Public engineering firm directory

Find engineering consulting firms by capability and location.

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Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects7 leadersFounded 2006Updated Jun 2026

Project: Reagan National Airport

Service: Planning & SchedulingService: CPM Schedule DevelopmentService: Schedule Analytics, Quality Control, and KPI AnalysisIndustry: InfrastructureIndustry: AirportsType: Owner's Engineer+29 more
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Charles P. Johnson & Associates, Inc.

Silver Spring, MD

Crafting a Shared Vision of Success

Website1 officeFounded 1971Updated Jun 2026

Service detail: Planning and Land Development

Service: Planning and Land DevelopmentService: Site Selection AnalysisService: Feasibility ReportsIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+51 more
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Delon Hampton & Associates, Chartered

Washington, DC

Engineering is our practice. Commitment to excellence is our passion.

WebsitePhone5 offices10 projects8 leaders12 credentialsFounded 1973

Project: DC Water Clean Rivers

Service: Civil EngineeringService: Site Design and FeasibilityService: Infrastructure Evaluation and DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+27 more
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Engineering Dynamics

Silver Spring, MD

Engineering is a People Problem.

WebsitePhone1 office14 credentialsUpdated Jun 2026

Service detail: Human Factors Engineering

Service: Human Factors EngineeringService: Cognitive EngineeringService: UX ResearchIndustry: DefenseIndustry: FederalType: Defense Engineering+36 more
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Innovim, LLC

Silver Spring, MD

Secure Intelligence. Scientific Precision. Mission Advantage.

WebsitePhone1 office4 projects4 leaders19 credentialsFounded 2003

Project: Space Weather Follow-On L1 Satellite Support

Service: Data Engineering, Science & AnalyticsService: AI/ML PipelinesService: Cloud-Native ArchitectureIndustry: SpaceIndustry: Environmental & RemediationType: Defense Engineering+21 more
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Morgenstern Engineering LLC

Silver Spring, MD

Solving Problems. Helping People. Inspiring Possibilities.

WebsitePhone1 office3 projects1 leaders7 credentials2 publications

Project: On-Orbit Servicing Assembly and Manufacturing (OSAM-1) Mission

Service: Mission Systems EngineeringService: Spacecraft Concept, Design, Integration, Launch & OperationsService: Programmatic and Risk LeadershipIndustry: SpaceIndustry: AerospaceType: Aerospace Engineering+6 more
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Techniarts Engineering, LLC

Silver Spring, MD

Bringing the Future into the Present

Website1 office6 projects1 credentialsFounded 1967Updated Jun 2026

Project: Department of Justice Broadcast Video and Conference Systems

Service: Acoustical and Audio-Visual Systems DesignService: Scientific and Technical AV SystemsService: Conference and Briefing Center SystemsIndustry: FederalIndustry: DefenseType: Electrical Engineering+15 more
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Technology Project Managers, Inc.

Silver Spring, MD

Making Impossible Projects Happen

WebsitePhone1 office3 projects5 leaders4 credentialsSize Estimate: 1-25 employees

Project: GOES-R Program

Service: Systems EngineeringService: Requirements Definition and ManagementService: Systems Design and IntegrationIndustry: FederalIndustry: GovernmentType: Aerospace Engineering+20 more
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The Zanfer Group, LLC

Silver Spring, MD

Constantly Exploring

Website1 office1 leaders1 credentialsSize Estimate: 1-5 employeesUpdated Jun 2026

Service detail: System Engineering

Service: System EngineeringService: Reliability, Maintainability and AvailabilityService: Human Factors EngineeringIndustry: DefenseIndustry: FederalType: Defense Engineering+30 more
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Toole Design

Silver Spring, MD

Groundbreaking Work That Moves People

Website18 offices4 projects4 leadersFounded 2003Size Estimate: 300-500 employeesUpdated Jun 2026

Project: AASHTO Guide for the Development of Bicycle Facilities

Service: EngineeringService: Conceptual DesignService: Construction AdministrationIndustry: GovernmentIndustry: FederalType: Civil Engineering+40 more
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