Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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Civil Design Inc

Brookings, SD

The Region's Premier Civil Engineering and Land Surveying Firm

WebsitePhone1 office5 leaders12 credentialsSize Estimate: 10-25 employeesUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Railroad Design & RehabilitationService: Highway & Road DesignIndustry: InfrastructureIndustry: Highways & RoadsType: Civil Engineering+33 more

Deep Foundation Group

Sioux Falls, SD

Proven Technical Solutions for All Soil Conditions

WebsitePhone2 offices1 leadersFounded 2018Size Estimate: 6 employeesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Deep Foundations and Ground ImprovementService: Helical PiersIndustry: CommercialIndustry: IndustrialType: Structural Engineering+8 more

Hermanson Egge Engineering, Inc.

Rapid City, SD

Hermanson Egge Engineering is a structural and civil engineering firm founded in 2000 and based in Rapid City, South Dakota. It provides structural design, civil engineering, and construction phase services for a diverse range of project types including commercial, industrial, residential, and educational facilities, combining classical engineering theory with state-of-the-art technology.

WebsitePhone1 office3 leadersFounded 2000Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Civil EngineeringService: Construction Phase ServicesIndustry: CommercialIndustry: IndustrialType: Structural Engineering+5 more

Heyer Engineering Inc

Fargo, ND

We Take Great Pride in Making Visions a Reality.

Website2 offices3 projectsFounded 1983Updated Jun 2026

Project: Ed Robson Arena Colorado College

Service: Structural EngineeringService: Adaptive Reuse, Expansions, and RenovationsService: Building DesignIndustry: CommercialIndustry: EducationType: Structural Engineering+27 more

Lance Engineering

Saint Onge, SD

Providing Professional Service for Professional Clients

WebsitePhone1 office1 leaders1 credentialsFounded 2006Size Estimate: 1-4 employees

Service detail: Structural Engineering

Service: Structural EngineeringService: Framing and Structural DesignService: Construction Administration and InspectionIndustry: CommercialIndustry: ResidentialType: Structural Engineering+5 more

RISE Structural Associates Inc.

Sioux Falls, SD

Exceptional structural design solutions for the architectural and construction industry.

WebsitePhone2 offices10 projects4 leadersFounded 1998Size Estimate: 10-20 employees

Project: Phillips Avenue Lofts

Service: Structural EngineeringService: Structural Engineering DrawingsService: Agricultural Structural DrawingsIndustry: AgricultureIndustry: CommercialType: Structural Engineering+23 more

Raker Rhodes Engineering

Des Moines, IA

Structural Engineers Bringing Innovative and Responsive Solutions to Life

WebsitePhone4 offices1 projectsFounded 2006Size Estimate: 45 employeesUpdated Jun 2026

Project: 111 East Grand

Service: Structural EngineeringService: Industrial Structural EngineeringIndustry: EducationIndustry: HealthcareType: Structural Engineering+7 more

Thompson, Dreessen & Dorner, Inc.

Omaha, NE

Professionals at Every Turn

WebsitePhone2 offices8 projects11 leaders1 credentialsFounded 1967

Project: Nebraska Medicine Lauritzen Outpatient Center

Service: Civil EngineeringService: Site DesignService: Subdivision DesignIndustry: EducationIndustry: HealthcareType: Civil Engineering+36 more