Public engineering firm directory

Find engineering consulting firms by capability and location.

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A&A Consultants Inc

McKees Rocks, PA

Specializing in geotechnical, structural, and civil engineering excellence

WebsitePhone3 offices7 projects8 credentialsFounded 1996Updated Jun 2026

Project: Big Beaver Bridge

Service: Bridge Design and InspectionsService: Bridge DesignService: Bridge InspectionsIndustry: TransportationIndustry: BridgesType: Civil Engineering+22 more

ARCHÉ Consulting Group, LLC

Springfield, VA

The Best Team for Project Success

WebsitePhone2 offices1 leadersFounded 2017Updated Jun 2026

Service detail: Program and Project Management

Service: Program and Project ManagementService: Construction ManagementService: Architecture and EngineeringIndustry: GovernmentIndustry: FederalType: Owner's Engineer+31 more

Alpha Corporation

Dulles, VA

Where Engineering Meets Adventure

WebsitePhone1 office3 projects6 leaders4 credentialsFounded 1979

Project: Hampton Roads Bridge-Tunnel (HRBT) Expansion Design-Build Project

Service: Engineering DesignService: Civil EngineeringService: Structural EngineeringIndustry: FederalIndustry: TransportationType: Civil Engineering+28 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Hancock County Marsh Living Shoreline

Service: EngineeringService: Civil EngineeringService: Coastal ResilienceIndustry: Power GenerationIndustry: FederalType: Civil Engineering+46 more

Autologic LLC

North Chesterfield, VA

Electrical and Controls Engineering, Design, & Programming Services

WebsitePhone2 offices4 projects5 leaders2 credentialsFounded 2001

Project: Fiberight BioFuel Recycling Facility - Turnkey Control System

Service: Electrical and Controls EngineeringService: Electrical DesignService: Control Panel DesignIndustry: MiningIndustry: Power GenerationType: Automation & Controls+45 more

Brudis & Associates, Inc.

Columbia, MD

Innovative, high quality, and responsive engineering solutions

WebsitePhone4 offices8 projects4 leaders6 credentialsFounded 1992

Project: MD 180 / MD 351 Highway Improvements

Service: Highway & PlanningService: Roadway Geometrics, Widening, Reconstruction & ImprovementsService: Streetscape DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+70 more

CES Consulting LLC

Warrenton, VA

Quality Delivered

WebsitePhone3 offices20 projects21 leadersFounded 2010Size Estimate: 180+ employees

Project: FHWA-EFLHD, Arlington Cemetery Defense Access Road

Service: Construction ManagementService: Construction InspectionService: Design-Bid-Build Program SupportIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+19 more

Environ-Civil Engineering, Ltd.

Columbia, MD

Quality, Integrity, Innovation, and Responsiveness

WebsitePhone3 offices6 projects3 leaders12 credentialsFounded 1992

Project: WSSC Piscataway Water Resource Recovery Facility Bio-Energy Project

Service: Water & Wastewater EngineeringService: Water supply and distribution system designService: Distribution and transmission main systemsIndustry: GovernmentIndustry: FederalType: Water / Wastewater Engineering+50 more

GENCO Systems Inc.

Herndon, VA

Engineering and IT Solutions for Government and Private Sector Industries

WebsitePhone1 office7 projectsFounded 1994Updated Jun 2026

Project: FAA En Route Automation Modernization (ERAM) IV&V

Service: Independent Verification and Validation (IV&V)Service: IV&V PlanningService: Full System Development Lifecycle (SDLC) VerificationIndustry: FederalIndustry: GovernmentType: Software Engineering+30 more

GZA GeoEnvironmental, Inc.

Norwood, MA

Solving Complex Challenges in Natural and Built Environments

WebsitePhone35 offices4 projectsSize Estimate: 800 employeesUpdated Jun 2026

Project: Upper Roberts Meadow Reservoir Dam Breach and Stream Restoration Project

Service: Geotechnical EngineeringService: Environmental Site Investigation and RemediationService: Environmental Site InvestigationIndustry: AgricultureIndustry: IndustrialType: Geotechnical Engineering+29 more

Global Geotechnical Consultants, LLC

Woodbridge, VA

Innovative Engineering with Quality Service

WebsitePhone1 office4 projects1 leaders3 credentialsFounded 2012

Project: Dulles Metro Silver Line Phase II

Service: Geotechnical EngineeringService: Geotechnical Exploration and AnalysisService: Retaining Wall DesignIndustry: TransportationIndustry: CommercialType: Geotechnical Engineering+23 more

Gul Engineering PLLC

Alexandria, VA

Engineering Solutions for a Resilient Future

WebsitePhone1 office4 leaders4 credentialsUpdated Jun 2026

Service detail: Construction Management

Service: Construction ManagementService: Construction InspectionService: Quality Assurance & Quality Control (QA/QC)Industry: GovernmentIndustry: FederalType: Civil Engineering+6 more

HBK Engineering, LLC

Chicago, IL

A Proven Leader in Utility Engineering

WebsitePhone29 offices6 credentialsFounded 1998Size Estimate: 900+ employeesUpdated Jun 2026

Service detail: Electrical Utility Infrastructure Design

Service: Electrical Utility Infrastructure DesignService: Transmission and distribution line designService: Substation designIndustry: Electric UtilitiesIndustry: Power GenerationType: Environmental Engineering+48 more

Infrastructure Consulting & Engineering, LLC

West Columbia, SC

A Full Service Transportation Consulting and Design Firm

WebsitePhone15 offices6 projects5 credentialsFounded 2005Size Estimate: 500-1,000 employees

Project: NC-540 (Triangle Expressway SE Extension)

Service: Roadway and Highway DesignService: Roadway widening and extensionService: Major interchange and intersection designIndustry: TransportationIndustry: GovernmentType: Civil Engineering+85 more

Kennedy/Jenks Consultants, Inc.

San Francisco, CA

Tailored Solutions for Transmission and Conveyance Projects

Website34 offices13 projects2 leaders9 credentialsUpdated Jun 2026

Project: EchoWater Project Site Preparation

Service: Air QualityService: MACT compliance review and plan developmentService: BACT reviewIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+38 more

Kheops Architecture Engineering Survey D P C

Atlanta, GA

Evaluate - Solve - Deliver

Website10 offices7 leaders2 credentialsFounded 1917Updated Jun 2026

Service detail: Construction Services

Service: ArchitectureService: Civil and Site EngineeringService: Construction ServicesIndustry: Arts & CultureIndustry: AviationType: Architecture & Engineering+31 more

Klein Engineering, PSC

Fairfax, VA

Safe Roads Save Lives

WebsitePhone2 officesFounded 2007Updated Jun 2026

Service detail: Transportation and Traffic Studies

Service: Transportation and Traffic StudiesService: Surface TransportationService: Traffic Engineering StudiesIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+23 more

Mill Brook Engineering, LLC

Dover, DE

Innovative & Responsible Design

WebsitePhone5 offices3 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DesignService: Environmental / Water ResourcesIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+19 more

Planate Management Group

Alexandria, VA

We Provide Global Technical Solutions In Difficult Environments Worldwide

WebsitePhone1 officeFounded 2007Updated Jun 2026

Service detail: Engineering Services

Service: Engineering ServicesService: Architectural ServicesService: Construction ManagementIndustry: DefenseIndustry: GovernmentType: Architecture & Engineering+2 more

ProSource Consulting, LLC

Washington, DC

ProSource Consulting, LLC is a Washington, DC metropolitan facilities management and engineering support firm serving federal, state, local, commercial, and institutional clients. It provides operations and maintenance, facilities engineering, spatial data management, inspections, CAD design, project management, and administrative support, with named client work spanning Treasury, NIH, ATF, GSA, VA, DOE, and FDA facilities.

WebsitePhone2 offices1 leaders8 credentialsUpdated Jun 2026

Service detail: Facilities Operations & Maintenance

Service: Facilities Operations & MaintenanceService: Facilities and Engineering ManagementService: Engineering and Management StudiesIndustry: GovernmentIndustry: FederalType: Mechanical Engineering+48 more

Retaw Engineering

Richmond, VA

The Global Water Practice

Website1 officeUpdated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: System Planning and PermittingService: Infrastructure DesignIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+12 more

SETTY

Fairfax, VA

Deliver High Performing Complex Buildings

WebsitePhone10 offices8 projectsFounded 1984Size Estimate: 100-250 employeesUpdated Jun 2026

Project: DCPS: COVID Retrofits / Emergency Indoor Air Quality Retrofits

Service: MEP/FP EngineeringService: Mechanical EngineeringService: GeothermalIndustry: HealthcareIndustry: LaboratoriesType: Automation & Controls+47 more

Shaffer, Wilson, Sarver & Gray, P.C.

Herndon, VA

Solutions with Sustainability & Growth

WebsitePhone1 office6 projects10 leaders3 credentialsFounded 1985

Project: Hidden Oaks Nature Center Project

Service: ArchitectureService: EngineeringService: Structural EngineeringIndustry: FederalIndustry: GovernmentType: Architecture & Engineering+16 more

Stellaris Development Consulting

Richmond, VA

Your Partner in Innovative Water Solutions

WebsitePhone2 offices1 projectsFounded 2018Size Estimate: 11-50 employeesUpdated Jun 2026

Project: Water Resource Development for Hyperscale Data Centers

Service: Water Resources and Infrastructure PlanningService: Water Resources PlanningService: Precision Infrastructure EngineeringIndustry: Data CentersIndustry: GovernmentType: Owner's Engineer+15 more