Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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ACSYeS Inc

Aberdeen Proving Ground, MD

Scientific and engineering consulting services for aerospace, defense, and commercial applications.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Architecture DevelopmentService: Requirements EngineeringIndustry: AerospaceIndustry: CommercialType: Defense Engineering+23 more

ADDX Corporation

Alexandria, VA

Tenacious by Nature

WebsitePhone1 officeUpdated Jun 2026

Service detail: Engineering Readiness and Lifecycle Support

Service: Engineering Readiness and Lifecycle SupportService: Digital Engineering LaunchpadService: Engineering Readiness ReviewsIndustry: DefenseIndustry: GovernmentType: Defense Engineering+23 more

AFVET Solutions, LLC

Warner Robins, GA

Providing responsive, innovative solutions in aviation, engineering, logistics, and program management services.

WebsitePhone2 offices1 leadersFounded 2007Updated Jun 2026

Service detail: Engineering Support

Service: Engineering SupportService: Systems Engineering and IntegrationService: Avionics ModernizationIndustry: AviationIndustry: DefenseType: Aviation Engineering+30 more

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

ASG Solutions Corporation

San Diego, CA

ASG Solutions Corporation is a San Diego-based professional services provider supporting critical federal and military missions globally. It specializes in delivering tailored solutions across engineering, construction management, environmental services, information technology, and defense logistics.

WebsitePhone1 office10 projects1 leadersFounded 2005Updated Jun 2026

Project: Technical Support Services for NAVFAC SE DCBL/DC 4

Service: Engineering ServicesService: Electrical EngineeringService: Engineering TechniciansIndustry: DefenseIndustry: FederalType: Defense Engineering+23 more

AVIAN

Lexington Park, MD

We empower our people to do good and help others with simple solutions.

Website8 offices3 leaders1 credentialsUpdated Jun 2026

Service detail: Test & Evaluation

Service: Test & EvaluationService: Test Program ManagementService: UAS Test FlightIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+16 more

Adacel Systems, Inc.

Orlando, FL

Adacel Systems, Inc. supports aviation and defense customers from Orlando with air traffic management, digital tower, simulation, and training technology. Adacel combines REVAL digital ATC tower consulting, system design, development, deployment, and support; Aurora air traffic management system engineering, software development, test, and verification; MaxSim air traffic control simulation; and ICE aviation phraseology training tools.

WebsitePhone1 office3 credentialsUpdated Jun 2026

Service detail: Digital ATC Tower Systems

Service: Digital ATC Tower SystemsService: Aerodrome System IntegrationService: Remote Tower ArchitectureIndustry: AviationIndustry: AirportsType: Aviation Engineering+19 more

Advanced Automation Corporation

Rome, NY

Confidence in the Future: Emerging Technologies to Support the Warfighter

WebsitePhone1 office3 projects6 leaders3 credentialsSize Estimate: 25-50 employees

Project: Integrated Electronic Data Environment (IEDE) for Plutonium Processing Facility

Service: Systems EngineeringService: Requirements Definition and ManagementService: Conceptual and Preliminary DesignIndustry: AerospaceIndustry: DefenseType: Defense Engineering+30 more

Advanced Sciences and Technologies

Advanced Sciences and Technologies delivers systems engineering, test and evaluation, software development, and systems integration services for mission-critical defense, aviation, aerospace, and naval programs. The practice supports major federal agencies including the FAA, Department of Defense, and Department of Homeland Security, providing advanced combat systems development, air traffic management support, and complex software integration.

Website2 projects4 leaders1 credentialsUpdated Jun 2026

Project: US Navy Integrated Combat System Systems Engineering and Software Integration

Service: Systems EngineeringService: Systems Engineering Services Focused On The DesignService: ManagementIndustry: FederalIndustry: DefenseType: Defense Engineering+23 more

Advanced Technology & Research Corporation

Beltsville, MD

Fifty Years of Engineering Excellence

WebsitePhone1 office2 projects4 leaders2 credentialsFounded 1973

Project: USPS FSS Program Production

Service: Engineering ServicesService: Ship Signatures TechnologyService: Modeling & SimulationIndustry: DefenseIndustry: FederalType: Defense Engineering+9 more

Air Traffic Engineering Company LLC

Northfield, NJ

Air airspace modernization, modeling, and simulation engineering

WebsitePhone1 office4 projects8 leadersFounded 2006Updated Jun 2026

Project: Airport Facilities Terminal Integration Laboratory (AFTIL) Support

Service: Modeling & SimulationService: Airport Modeling and SimulationService: Dynamic Real-Time Air Traffic SimulationIndustry: AviationIndustry: TransportationType: Transportation Engineering+24 more

Alexey Research & Consulting LLC

Senior systems engineering for defense training and avionics modernization.

Website4 projects1 leaders3 credentialsSize Estimate: 1 employeesUpdated Jun 2026

Project: RSAF BASIC Wings Course Support

Service: Requirements EngineeringService: DOORS and Cameo Baseline DevelopmentService: Requirements Decomposition and AllocationIndustry: DefenseIndustry: AerospaceType: Defense Engineering+26 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

Altatech Engineering Technologies

Sioux Falls, SD

Advanced Engineering Solutions

Website1 officeUpdated Jun 2026

Service detail: Model-Based Systems Engineering

Service: Model-Based Systems EngineeringService: Requirements integrationService: Design and verification modelingIndustry: DefenseIndustry: FederalType: Defense Engineering+22 more

Altus Engineering

Darlington, MD

A History of Proven Performance

WebsitePhone1 office5 projects1 leaders1 credentialsFounded 2003

Project: Army Research Lab Ballistic Modeling and Research

Service: Software Development and IntegrationService: Survivability Analysis SoftwareService: Modeling and Simulation ToolsIndustry: DefenseIndustry: FederalType: Defense Engineering+15 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

Amtec Corporation

Huntsville, AL

Engineering and technical services for federal government agencies and defense programs

WebsitePhone1 officeFounded 1988Updated Jun 2026

Service detail: Systems and Multi-Disciplinary Engineering

Service: Systems and Multi-Disciplinary EngineeringService: Aerospace EngineeringService: Electrical EngineeringIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+25 more

Analytical Services and Materials, Inc. (AS&M)

Hampton, VA

Total Customer Satisfaction

WebsitePhone1 office2 projects2 leaders10 credentialsFounded 1983

Project: Mars 2020 Rover Heat Shield Ground Qualification Test

Service: Engineering ServicesService: Aeronautics EngineeringService: Wind Tunnel Testing SupportIndustry: AerospaceIndustry: AviationType: Aerospace Engineering+32 more

Analytix LLC

Huntsville, AL

Expert Management, Energy Efficient

Website1 office3 leadersFounded 2007Updated Jun 2026

Service detail: Modeling & Simulation

Service: Modeling & SimulationService: System Engineering and Requirement AnalysisService: Digital Simulation Model AnchoringIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+35 more

Applied Management Corporation

Technical services providing a more secure environment

Website3 credentialsFounded 1988Updated Jun 2026

Service detail: Design Engineering

Service: Design EngineeringService: Design Specification & Drawing ReviewService: Engineering Change Proposal SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+15 more

Applied Research Associates, Inc.

Albuquerque, NM

Innovative Solutions to Complex Problems

Website1 office5 projects1 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Switchback Autonomous Ground Platform

Service: Integrated Systems EngineeringService: Assured Position Navigation and TimingService: Contract Manufacturing and EngineeringIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+47 more

Applied Science & Technologies, Inc.

Inman, SC

Partnership built on proof. Not promises.

WebsitePhone1 office2 projectsUpdated Jun 2026

Project: METEOR Technology Transfer and Business Development

Service: Joint C2 and Tactical Data LinksService: Command-and-Control Architecture DesignService: Tactical Data Link IntegrationIndustry: DefenseIndustry: FederalType: Defense Engineering+44 more

Applied Technology Solutions, Inc.

Huntsville, AL

Engineering robust solutions for hypersonic and high-temperature applications

WebsitePhone1 officeFounded 2022Updated Jun 2026

Service detail: Hypersonic Environments

Service: Hypersonic EnvironmentsService: Thermal and Weather CharacterizationService: Ground Test Qualification and Analytical SupportIndustry: DefenseIndustry: AerospaceType: Defense Engineering+11 more

Aumakua Technical Solutions, LLC

Glen Burnie, MD

Bridging the Gap Between Operations and Technology

WebsitePhone1 office2 projects4 leaders2 credentialsUpdated Jun 2026

Project: Special Operations Command (SOCOM) Targeting and Training Element (STTE) Contract

Service: Systems Integration & TestingService: Radio Frequency Engineering & OperationsService: System Integration & TestingIndustry: DefenseIndustry: FederalType: Defense Engineering+19 more