Public engineering firm directory

Find engineering consulting firms by capability and location.

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AE Works

Sewickley, PA

We Make Building Projects a Better Value

WebsitePhone2 offices15 projects1 leaders23 credentials3 publications

Project: Bay Pines VA Medical Center, Electronic Health Records Modernization

Service: Architecture & Interior DesignService: Programming and Test FitsService: Master Planning and Space ConsolidationIndustry: CommercialIndustry: Multifamily ResidentialType: Architecture & Engineering+46 more

AHA Consulting Engineers

Burlington, MA

beyond engineering

WebsitePhone5 offices4 projects6 leadersFounded 1991Updated Jun 2026

Project: Assembly Innovation Park

Service: MEP/FP DesignService: Mechanical systemsService: Electrical systemsIndustry: Research FacilitiesIndustry: EducationType: MEP+25 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

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

Amentum

Chantilly, VA

Advancing the Future Together

Website1 office3 projects1 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Fukushima Cleanup

Service: Mission ModernizationService: Space SystemsService: Digital TransformationIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+20 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

Arcturus Space & Intelligence

Chantilly, VA

Arcturus Space & Intelligence is a Chantilly, Virginia-based Systems Engineering & Technical Advisory (SETA) and Systems Integration consulting firm. It delivers full-spectrum engineering and program management expertise to defense, intelligence, civil, and commercial clients pursuing complex, large-scale system-of-systems acquisitions, with a focus on space vehicles, ground systems, and advanced space-based software for ISR, SatCom, Space Domain Awareness, Protect and Defend, and Battle Management Command, Control, and Communication missions.

Website1 officeUpdated Jun 2026

Service detail: Systems Engineering and Technical Advisory

Service: Systems Engineering and Technical AdvisoryService: Architecture DefinitionService: Requirements DevelopmentIndustry: SpaceIndustry: DefenseType: Aerospace Engineering+12 more

Arium AE

Columbia, MD

Creative Vision Technical Precision

WebsitePhone2 offices5 projects3 leadersFounded 1988Updated Jun 2026

Project: CRISP Shared Services

Service: ArchitectureService: MEP EngineeringService: In-house MechanicalIndustry: GovernmentIndustry: DefenseType: Architecture & Engineering+19 more

Armison Tech, Inc.

Stone Ridge, VA

Cyber Security Consulting

WebsitePhone1 officeFounded 2012Updated Jun 2026

Service detail: Cybersecurity and Network Engineering

Service: Cybersecurity and Network EngineeringService: Penetration TestingService: Vulnerability AssessmentIndustry: SoftwareIndustry: Intelligence & National SecurityType: Software Engineering+25 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

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

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

Baskervill & Son, P.C.

Richmond, VA

Ask. Listen. Create.

Website7 offices3 leaders1 credentialsFounded 1897Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Interior DesignService: Space PlanningIndustry: HospitalityIndustry: HealthcareType: Architecture & 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

Compass Systems, Inc.

Lexington Park, MD

American Precision for Mission-Ready Technologies

WebsitePhone10 offices4 leaders2 credentialsFounded 1997Updated Jun 2026

Service detail: Research and Development

Service: Research and DevelopmentService: AI-Enabled Decision SupportService: Augmented Reality and TrainingIndustry: DefenseIndustry: AerospaceType: Defense Engineering+27 more

Dewberry

Fairfax, VA

Family Owned. Client Centric. Community Driven.

WebsitePhone1 office38 projects4 leaders1 credentials2 publications

Project: New York City Housing Authority Clinton Houses Stormwater Resilience

Service: ArchitectureService: Architectural DesignService: Interior DesignIndustry: FederalIndustry: TransportationType: Architecture & Engineering+54 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

GHT Limited

Arlington, VA

Engineering that Transforms Architecture.

Website1 office10 projects4 leaders3 credentialsFounded 1965Updated Jun 2026

Project: Amazon HQ2 Metropolitan Park

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: GovernmentType: MEP+46 more

Galloway & Company, LLC

Greenwood Village, CO

Nationally recognized. Locally preferred.

WebsitePhone16 offices1 projects1 leaders2 credentialsUpdated Jun 2026

Project: Future Legends Sports Complex

Service: ArchitectureService: New ConstructionService: Renovation & ExpansionIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+48 more

Hall Group Design Engineering Firm, LLC

Alexandria, VA

Because We Care About People, We Care About Buildings

WebsitePhone1 office3 projects2 leaders3 publicationsUpdated Jun 2026

Project: Clubhouse Renovation

Service: Facility EngineeringService: Facility PlanningService: Engineering StudiesIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+17 more

Hughes Associates Architects & Engineers

Roanoke, VA

Listen. Relate. Create.

WebsitePhone1 office5 projectsFounded 1985Updated Jun 2026

Project: Infusion Center at LewisGale Medical Center's Sarah Cannon Cancer Institute

Service: ArchitectureService: New BuildsService: Additions & RenovationsIndustry: CommercialIndustry: GovernmentType: Architecture & Engineering+29 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

Loyola Enterprises Incorporated

Hampton, VA

Modeling, simulation, information technology, and audio-visual systems integration.

WebsitePhone1 office2 projects5 credentialsFounded 1991Updated Jun 2026

Project: NIFC Remote Automatic Weather Station Engineering Support

Service: Information Technology ServicesService: Software Engineering and ProgrammingService: IT Systems AdministrationIndustry: GovernmentIndustry: FederalType: Electrical Engineering+31 more

McGill Associates, PA

Asheville, NC

Shaping Communities Together

WebsitePhone8 offices9 projects1 leaders3 credentialsFounded 1984

Project: Mission Tower North

Service: Water & WastewaterService: Water Source and TreatmentService: Water DistributionIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+74 more