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

Base Engineering Inc.

Allentown, PA

Building up vision, leading future

WebsitePhone1 office6 projects8 credentialsFounded 1979Updated Jun 2026

Project: Pinel 2

Service: Surveying and Land PlanningService: Boundary SurveysService: Site PlanningIndustry: CommercialIndustry: IndustrialType: Civil Engineering+25 more

Herbert, Rowland & Grubic, Inc.

Harrisburg, PA

Engineering | Planning | Infrastructure Solutions

Website9 offices7 leaders3 credentialsFounded 1962Size Estimate: 400+ employeesUpdated Jun 2026

Service detail: Municipal Engineering

Service: Municipal EngineeringService: Municipal RepresentationService: Capital Improvement Planning & DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+96 more

JBC Associates, Inc.

King of Prussia, PA

Committed to a strategic approach to delivering sustainable project solutions.

WebsitePhone2 offices6 projects9 leaders5 credentialsFounded 1988

Project: Betsy Ross Interchange, Section BR2

Service: Project Management and OversightService: Budget and Cost EstimatingService: Constructability and Risk AssessmentIndustry: TransportationIndustry: Highways & RoadsType: Owner's Engineer+28 more

Nave Newell

Wayne, PA

Excellence. Engineered.

WebsitePhone2 offices4 projectsSize Estimate: 10-50 employeesUpdated Jun 2026

Project: King of Prussia Mall

Service: Civil EngineeringService: Due DiligenceService: Subdivision DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+70 more

O&S Associates

Hackensack, NJ

Experts in new design and restoration engineering

Website6 offices6 projects16 leaders11 credentialsFounded 1996Size Estimate: 100-249 employees

Project: H Mart American Dream

Service: Design and Restoration EngineeringService: New Architectural DesignService: Restoration and RenovationIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+32 more

Robson Forensic, Inc.

Lancaster, PA

Multidisciplinary forensic firm offering a broad range of specialty experts.

WebsitePhone1 office1 leaders2 credentialsFounded 1987Updated Jun 2026

Service detail: Expert Witness Services

Service: Expert Witness ServicesService: Mechanical Testing LaboratoryService: Photo Documented Visual InspectionsIndustry: LegalIndustry: TransportationType: Forensic Engineering+22 more

Z&F Consulting, Inc.

West Chester, PA

Design, Construction, Maintenance, and Commissioning for the Energy Sector

WebsitePhone1 office5 projects2 leadersFounded 2001Size Estimate: 2-10 employees

Project: Rahway Valley Sewer Authority Cogeneration Plant Forensic Review

Service: Feasibility and Cogeneration ModelingService: Cogeneration feasibility studiesService: Energy cost modelingIndustry: Power GenerationIndustry: IndustrialType: MEP+59 more