Public engineering firm directory

Find engineering consulting firms by capability and location.

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JLT Consultants LLC

Boise, ID

Building Tomorrow, Grounded Today

Website1 office2 projects3 leadersFounded 2018Size Estimate: 1-10 employeesUpdated Jun 2026

Project: ITD SH-55, State St. to Payette River Bridge

Service: Geotechnical EngineeringService: Site InvestigationService: Foundation DesignIndustry: Highways & RoadsIndustry: BridgesType: Geotechnical Engineering+19 more

NexGen Data Systems, Inc.

Relevant Knowledge, Quality Engineering, Expert Solutions

Website7 credentialsUpdated Jun 2026

Service detail: Cloud Computing

Service: Cloud ComputingService: CybersecurityService: Project ManagementIndustry: DefenseIndustry: FederalType: Software Engineering+34 more

Premier Geotech and Testing, LLC

Baton Rouge, LA

A client-focused, consultative approach to Geotechnical Engineering and Construction Materials Testing

WebsitePhone1 office2 leadersFounded 2018Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Geotechnical Site InvestigationsService: Foundation Design and AnalysisIndustry: Land DevelopmentIndustry: InfrastructureType: Geotechnical Engineering+15 more

RockSol Consulting Group

Thornton, CO

RockSol Consulting Group is a full-service civil and transportation engineering practice founded in 1996. Headquartered in Thornton, Colorado, with multiple regional offices and accredited materials testing laboratories, it delivers engineering services across planning, environmental analysis, structural and geotechnical design, construction management, and inspection. It primarily supports state departments of transportation, federal land agencies, and municipal public works departments throughout the western United States.

WebsitePhone7 offices5 projects5 credentialsFounded 1996Size Estimate: 201-500 employees

Project: US 40 Berthoud Pass West Resurfacing

Service: Transportation EngineeringService: Transportation planning and impact studiesService: Roadway and highway designIndustry: GovernmentIndustry: FederalType: Civil Engineering+45 more