Public engineering firm directory

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AMERICAN SYSTEMS Corporation

McLean, VA

Leaders by Performance.

WebsitePhone3 offices6 leaders15 credentialsFounded 1975Updated Jun 2026

Service detail: Engineering and Analysis

Service: Engineering and AnalysisService: Aerospace EngineeringService: Defense Systems AnalysisIndustry: DefenseIndustry: FederalType: Defense Engineering+12 more

ATCSI LLC

Chesapeake, VA

ATCSI LLC delivers specialized services and technical solutions in air traffic control systems integration, shipboard systems, manned and unmanned air systems, and air traffic control procedures and policy development. It provides program management, task-based curriculum development, technical training, information analysis, digital data services, systems engineering, and strategic project planning. With a workforce of subject matter experts, the team supports complex aerospace, defense, and maritime programs.

Website1 office2 projects4 leadersFounded 2012Updated Jun 2026

Project: Naval Air Traffic Management Program Support

Service: Air Traffic Control Systems IntegrationService: Air Traffic Control Procedure and Policy DevelopmentService: Air Traffic Control SimulationIndustry: DefenseIndustry: AviationType: Aerospace Engineering+19 more

Advanced Engineering Consultants

Columbus, OH

Advanced Engineering Consultants specializes in providing mechanical, electrical, plumbing, fire protection, technology, and utilities engineering design and construction administration services for the built environment. Established in 1998, the practice works collaboratively with owners, architects, and contractors across the Midwest, the nation, and globally. It has completed nearly 2,000 projects across diverse sectors including government, healthcare, education, and commercial markets.

WebsitePhone4 offices6 projects7 leaders14 credentialsFounded 1998

Project: Columbus Division of Police Crime Laboratory Renovation

Service: Mechanical EngineeringService: HVAC Design and UpgradesService: Electrical EngineeringIndustry: FederalIndustry: GovernmentType: MEP+23 more

Advanced Resources International, Inc.

Arlington, VA

Pioneering the Past. Innovating the Future.

WebsitePhone3 offices13 projects11 leadersFounded 1990Size Estimate: 60+ employees

Project: World Shale Gas and Shale Oil Resource Assessment

Service: Unconventional Oil & GasService: Shale Gas and Tight Oil Resource AssessmentService: Coalbed Methane Feasibility StudiesIndustry: Oil & GasIndustry: Carbon CaptureType: Petroleum Engineering+20 more

AeroQuest, LLC

Richmond, VA

Revolutionizing the aerospace industry through applied research and data analytics

WebsitePhone1 office3 projects1 leadersUpdated Jun 2026

Project: Weather Impact Analysis on Air Traffic

Service: Applied Aerospace Research & ConsultingService: Aviation Data AnalyticsService: System-Theoretic Process Analysis (STPA)Industry: AviationIndustry: AerospaceType: Aerospace Engineering+3 more

Altagrove LLC

Herndon, VA

Built for speed. Engineered to deliver.

WebsitePhone3 offices6 projects7 credentialsUpdated Jun 2026

Project: Missile Defense Agency SHIELD IDIQ

Service: CyberService: Cyber Security EngineeringService: Risk Management Framework (RMF) ComplianceIndustry: DefenseIndustry: Intelligence & National SecurityType: Software Engineering+24 more

Alytic, Inc.

King George, VA

Government Contractor, Seaport-e Prime Contract Holder and Experts on Navy Energy Conservation

WebsitePhone1 office3 leadersFounded 2011Updated Jun 2026

Service detail: Engineering Services and Technical Support

Service: Engineering Services and Technical SupportService: Concept Definition and RefinementService: Research and DevelopmentIndustry: DefenseIndustry: FederalType: Defense Engineering+26 more

Andromeda Systems Incorporated

Virginia Beach, VA

Your Supportability Teammate

WebsitePhone2 officesUpdated Jun 2026

Service detail: Supportability Analysis & Optimization

Service: Supportability Analysis & OptimizationService: Product Support Analysis (PSA)Service: Level/Location of Repair Analysis (LORA)Industry: DefenseIndustry: AviationType: Industrial Engineering+52 more

Aurex

Huntsville, AL

Engineering the Edge of Possible

WebsitePhone6 offices2 projects18 leadersUpdated Jun 2026

Project: Heavy Demonstrator Mission

Service: Hypersonic Systems EngineeringService: Modeling and SimulationService: Engineering Design TradesIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+42 more

Axta Space Corporation

Arlington, VA

Communications Solutions for Space

Website1 officeUpdated Jun 2026

Service detail: Satellite Communications Architectures

Service: Satellite Communications ArchitecturesService: Communications PayloadsService: Mission DesignIndustry: SpaceIndustry: AerospaceType: Aerospace Engineering+2 more

B3H Corporation

Shalimar, FL

Building Freedom's Team

WebsitePhone2 officesUpdated Jun 2026

Service detail: Engineering and Technical Support

Service: Engineering and Technical SupportService: Systems EngineeringService: Software EngineeringIndustry: DefenseIndustry: FederalType: Defense Engineering+24 more

Bandwidth Solutions Inc

McLean, VA

Engineering & Management

WebsitePhone1 officeUpdated Jun 2026

Service detail: Program and Project Management

Service: Program and Project ManagementService: Project ManagementService: Budgeting and Cost AnalysisIndustry: AerospaceIndustry: SpaceType: Telecom / RF Engineering+38 more

Brett LLC

Bristow, VA

Information Technology Consulting

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Systems and Software Engineering

Service: Systems and Software EngineeringService: Net-Centric Data InteroperabilityService: Systems Engineering and ValidationIndustry: FederalIndustry: DefenseType: Software Engineering+27 more

Caird Sextant, LLC

Annandale, VA

From the Poles to the Tropics - and Everywhere in Between

WebsitePhone1 office5 projects2 publicationsFounded 2013Size Estimate: 1-9 employees

Project: LCS Full Ship Shock Trial - Environmental Mitigation

Service: Research and Development SupportService: Ocean Science ResearchService: Energy Technology EvaluationIndustry: DefenseIndustry: GovernmentType: Environmental Engineering+19 more

Centuria Corporation

Reston, VA

A Data Driven Company

WebsitePhone2 offices3 projects7 leaders7 credentialsFounded 2002

Project: NOAA Radar Operations Center Mission Support Services

Service: Engineering & Scientific ServicesService: Systems EngineeringService: Modeling & SimulationIndustry: FederalIndustry: GovernmentType: Aerospace Engineering+61 more

DCS Corporation

Alexandria, VA

Engineering, programmatic, and technical support services for national security missions.

WebsitePhone1 office3 projects8 leaders1 credentialsFounded 1977

Project: Air Force Life Cycle Management Center Support

Service: Artificial Intelligence and Machine LearningService: Deep Learning ApplicationsService: Autonomy for Air Combat MissionsIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+19 more

DEVITA

Atlanta, GA

Delivering Innovative Engineering Strategies to Ensure Project Success

WebsitePhone4 offices11 projects4 credentialsUpdated Jun 2026

Project: Cornell University North Campus Expansion

Service: MEPS EngineeringService: Mechanical & Plumbing EngineeringService: HVAC SystemsIndustry: CommercialIndustry: RetailType: MEP+22 more

Dominion Engineering, Inc.

Reston, VA

Innovative products, expert consulting, and R&D for the next chapter in nuclear energy

WebsitePhone1 office1 projects4 publicationsSize Estimate: 25-100 employeesUpdated Jun 2026

Project: Hanford WTP Technical Issue Resolution

Service: Consulting ServicesService: Materials EngineeringService: Mechanical EngineeringIndustry: NuclearIndustry: FederalType: Materials Engineering+16 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

Endesco, Inc.

Rockville, MD

Endesco, Inc. is a multi-discipline civil engineering design, consulting, and construction management firm founded in 1997 and headquartered in Rockville, Maryland. It specializes in water resources, transportation planning and traffic engineering, roadway and lighting design, environmental studies, GIS, and project and construction management, primarily serving state DOTs, transit authorities, counties, cities, and federal agencies across the Washington, DC/Baltimore metro region and beyond.

WebsitePhone2 offices6 projects9 credentialsFounded 1997Size Estimate: 5-25 employees

Project: Transform I-66 Outside the Beltway (Express Lanes), Northern Virginia

Service: Water ResourcesService: Stormwater ManagementService: Hydraulics and HydrologyIndustry: GovernmentIndustry: TransportationType: Civil Engineering+52 more

Epsilon Systems Solutions, Inc.

San Diego, CA

Epsilon Systems Solutions, Inc. is a defense engineering and technical services provider headquartered in San Diego, California, with facilities in Portsmouth, Virginia, Mayport, Florida, and Pearl Harbor, Hawaii. Epsilon Systems provides marine engineering and ship repair for all classes of U.S. Navy vessels, C5ISR systems engineering and intelligence support, manufacturing of advanced military and commercial products, and technical services including geospatial analysis, environmental compliance, and simulation training. Operating over 125,000 square feet of repair, modernization, and manufacturing facilities near major U.S. Navy homeports, Epsilon Systems holds SUBSAFE certification on all classes of submarines and serves the U.S. Navy, NAVAIR, NAVSEA, and the broader national security community.

Website5 offices12 credentialsUpdated Jun 2026

Service detail: Navy Ship Repair and Modernization

Service: Navy Ship Repair and ModernizationService: SUBSAFE Submarine Modernization and RepairService: Alteration Installation Team (AIT) ServicesIndustry: DefenseIndustry: MarineType: Defense Engineering+30 more

Eritek Inc

Leesburg, VA

Innovative engineering solutions in RF and optical communications, optical sensing, and digital processing

WebsitePhone1 officeUpdated Jun 2026

Service detail: Optical Engineering

Service: Optical EngineeringService: Free Space Optical CommunicationsService: Optics DesignIndustry: GovernmentIndustry: DefenseType: Telecom / RF Engineering+21 more

FPLS Engineering, LLC

Richmond, VA

When Failure Isn't an Option, Trust Engineers Who Have Seen It All.

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Fire Protection System Design

Service: Fire Protection System DesignService: Fire Detection and Alarm DesignService: Mass Notification System DesignIndustry: FederalIndustry: DefenseType: Fire Protection Engineering+19 more

FTS International

Chantilly, VA

Trusted to Deliver. Built to Serve.

WebsitePhone1 office1 credentialsFounded 2005Updated Jun 2026

Service detail: Engineering

Service: EngineeringService: Mission OperationsService: Management SupportIndustry: DefenseIndustry: GovernmentType: Defense Engineering+2 more