Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

ANS

Scotch Plains, NJ

Engineering with integrity & purpose.

WebsitePhone1 office7 projects12 leadersSize Estimate: 100-300 employeesUpdated Jun 2026

Project: The Virginia Vanguard

Service: Civil, Site & Land DevelopmentService: Site Development & PermittingService: Regulatory Coordination & RepresentationIndustry: Renewable EnergyIndustry: SolarType: Civil Engineering+57 more

Advanced Infrastructure Design, Inc.

Hamilton, NJ

Advanced Infrastructure Design, Inc. (AID) is a consulting engineering practice established in 1998. Headquartered in Hamilton, New Jersey, with an office in Philadelphia, Pennsylvania, it is staffed by licensed Professional Engineers, scientists, researchers, and technicians. The practice specializes in transportation infrastructure preservation, deploying advanced non-destructive testing (NDT) technologies to evaluate and design solutions for roads, bridges, tunnels, airports, substructures, foundations, and parking structures. It is led by President Mojgan Mohtashami, PhD, MBA.

Website2 offices1 leadersFounded 1998Size Estimate: 10-30 employeesUpdated Jun 2026

Service detail: Pavement Engineering

Service: Pavement EngineeringService: Comprehensive Non-Destructive Field TestingService: Functional LCMS AssessmentIndustry: GovernmentIndustry: TransportationType: Civil Engineering+57 more

Agile Discovery Group LLC

West Berlin, NJ

Radar, Systems, and Hardware/Software Engineering

WebsitePhone2 offices2 projects7 leadersFounded 2007Updated Jun 2026

Project: X-Band Man Portable Doppler Radar (MPDR-X)

Service: Radar Systems EngineeringService: General Radar Systems EngineeringService: Radar Component EngineeringIndustry: DefenseIndustry: AerospaceType: Defense Engineering+16 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

Civilcraft Engineering LLC

New York, NY

Civil and structural engineering for New York and New Jersey.

WebsitePhone2 offices9 projects2 credentialsSize Estimate: 1-25 employeesUpdated Jun 2026

Project: NYSDOT Regional Design Services Agreement (RDSA)

Service: Building Safety ComplianceService: Facade Inspections (FISP / Local Law 11)Service: Parking Structure Inspections (PIPS / Local Law 126)Industry: GovernmentIndustry: InfrastructureType: Civil Engineering+33 more

Hillis-Carnes Engineering Associates

Annapolis Junction, MD

Your Foundation for Success

WebsitePhone21 offices7 projects3 leaders3 credentialsFounded 1993

Project: Anthem House Luxury Residential Development

Service: Geotechnical EngineeringService: Subsurface investigations and soil boringsService: Foundation design recommendationsIndustry: CommercialIndustry: Land DevelopmentType: Environmental Engineering+56 more

Regulus Group, LLC

Woodstock, VA

Engineering the skies.

WebsitePhone4 offices10 leadersFounded 2002Size Estimate: 200 employeesUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Surveillance SystemsService: Risk and Safety AssessmentIndustry: AviationIndustry: FederalType: Aviation Engineering+8 more

TPS Associates Inc.

Manchester, NJ

Precision Engineering, Trusted Military Support.

WebsitePhone1 office5 leaders13 credentialsUpdated Jun 2026

Service detail: ATE & Test Program Set Support

Service: ATE & Test Program Set SupportService: Acquisition SupportService: On-Site VerificationIndustry: DefenseIndustry: FederalType: Defense Engineering+16 more

TechniQuest Corporation

Princeton, NJ

Professional Engineering Consulting and Construction Inspection Services

WebsitePhone1 office3 projectsFounded 1995Updated Jun 2026

Project: NJDOT Arterial Management Center Staff Augmentation

Service: Traffic EngineeringService: Traffic Signal Design and OptimizationService: Lighting Design and Analysis (AGi32)Industry: TransportationIndustry: InfrastructureType: Transportation Engineering+22 more

The Nomad Group, LLC

Morristown, NJ

Better decisions begin with better intelligence.

WebsitePhone5 offices2 projects5 leaders5 credentialsFounded 2006

Project: Project Sure Shot COVID-19 Tracking Dashboard

Service: Geospatial Intelligence, Digital Information and Data AnalyticsService: Geospatial Data ServicesService: Geospatial Data CreationIndustry: DefenseIndustry: FederalType: Defense Engineering+27 more

Wang Technology, Inc.

Jamesburg, NJ

Delivering precision monitoring, data-driven insights, and engineering solutions for safer infrastructure.

WebsitePhone1 office5 projects9 leadersFounded 1988Updated Jun 2026

Project: Pulaski Skyway

Service: Geotechnical, Structural & Vibration MonitoringService: Automated Motorized Total StationsService: Vibration MonitoringIndustry: InfrastructureIndustry: TunnelsType: Geotechnical Engineering+18 more