Public engineering firm directory

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3Vi, Inc.

San Ramon, CA

Engineering Excellence for a Sustainable Future

WebsitePhone3 offices1 leadersUpdated Jun 2026

Service detail: Systems Engineering & Integration

Service: Systems Engineering & IntegrationService: SCADA and Control SystemsService: Communications SystemsIndustry: TransitIndustry: RailType: Electrical Engineering+18 more

A. G. Consulting Engineering, PC

New York, NY

A. G. Consulting Engineering, PC is an established MEP and construction management consulting practice. It offers mechanical, electrical, plumbing, fire protection, fire engineering, LEED consulting, special inspection, and construction management services for infrastructure, institutional, and public works projects.

WebsitePhone5 offices8 projects7 leaders13 credentialsFounded 1994

Project: NYCT Fulton Street Transit Center

Service: MEP EngineeringService: Mechanical and HVAC Systems DesignService: Electrical Systems EngineeringIndustry: TransitIndustry: RailType: MEP+17 more

A. Morton Thomas and Associates, Inc.

Rockville, MD

Celebrating 70 Years of Engineering and Design

WebsitePhone1 office4 projects5 credentialsFounded 1955Size Estimate: 500-999 employees

Project: Route 1 Improvements

Service: Site and Civil EngineeringService: Site DevelopmentService: Civil DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+43 more

AB Consultants, Inc.

Lanham, MD

Multidisciplinary engineering and support services in the Baltimore-Washington area

WebsitePhone2 offices1 projects1 credentialsFounded 1993Updated Jun 2026

Project: WMATA Bus System Renovations

Service: Land PlanningService: Zoning StudiesService: Land Use Feasibility StudiesIndustry: GovernmentIndustry: TransportationType: Civil Engineering+82 more

AFORGE LLC

Lorton, VA

Accelerating the Speed of Knowledge to Support National Security

WebsitePhone3 offices6 credentialsSize Estimate: 1-24 employeesUpdated Jun 2026

Service detail: Strategy, Advisory, & Consulting

Service: Strategy, Advisory, & ConsultingService: Strategic & Operational PlanningService: Program Planning, Budgeting, and Execution (PPBE)Industry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+28 more

AM Pierce & Associates, Inc.

California, MD

AM Pierce & Associates, Inc. is a Maryland-based technical services company supporting Department of Defense customers with engineering, research, cyber, C5ISR, program, and acquisition capabilities. Its team works on sensor and data fusion, autonomy, unmanned systems, interoperability, systems engineering, modeling and simulation, warfare analysis, data links, electronic warfare, security systems engineering, and NAVAIR data fusion programs.

WebsitePhone2 offices3 leaders5 credentialsFounded 2007Updated Jun 2026

Service detail: Engineering and Research

Service: Engineering and ResearchService: Sensor and Data FusionService: Autonomy and Automated Decision MakingIndustry: DefenseIndustry: AerospaceType: Defense Engineering+21 more

ARGO Systems, LLC

Baltimore, MD

Innovative Construction Solutions

WebsitePhone6 offices1 credentialsFounded 2004Size Estimate: 50-100 employeesUpdated Jun 2026

Service detail: Program and Project Management

Service: Program and Project ManagementService: Project Planning and SchedulingService: Budget and Cost ControlIndustry: GovernmentIndustry: DefenseType: Electrical Engineering+26 more

ARRO Consulting, Inc.

Lititz, PA

Your trusted partner for municipal engineering.

WebsitePhone13 offices8 projects4 leadersFounded 1946Size Estimate: 100-300 employees

Project: Upper Uwchlan Township Municipal Authority Administrator

Service: Civil & MunicipalService: Appointed Engineer representationService: Roadway and Infrastructure RehabilitationIndustry: GovernmentIndustry: UtilitiesType: Civil Engineering+50 more

AVH Engineering

Edmonton, AB

Providing benefits to our clients and the greater community through engineering excellence and creativity

WebsitePhone2 officesUpdated Jun 2026

Service detail: Pressure Equipment Services

Service: Pressure Equipment ServicesService: CircuitizationService: CML OptimizationIndustry: Oil & GasIndustry: PetrochemicalType: Forensic Engineering+20 more

Accolade Technologies LLC

Annapolis Junction, MD

Empowering organizations through technology

Website1 office2 credentialsFounded 2019Updated Jun 2026

Service detail: Software Development

Service: Software DevelopmentService: CybersecurityService: Network Security & AnalysisIndustry: GovernmentIndustry: FederalType: Software Engineering+26 more

Ad hoc Research Associates LLC

Belcamp, MD

AI You Can Trust When Failure Isn't an Option

Website2 offices6 projectsUpdated Jun 2026

Project: Adaptive Cyber Range Control for White Cell Operations

Service: Digital Twin OperationsService: Mission & Network Digital TwinsService: Mixed-Fidelity EnvironmentsIndustry: DefenseIndustry: TelecommunicationsType: Software Engineering+15 more

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

Akina Inc

Highland, MD

Smart solutions for smarter business.

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Project Management

Service: Project ManagementService: EngineeringService: Systems EngineeringIndustry: Intelligence & National SecurityIndustry: DefenseType: Software Engineering+8 more

Alpha Sieger Engineering Services

Gaithersburg, MD

Expert Transportation Engineering & Construction Management Services

WebsitePhone1 office2 projects1 leadersFounded 2014Updated Jun 2026

Project: DDOT Federal-Aid Citywide Pavement Restoration IDIQ Contract

Service: Transportation, Traffic, and Safety StudiesService: Vision Zero StudiesService: Highway Safety Improvement Program (HSIP) StudiesIndustry: Highways & RoadsIndustry: TransportationType: Transportation Engineering+11 more

Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Hancock County Marsh Living Shoreline

Service: EngineeringService: Civil EngineeringService: Coastal ResilienceIndustry: Power GenerationIndustry: FederalType: Civil Engineering+46 more

Artera Technologies LLC

Ellicott City, MD

Employee-first systems and software engineering serving the intelligence community

Website1 office1 credentialsFounded 2012Updated Jun 2026

Service detail: Computer Network Operations

Service: Computer Network OperationsService: Embedded Systems DevelopmentService: Vulnerability ResearchIndustry: Intelligence & National SecurityIndustry: SoftwareType: Software Engineering+19 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

Bala Consulting Engineers, Inc.

Wayne, PA

Engineering a better future focused on the human experience.

WebsitePhone5 offices10 projects12 leaders2 credentialsFounded 1982

Project: Cencora

Service: Mechanical EngineeringService: HVAC and Mechanical SystemsService: Plumbing and Fire ProtectionIndustry: CommercialIndustry: TransportationType: MEP+29 more

Bravura Information Technology Systems, Inc.

Aberdeen, MD

Innovation delivered

Website1 office1 projects4 leaders1 credentialsFounded 2014Updated Jun 2026

Project: AT&T FirstNet Field & Flight Operations

Service: Persistent Surveillance SystemsService: Tethered Aerostat Systems (TAS)Service: Tactical Aerial Surveillance SustainmentIndustry: DefenseIndustry: FederalType: Defense Engineering+24 more

Brudis & Associates, Inc.

Columbia, MD

Innovative, high quality, and responsive engineering solutions

WebsitePhone4 offices8 projects4 leaders6 credentialsFounded 1992

Project: MD 180 / MD 351 Highway Improvements

Service: Highway & PlanningService: Roadway Geometrics, Widening, Reconstruction & ImprovementsService: Streetscape DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+70 more

C.C. Johnson & Malhotra, P.C.

Baltimore, MD

Provide the Highest Level of Service to Our Clients While Delivering Value

WebsitePhone6 offices16 projects8 leadersFounded 1979Size Estimate: 50-100 employees

Project: 540 West Madison

Service: Buildings and FacilitiesService: HVAC Systems DesignService: Electrical Power and LightingIndustry: CommercialIndustry: RetailType: Civil Engineering+58 more

CGW Technologies Inc.

Great Mills, MD

Engineering and technical support services for naval aviation systems and training ranges

WebsitePhone1 officeFounded 2007Updated Jun 2026

Service detail: Aerospace Communications Engineering

Service: Aerospace Communications EngineeringService: Military Aircraft Communication InterfacesService: Navy Program SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+12 more

CJL Engineering

Moon Township, PA

Dynamic Design, Reliable Results

WebsitePhone6 offices6 leaders11 credentialsUpdated Jun 2026

Service detail: Mechanical, Electrical & Plumbing (MEP)

Service: Mechanical, Electrical & Plumbing (MEP)Service: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+40 more

CMTA

Louisville, KY

Building Science Leadership

Website49 offices2 projects3 leaders6 credentialsFounded 1969Size Estimate: 1,560 employees

Project: CMTA Corporate Headquarters Building 2

Service: Consulting EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: ManufacturingIndustry: AviationType: MEP+30 more