Public engineering firm directory

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Sygnas Corporation LLC

Spring, TX

It's in the Why.

Website1 office3 leadersUpdated Jun 2026

Service detail: Project Management and Development

Service: Project Management and DevelopmentService: Project Feasibility AnalysisService: Project Execution SupportIndustry: Oil & GasIndustry: Renewable EnergyType: Automation & Controls+26 more

T. Baker Smith, LLC

Houma, LA

Empowering people. Enriching communities.

WebsitePhone10 offices10 projectsFounded 1913Size Estimate: 200-400 employeesUpdated Jun 2026

Project: US 190: LA 437 to US 190 Bus (Phase 1)

Service: EngineeringService: PlanningService: Civil & Structural EngineeringIndustry: Oil & GasIndustry: IndustrialType: Civil Engineering+41 more

TLC Engineering, Inc.

Houston, TX

TLC Engineering, Inc. is a Houston-based practice providing multi-disciplinary engineering, environmental planning, construction management, and disaster recovery services. Established in 1994, it serves public, private, and municipal clients across Texas, the Gulf Coast, and national markets. It delivers turnkey services from conceptual design through facilities commissioning, with deep experience in infrastructure projects, pipeline design, and FEMA disaster recovery assistance.

WebsitePhone6 offices10 projects9 leadersFounded 1994Size Estimate: 1-50 employees

Project: Hurricane Harvey - City of La Marque Recovery

Service: EngineeringService: Structural Seismic Analysis and DesignService: Architectural Engineering and PlanningIndustry: GovernmentIndustry: Oil & GasType: Architecture & Engineering+41 more

TRICORD Consulting

Frisco, TX

We've Got Air Quality Covered

WebsitePhone7 offices6 leadersSize Estimate: 50-99 employeesUpdated Jun 2026

Service detail: Air Quality Permitting

Service: Air Quality PermittingService: Air Quality Regulatory Compliance AnalysisService: Control Technology AnalysisIndustry: Oil & GasIndustry: PetrochemicalType: Environmental Engineering+25 more

Teague Nall and Perkins, Inc.

Fort Worth, TX

Improving our communities and meeting our clients' needs by doing the right things, right.

Website5 offices6 projectsFounded 1976Updated Jun 2026

Project: Upper Big Fossil Creek Parallel Relief Interceptor

Service: Civil EngineeringService: Land DevelopmentService: Subsurface Utility EngineeringIndustry: GovernmentIndustry: TransportationType: Civil Engineering+27 more

Terra Dynamics Incorporated

Round Rock, TX

Class 1 Injection Well Technology

WebsitePhone1 office1 credentialsFounded 1992Updated Jun 2026

Service detail: Injection Well Services

Service: Injection Well ServicesService: Permitting AssistanceService: Geologic and Reservoir EvaluationIndustry: Oil & GasIndustry: IndustrialType: Environmental Engineering+8 more

Terradyne Engineering Inc.

Euless, TX

Geotechnical & Environmental Engineering Experts Since 1995

WebsitePhone6 offices2 credentialsFounded 1995Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Drilling & SamplingService: Soil Testing & Laboratory AnalysisIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+21 more

Texas Geotechnical Consultants, LLC

Houston, TX

Texas Geotechnical Consultants, LLC (TGC) is a geotechnical engineering and testing, environmental engineering consulting, and construction materials engineering and testing firm based in the greater Houston, Texas area, providing foundation design, environmental, and materials testing services for a wide range of project types across Texas.

WebsitePhone1 office1 leaders5 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Exploration and Soil BoringsService: In Situ TestingIndustry: ResidentialIndustry: Multifamily ResidentialType: Geotechnical Engineering+33 more

The Delphi Groupe, Inc.

Austin, TX

The Delphi Groupe, Inc. has delivered professional, technical, scientific, and engineering services to commercial and government clients across the country since 1987. Its multidisciplinary practice spans environmental health physics, nuclear safety, radiological assessments, hazardous materials management, engineering design, and building energy services, with operations serving Austin, San Antonio, Houston, Dallas-Fort Worth, and Las Vegas.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Technical Services

Service: Technical ServicesService: Environmental Monitoring and SamplingService: Radiological Assessments and DosimetryIndustry: FederalIndustry: GovernmentType: Environmental Engineering+14 more

The Murillo Company

Houston, TX

Engineering Knowledge, Experience and a Team of Dedicated Professionals.

Website1 office3 leaders12 credentialsFounded 1967Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation DesignService: Pavement DesignIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+10 more

Tolunay-Wong Engineers, Inc.

Houston, TX

Your Trusted Partner in Geotechnical Engineering Solutions

WebsitePhone13 offices2 leadersSize Estimate: 50-150 employeesUpdated Jun 2026

Service detail: Geotechnical Investigations

Service: Geotechnical InvestigationsService: Site assessmentsService: Foundation design recommendationsIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+23 more

Trilogy Engineering Services LLC

Houston, TX

It's About Our Clients!

WebsitePhone2 offices2 leaders4 credentialsFounded 2015Updated Jun 2026

Service detail: Drinking Water Design

Service: Drinking Water DesignService: Supply WellService: Distribution WaterlineIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+44 more

UES (Universal Engineering Sciences)

Orlando, FL

Grounded In Excellence

WebsitePhone5 officesSize Estimate: 4,000+ employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Soil TestingIndustry: TransportationIndustry: InfrastructureType: Geotechnical Engineering+43 more

United Consulting

Norcross, GA

Engineering Excellence Since 1990.

WebsitePhone5 offices1 leadersFounded 1990Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Environmental ConsultingService: Construction Materials TestingIndustry: CommercialIndustry: EducationType: Geotechnical Engineering+9 more

Urban Engineers Inc

Philadelphia, PA

Be Part of Something Bigger

WebsitePhone14 offices7 projects7 leaders4 credentialsFounded 1960

Project: I-78/SR 61 Bridge Replacement and Interchange Reconstruction

Service: PlanningService: Multimodal Circulation PlanningService: Bicycle & Pedestrian PlanningIndustry: AviationIndustry: BridgesType: Civil Engineering+47 more

VRX, Inc.

San Antonio, TX

Proactive, big-picture thinking and planning for engineering, architecture, and program management

Website1 office5 projects4 leaders14 credentialsFounded 2006Updated Jun 2026

Project: TxDOT San Antonio US 281 Segment 1 CEI

Service: Construction Management & InspectionService: Constructability ReviewsService: Safety AnalysesIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+32 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

WEST Consultants, Inc.

San Diego, CA

Advanced Water Resources Investigations & Sustainable Solutions

WebsitePhone8 offices3 projects11 leaders1 credentialsFounded 1988

Project: Corps Water Management System Deployment for the Willamette River Basin

Service: HydrologyService: Hydrologic AnalysisService: ModelingIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+53 more

Water & Earth Technologies, Inc.

Severance, CO

Achieving Your Goals Through Innovation & Technology

WebsitePhone3 offices2 credentialsFounded 1997Updated Jun 2026

Service detail: Water Resource Engineering

Service: Water Resource EngineeringService: Hydrology and HydraulicsService: Erosion and Sediment ControlIndustry: Water ResourcesIndustry: Water SupplyType: Water / Wastewater Engineering+34 more

Water Resources Management Associates, Inc.

Jupiter, FL

Water Resources Management Associates, Inc. (WRMA) provides professional water resources and civil engineering services. Founded in 1997, it specializes in the analysis and design of municipal stormwater systems, sanitary and combined sewer systems, and flood control and drainage facilities. The practice delivers hydraulic modeling, pipeline condition assessment, environmental permitting, and grant procurement services for public and private clients across the Mid-Atlantic and Southeastern United States.

WebsitePhone9 offices7 projects2 credentialsFounded 1997Size Estimate: 10-50 employees

Project: Wildcat Branch Floodplain Delineation Study

Service: Civil EngineeringService: Drainage infrastructure designService: Sanitary sewer overflow (SSO) complianceIndustry: GovernmentIndustry: TransportationType: Civil Engineering+50 more

WaterEngineers, Inc.

Cypress, TX

Water & Wastewater Treatment Consultants - Engineering & Design

WebsitePhone1 office1 leadersFounded 1994Size Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Private Water and Wastewater Systems

Service: Private Water and Wastewater SystemsService: Commercial Water Well Design and PermittingService: Public Water System Design and TCEQ ApprovalIndustry: WastewaterIndustry: Water SupplyType: Water / Wastewater Engineering+28 more

Weishuhn Engineering, Inc.

Columbus, TX

Environmental and Engineering Solutions

WebsitePhone1 office10 projects1 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Project: Jordan Ranch Wastewater System Conversion

Service: Wastewater EngineeringService: TPDES Wastewater System Design and PermittingService: OSSF / Septic System DesignIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+27 more

White Stone Engineering & Environmental

Bedford, TX

Engineering Tomorrow, Surveying Today, Researching Always

WebsitePhone2 offices1 credentialsSize Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Water & Pipeline Engineering

Service: Water & Pipeline EngineeringService: Water & Pipeline DesignService: Stormwater EngineeringIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+37 more

Whitman Requardt Associates Llp

Baltimore, MD

People Focused - Project Driven

Website28 officesFounded 1915Updated Jun 2026
Service: TransportationService: Building DesignService: Water and WastewaterIndustry: Environmental & RemediationIndustry: MarineType: Architecture & Engineering+12 more