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.

Filters1

Soil and Land Use Technology, Inc.

Washington, DC

Geotechnical, environmental, and occupational health and safety engineering consulting

WebsitePhone3 offices4 projects12 leaders2 credentialsSize Estimate: 10-49 employees

Project: Purple Line Light Rail

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Foundation DesignIndustry: GovernmentIndustry: Environmental & RemediationType: Civil Engineering+29 more

Somat Engineering, Inc.

Detroit, MI

Infrastructure Engineering Solutions

WebsitePhone8 offices8 projects2 leaders7 credentialsFounded 1986

Project: M-1 Rail (QLine)

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Foundation DesignIndustry: TransportationIndustry: Highways & RoadsType: Geotechnical Engineering+49 more

Steven Winter Associates, Inc.

Norwalk, CT

We help you identify progressive solutions to improve the built environment.

Website4 offices4 projects1 leaders4 credentialsFounded 1972Updated Jun 2026

Project: StuyTown and Peter Cooper Village

Service: Sustainable Design & ConstructionService: Sustainability Planning & AnalysisService: Green Building CertificationsIndustry: CommercialIndustry: EducationType: MEP+14 more

Stone Security Engineering, PC

New York, NY

Applied Knowledge

WebsitePhone3 offices3 leaders4 credentials3 publicationsSize Estimate: 1-50 employees

Service detail: Consulting and Design

Service: Consulting and DesignService: Security Design AnalysisService: Planning and Master PlanningIndustry: CommercialIndustry: GovernmentType: Structural Engineering+25 more

Summer Consultants, Inc.

Washington, DC

Summer Consultants, Inc. is a Washington DC-area MEP/FP and commissioning engineering firm founded in 1963, specializing in government, institutional, and higher education clients. Its engineers are known for solving complex challenges in older, occupied federal buildings and historic properties, and Summer Consultants is licensed in DC and surrounding states. Offices operate in Washington DC, Norfolk VA, Philadelphia PA, and Raleigh NC.

Website4 officesUpdated Jun 2026

Service detail: MEP/FP Engineering

Service: MEP/FP EngineeringService: CommissioningIndustry: GovernmentIndustry: FederalType: MEP+2 more

Syska Hennessy Group

Atlanta, GA

Engineering the Amazing

WebsitePhone21 offices7 projects10 leaders1 credentials2 publications

Project: Mount Sinai Behavioral Health Center

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: AviationIndustry: Power GenerationType: Automation & Controls+39 more

Systems Planning and Analysis, Inc.

Washington, DC

Objective. Responsive. Trusted.

Website3 offices7 projects2 leaders1 credentialsSize Estimate: 500-1,000 employeesUpdated Jun 2026

Project: Columbia-class SSBN Technology Development

Service: Strategic Analysis and Force DesignService: Force Structure DevelopmentService: Requirements DefinitionIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+37 more

Tech-Marine Business, Inc.

Washington, DC

Customer-Focused Federal Engineering and Program Support

Website1 office6 leaders4 credentialsFounded 1997Updated Jun 2026

Service detail: Acquisition Management Support

Service: Acquisition Management SupportService: Business Financial Management SupportService: Earned Value Management SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+13 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

VHB

Watertown, MA

Creating a more sustainable future.

Website7 offices1 projects4 leadersFounded 1979Size Estimate: 2,300 employeesUpdated Jun 2026

Project: MBTA Draw One Bridge Replacement

Service: Transportation Planning and EngineeringService: Land DevelopmentService: EnvironmentalIndustry: FederalIndustry: GovernmentType: Civil Engineering+17 more

VIKA

Washington, DC

Five locations, four decades in business, one shared vision.

Website1 office4 projects4 leadersUpdated Jun 2026

Project: Pike & Rose

Service: Civil Engineering & Site DesignService: Surveying & GeomaticsService: Planning & EntitlementIndustry: CommercialIndustry: Mixed-UseType: Civil Engineering+19 more

Veracity Engineering

Washington, DC

Veracity Engineering is a systems engineering and program management firm based in Washington, DC, focused on air traffic management modernization and airspace safety. For over 21 years, its staff has provided federal government clients with full lifecycle engineering support, technical services, and programmatic leadership to increase the safety, security, and capacity of the nation's air traffic management systems. Veracity also develops and operates its SurfaceView and AIRPORTinsight airport surface surveillance products, which provide real-time surface situational awareness for airports of all sizes.

Website1 office3 leadersUpdated Jun 2026

Service detail: Systems Engineering & Program Management

Service: Systems Engineering & Program ManagementService: Air Traffic Control CommunicationsService: Information Technology System SupportIndustry: AviationIndustry: AirportsType: Aviation Engineering+5 more

Vuur Consulting, LLC

Washington, DC

Fire Protection Consulting & Design

Website1 office1 leaders1 credentialsSize Estimate: 1-4 employeesUpdated Jun 2026

Service detail: Fire Protection Engineering

Service: Fire Protection EngineeringService: Fire Alarm System DesignService: Fire Sprinkler System DesignIndustry: HealthcareIndustry: FederalType: Fire Protection Engineering+23 more

WB Engineers+Consultants

Boston, MA

We Improve the Way Things Are Done

Website3 offices8 projects11 leaders10 credentialsSize Estimate: 50-100 employeesUpdated Jun 2026

Project: AMP GMP Facility Design for Gene Therapy Manufacturing

Service: Mechanical, Electrical, Plumbing, Fire Alarm & Fire Protection EngineeringService: HVAC system designService: Electrical power and distribution designIndustry: Research FacilitiesIndustry: Mission Critical FacilitiesType: Automation & Controls+39 more

Walker Consultants

Chicago, IL

Bringing Life to the Built Environment

Website26 offices4 publicationsFounded 1965Size Estimate: 500+ employeesUpdated Jun 2026

Service detail: Parking Design

Service: Parking DesignService: Functional DesignService: Architecture DesignIndustry: AviationIndustry: ResidentialType: Forensic Engineering+44 more

Wells + Associates

Tysons, VA

Transportation Consultants - Engineering, Planning, TDM

WebsitePhone4 offices6 projects7 leadersUpdated Jun 2026

Project: The Key Hilton Rosslyn: Traffic + Parking Studies, PMP, TMP/TDM

Service: Traffic EngineeringService: Traffic impact studies and site assessmentsService: Traffic signal design, modification, and warrant studiesIndustry: TransportationIndustry: CommercialType: Transportation Engineering+28 more

Whitman Requardt Associates Llp

Baltimore, MD

People Focused - Project Driven

Website28 officesFounded 1915Updated Jun 2026
Service: TransportationService: Building DesignService: Water and WastewaterIndustry: Environmental & RemediationIndustry: MarineType: Architecture & Engineering+12 more

Wiles Mensch Corporation

Washington, DC

Designing Dynamic Development

Website1 office9 projects4 leadersUpdated Jun 2026

Project: Parc Riverside

Service: Civil EngineeringService: Feasibility Studies and Due DiligenceService: Site DesignIndustry: GovernmentIndustry: TransitType: Civil Engineering+40 more

Wise Engineering Consulting LLC

Washington, DC

We Simplify Weapon Systems Integration!

WebsitePhone1 office2 projects1 leadersFounded 2017Size Estimate: 1-10 employees

Project: PMA 266 FireScout and Arleigh Burke DDG Integration

Service: Weapons Systems IntegrationService: Unmanned Vehicles IntegrationService: Early Integration TestingIndustry: GovernmentIndustry: FederalType: Defense Engineering+13 more

Wiss, Janney, Elstner Associates, Inc.

Northbrook, IL

Solutions for the Built World

WebsitePhone30 offices5 projects5 credentials5 publicationsFounded 1956

Project: Washington Monument

Service: Structural EngineeringService: Bridge EngineeringService: Heavy Movable StructuresIndustry: GovernmentIndustry: TransportationType: Architecture & Engineering+54 more

Xdesign Engineering Services

Washington, DC

Innovative Engineering Solutions

Website1 officeUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power Distribution DesignService: Lighting DesignIndustry: ManufacturingIndustry: HealthcareType: Electrical Engineering+28 more

Yun Associates LLC

Washington, DC

Creative and sustainable structural engineering

WebsitePhone2 offices16 projectsUpdated Jun 2026

Project: John Eaton Elementary School Modernization

Service: Structural Engineering Analysis & DesignService: Alternative Structural System EvaluationService: Structural Engineer of Record ServicesIndustry: EducationIndustry: AirportsType: Structural Engineering+21 more

enVErgie Consulting, LLC

Washington, DC

enVErgie consulting, LLC provides professional consulting services for the building architectural and engineering community. It focuses on equipping project teams with tools to deliver sustainable, energy-efficient, functional, and economical designs.

Website1 officeUpdated Jun 2026

Service detail: Sustainable Design

Service: Sustainable DesignService: Value EngineeringService: Value Engineering Workshop FacilitationIndustry: FederalIndustry: GovernmentType: Owner's Engineer+10 more