Public engineering firm directory

Find engineering consulting firms by capability and location.

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Weston & Sampson

Your world is always changing, & so are we.

Website8 projects6 credentialsUpdated Jun 2026

Project: Church Creek Drainage Basin Flood Reduction Study

Service: PlanningService: Community & Comprehensive PlanningService: Zoning & DevelopmentIndustry: GovernmentIndustry: UtilitiesType: Architecture & Engineering+79 more

Willdan Group

Anaheim, CA

Willdan transitions communities to clean energy and a sustainable future

WebsitePhone2 offices3 projects1 leadersFounded 1964Size Estimate: 1,000-2,000 employees

Project: NFL Stadium Transportation Management and Operations Plan

Service: Energy and SustainabilityService: Energy efficiency program design and deliveryService: Utility program design and deliveryIndustry: UtilitiesIndustry: GovernmentType: Civil Engineering+55 more

Wilson & Girgenti, P.A.

Tampa, FL

Smart design engineering and consulting solutions for commercial construction

WebsitePhone1 office2 leaders4 credentialsFounded 2005Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Mechanical EngineeringService: Mechanical Systems EngineeringIndustry: CommercialIndustry: RetailType: MEP+27 more

Witman Engineers & Consultants, LLC

Morgantown, PA

Quality Solutions to Engineering Challenges!

Website1 office1 leaders3 credentialsFounded 1988Updated Jun 2026

Service detail: Surveying and Mapping

Service: Surveying and MappingService: GIS MappingService: Construction StakeoutIndustry: CommercialIndustry: ResidentialType: Civil Engineering+41 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

exp Federal Inc.

Chicago, IL

Architecture + Engineering | Construction | Mission Support

Website5 offices9 projects1 credentialsFounded 2012Size Estimate: 250-500 employeesUpdated Jun 2026

Project: Fish Dispersal Barrier

Service: ArchitectureService: Master PlanningService: Facilities ProgrammingIndustry: DefenseIndustry: FederalType: Architecture & Engineering+45 more

ms consultants, inc.

Engineers, Architects, Planners

Website6 projects4 credentialsUpdated Jun 2026

Project: Big Walnut Fire Station

Service: Transportation EngineeringService: Roadway and traffic designService: TrafficIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+38 more