Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

Advantage Engineering Associates, P.C.

Cranbury, NJ

Engineering design, construction support and construction inspection services for transportation infrastructure

WebsitePhone2 offices8 projects10 leadersFounded 2004Size Estimate: 70-249 employees

Project: Route 440 Ramp Over Route 35 Bridge Deck Replacement

Service: Transportation EngineeringService: Highway and Traffic EngineeringService: Intelligent Transportation Systems (ITS) EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+26 more

Buchart Horn, Inc.

York, PA

Shaping the built environment with precision, creativity, and purpose since 1945

WebsitePhone9 offices6 projects4 leadersFounded 1945Size Estimate: 100-500 employees

Project: I-40/I-240 Interchange Improvements, Memphis, TN

Service: Water Resources EngineeringService: Wastewater treatment plant engineeringService: Water distribution and collection systemsIndustry: Water ResourcesIndustry: WastewaterType: Architecture & Engineering+41 more

DMD & Associates

DMD & Associates is a consulting engineering firm providing electrical, lighting, ITS, and utility-related engineering services to municipalities, government agencies, owners, developers, and contractors. It specializes in roadway lighting design, traffic signals, intelligent transportation systems, and utility/power engineering. DMD operates as a sub-consultant to architectural and civil engineering firms as well as under direct client contracts, with primary practice in western Canada and the Western United States.

Website2 credentialsUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Roadway & Street Lighting DesignService: LED Lighting ConversionsIndustry: TransportationIndustry: GovernmentType: Electrical Engineering+8 more

Intelligent Transportation Systems LLC

Prairieville, LA

Engineering a Safer and Better World.

WebsitePhone1 office4 projects1 credentialsUpdated Jun 2026

Project: Louisiana Adaptive Signal System Implementation

Service: EngineeringService: Traffic & Adaptive Signal EngineeringService: ITS Planning & Systems EngineeringIndustry: TransportationIndustry: InfrastructureType: Electrical Engineering+14 more