Public engineering firm directory

Find engineering consulting firms by capability and location.

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Collier Consulting, Inc.

Stephenville, TX

We Bring a World of Solutions

WebsitePhone11 offices18 leadersFounded 1998Size Estimate: 25-50 employeesUpdated Jun 2026

Service detail: Geoscience

Service: GeoscienceService: GroundwaterService: EnvironmentalIndustry: Water ResourcesIndustry: Water SupplyType: Environmental Engineering+30 more

Geo-Logic Associates, Inc.

Ontario, CA

Listening to What Our Clients Want, Delivering Solutions.

WebsitePhone1 office4 leaders28 credentialsFounded 1991Size Estimate: 400 employees
Service: Civil EngineeringService: Construction SupportService: EnvironmentalIndustry: Environmental & RemediationIndustry: MiningType: Civil Engineering+17 more

Kleinfelder

San Diego, CA

Bright People. Right Solutions.

Website1 officeFounded 1961Updated Jun 2026

Service detail: Geotechnical

Service: EnvironmentalService: GeotechnicalService: Tailings Facility DesignIndustry: AviationIndustry: CommercialType: Automation & Controls+57 more

Parametrix

Seattle, WA

Let's create tomorrow, together

Website15 offices5 projects9 leaders3 credentialsFounded 1969Updated Jun 2026

Project: Quincy Square on Fourth Street

Service: Advisory ServicesService: Climate Change & ResiliencyService: Electrical EngineeringIndustry: GovernmentIndustry: TransportationType: Electrical Engineering+24 more

Proficio Consultancy

Lisle, IL

Project Leadership · Engineering · Design

WebsitePhone4 officesFounded 2012Updated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Project and Program ManagementService: Front End LoadingIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+89 more

QK

Bakersfield, CA

Engineering, Smarter, Stronger Communities

Website8 officesFounded 1972Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Civil Engineering DesignService: Civil Improvement PlansIndustry: AgricultureIndustry: EducationType: Civil Engineering+47 more

Wallace Group

San Luis Obispo, CA

Design, Engineer & Deliver

WebsitePhone3 offices14 projects71 leadersFounded 1984Size Estimate: 50-249 employees

Project: US 101/Avila Beach Drive Interchange Improvement Project

Service: Civil and Transportation EngineeringService: Civil and Transportation DesignService: Engineering Services For PublicIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+57 more

Wood Rodgers, Inc.

Sacramento, CA

Engineering With a Cause

WebsitePhone10 offices7 leadersUpdated Jun 2026

Service detail: Aviation

Service: AviationService: EnvironmentalService: Technical ReportsIndustry: TransportationIndustry: GovernmentType: Civil Engineering+57 more