

Website1 office3 projectsFounded 1971Updated Jun 2026

Project: The LINK Pedestrian Connection

Service: Civil EngineeringService: Survey and GeospatialService: Professional SurveyingIndustry: AviationIndustry: CommercialType: Civil Engineering+55 more

Woolpert

Beavercreek, OH

Global resources. End-to-end solutions. Innovative results.

WebsitePhone8 offices3 projects8 leaders9 credentialsFounded 1911

Project: USACE I-ATLAS Coastal Mapping and Nautical Charting

Service: ArchitectureService: Mission-Critical ArchitectureService: Education Facility ArchitectureIndustry: AviationIndustry: AirportsType: Architecture & Engineering+48 more

infraTECH Engineers & Innovators, LLC

Houston, TX

Designing Infrastructure, Redefining Horizons

WebsitePhone2 offices6 projects1 credentialsSize Estimate: 10-49 employeesUpdated Jun 2026

Project: US 75 Roadway Widening and Reconstruction

Service: Roadway & CivilService: Roadway Schematic DevelopmentService: Roadway and Interchange DesignIndustry: Highways & RoadsIndustry: BridgesType: Civil Engineering+34 more