Public engineering firm directory

Find engineering consulting firms by capability and location.

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Davenergy Solutions

San Diego, CA

Comprehensive engineering, commissioning, and facility support services

WebsitePhone8 offices1 projects4 leaders1 credentialsFounded 2009

Project: Construction Management Services at VA Palo Alto

Service: Design and EngineeringService: Mechanical System DesignService: Electrical Infrastructure DesignIndustry: FederalIndustry: DefenseType: MEP+31 more

Grit Force Inc.

Cypress, CA

Specialized engineering and inspection services for complex infrastructure.

Website4 offices7 projectsUpdated Jun 2026

Project: Statewide T1 Steel Bridge Specialty Inspection

Service: Structures InspectionService: Nondestructive Evaluation and TestingService: Welding and Bolting Quality VerificationIndustry: BridgesIndustry: TransportationType: Civil Engineering+25 more

Moment Engineering

San Diego, CA

Geotechnical & Civil Engineering. One Firm.

WebsitePhone1 office3 projects1 credentialsSize Estimate: 5-20 employeesUpdated Jun 2026

Project: Hillside ADU on Steep Terrain - Beverly Hills

Service: Soils Reports and Geotechnical EngineeringService: Soils reports for permittingService: Liquefaction analysisIndustry: ResidentialIndustry: CommercialType: Geotechnical Engineering+17 more

PV AMPS Incorporated

Sacramento, CA

Commercial and Utility Scale Renewable Energy Engineers

WebsitePhone1 office7 leaders2 credentialsUpdated Jun 2026

Service detail: Technical Advisory & Due Diligence

Service: Technical Advisory & Due DiligenceService: Owners EngineeringService: Technical Due DiligenceIndustry: SolarIndustry: Renewable EnergyType: Electrical Engineering+21 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

The Quality Firm

Signal Hill, CA

Redefine your expectations

WebsitePhone3 offices2 projects1 leadersFounded 2018Size Estimate: 100-499 employees

Project: LAX Automatic People Mover

Service: Geotechnical EngineeringService: Geotechnical InvestigationService: AnalysisIndustry: AviationIndustry: AirportsType: Materials Testing+33 more

United ECM

Sacramento, CA

United ECM specializes in the technical delivery oversight of major high-speed and electrified transit systems. The practice serves as owner's engineer, contractor's partner, construction manager, and program manager for rail electrification, traction power, and systems integration projects across the United States. Its in-house design team provides final engineering design, traction power load-flow simulations, and 3D BIM virtual reality models, drawing on experience from major programs including California High-Speed Rail and the Caltrain Peninsula Corridor Electrification Project.

WebsitePhone5 offices8 projects10 leaders2 credentialsSize Estimate: 1-25 employees

Project: Metro Purple Line Extension Section 3 Stations Design-Build

Service: Program and Project ManagementService: Comprehensive project planning and schedulingService: Budget management and cost controlIndustry: RailIndustry: TransitType: Owner's Engineer+31 more