Public engineering firm directory

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Avitility

Ashburn, VA

Trusted Mission Partner delivering cutting edge Audio Visual solutions

WebsitePhone1 officeUpdated Jun 2026

Service detail: Professional AV Design and Engineering

Service: Professional AV Design and EngineeringService: Concept and Capability AssessmentService: System Diagramming and DocumentationIndustry: GovernmentIndustry: FederalType: Defense Engineering+24 more

Boarhog LLC

San Diego, CA

Defense. Engineering. Innovation.

WebsitePhone3 offices4 projects4 leaders2 credentialsSize Estimate: 40 employees

Project: USS PINCKNEY (DDG-91) CANES Installation

Service: Systems Engineering and Technical Assistance (SETA)Service: Requirements and Test PlanningService: Integrated Logistics SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+29 more

Dynamic Animation Systems, Inc.

McLean, VA

Training is not practice. It is perfection.

WebsitePhone2 offices5 projectsFounded 1995Updated Jun 2026

Project: JTAGSS Program

Service: Modeling and Simulation ServicesService: Systems Engineering and ArchitecturesService: Software Research and DevelopmentIndustry: DefenseIndustry: Public SafetyType: Simulation Engineering+17 more

Engineering Materials Technologies, Inc.

Manassas, VA

Quality Matters

WebsitePhone1 office4 projects5 leadersFounded 1997Updated Jun 2026

Project: Ronald Reagan Washington National Airport (DCA) Geotechnical and Special Inspections

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Problem Soil EvaluationIndustry: AirportsIndustry: Highways & RoadsType: Geotechnical Engineering+31 more

FGS, LLC

La Plata, MD

Excellence in Every Endeavor

WebsitePhone3 offices3 leaders1 credentialsFounded 2004Updated Jun 2026

Service detail: Facilities Engineering

Service: Facilities EngineeringService: Audio Visual & Multimedia SolutionsService: Intelligence Analysis & OperationsIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+8 more

Legacy Engineering

Fredericksburg, VA

Dedicated Service. Inspired Design.

WebsitePhone3 offices7 leaders9 credentialsUpdated Jun 2026
Service: Civil EngineeringService: Construction Engineering InspectionService: Environmental ServicesIndustry: ResidentialIndustry: CommercialType: Civil Engineering+16 more

Michael Baker International

Pittsburgh, PA

We Make a Difference

Website18 offices5 projects15 leaders5 credentials4 publicationsFounded 1940

Project: Fika Remote Footbridge Build

Service: Infrastructure EngineeringService: Roadway and Highway DesignService: Bridge Design and InspectionIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+46 more

Predicate Logic Inc

San Diego, CA

A trusted tradition of quality engineering.

WebsitePhone3 offices4 projects4 leaders1 credentialsFounded 1992

Project: C4ISR Sustainment Task with NIWC Atlantic

Service: Systems Engineering and IntegrationService: Specification DevelopmentService: System Operational Verification Testing (SOVT)Industry: DefenseIndustry: FederalType: Defense Engineering+33 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

Quest Knight Enterprises, LLC

Buena Vista, VA

Committed to Innovation and Excellence

Website3 offices8 credentialsFounded 2009Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Systems Integration

Service: Systems IntegrationService: UAS / NAS Airspace IntegrationService: Sensor IntegrationIndustry: DefenseIndustry: Intelligence & National SecurityType: Aerospace Engineering+17 more

T3 Design Corporation

Fairfax, VA

T3 Design Corporation is a Fairfax, Virginia-based transportation engineering practice founded in 2006. It specializes in transportation planning, traffic engineering, roadway design, intelligent transportation systems, and operations program management, serving state departments of transportation, regional transit authorities, and local jurisdictions throughout the Mid-Atlantic region.

WebsitePhone1 office6 projects5 leaders5 credentialsFounded 2006

Project: I-395 General Engineering Consultant (GEC) Transportation Management Plan Project

Service: Transportation PlanningService: Traffic Impact AnalysisService: Traffic ForecastingIndustry: GovernmentIndustry: TransportationType: Transportation Engineering+26 more