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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AE2S

Bismarck, ND

Empowering People. Enhancing Lives.

Website22 offices6 leadersFounded 1991Updated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: WaterService: WastewaterIndustry: Automation & ControlsIndustry: Environmental & RemediationType: Civil Engineering+29 more

Advanced Design Engineering and Surveying

Rapid City, SD

Laying the Foundation for Tomorrow

WebsitePhone1 office3 projects10 leadersFounded 1998Size Estimate: 10-20 employees

Project: VA Community-Based Outpatient Clinic

Service: Civil EngineeringService: Urban street improvement plansService: Utility infrastructure planningIndustry: GovernmentIndustry: CommercialType: Civil Engineering+32 more

Avid4 Engineering

Rapid City, SD

Empower your projects with common sense engineering solutions

WebsitePhone1 office4 leadersUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Water ResourcesService: Geospatial SolutionsIndustry: GovernmentIndustry: FederalType: Civil Engineering+9 more

Beck Engineering, Incorporated

Spirit Lake, IA

Build Relationships, Better Communities, Create Opportunities

Website6 offices7 projects1 leaders3 credentialsFounded 2001Updated Jun 2026

Project: State Pier at Arnolds Park Amusement Park

Service: Civil EngineeringService: Public Infrastructure DesignService: StreetsIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+27 more

Brosz Engineering, Inc.

Bismarck, ND

Civil Engineering and Surveying across the Dakotas and Montana

Website9 offices1 projectsFounded 1982Size Estimate: 100-199 employeesUpdated Jun 2026

Project: Copper Creek Mixed-Use Development

Service: Civil EngineeringService: Municipal ProjectsService: Transportation ProjectsIndustry: TransportationIndustry: GovernmentType: Civil Engineering+26 more

DGR Engineering

Rock Rapids, IA

Building the foundation for every day

WebsitePhone6 offices7 leadersUpdated Jun 2026

Service detail: Aviation

Service: AviationService: Civil EngineeringService: Bidding DocumentsIndustry: AviationIndustry: AirportsType: Aviation Engineering+23 more

Enterprise Engineering Inc

Anchorage, AK

Your Engineering Partner

WebsitePhone5 offices5 projects9 leaders2 credentialsUpdated Jun 2026

Project: Trailside Heights Affordable Housing Development

Service: Civil EngineeringService: Site Planning and DesignService: Electrical EngineeringIndustry: DefenseIndustry: AviationType: Civil Engineering+21 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

MBN Engineering, Inc.

Fargo, ND

Client Focused, Outcome Based Services

WebsitePhone3 offices2 projects4 leaders2 credentialsFounded 2007

Project: Sheyenne High School Turf

Service: Civil EngineeringService: Site Feasibility StudiesService: Site Master PlanningIndustry: EducationIndustry: HealthcareType: Civil Engineering+78 more

McLaury Engineering, Inc.

Sioux Falls, SD

Over 60 Years of Engineering Excellence.

WebsitePhone4 offices1 leaders9 credentialsUpdated Jun 2026

Service detail: Land Surveying & Mapping

Service: Land Surveying & MappingService: Boundary SurveysService: ALTA/ACSM SurveysIndustry: CommercialIndustry: GovernmentType: Civil Engineering+86 more

Renner Associates LLC

Rapid City, SD

Civil Engineering & Land Surveying in the Black Hills

WebsitePhone1 office9 projects5 leadersFounded 1980Updated Jun 2026

Project: Stagebarn Middle School

Service: Civil EngineeringService: Commercial & Residential Site DesignService: Municipal EngineeringIndustry: GovernmentIndustry: FederalType: Civil Engineering+19 more

SPN & Associates

Mitchell, SD

Civil Engineers & Land Surveyors

WebsitePhone2 offices10 projectsFounded 1961Size Estimate: 30+ employeesUpdated Jun 2026

Project: Woonsocket Water Distribution System Improvements

Service: Water SupplyService: Distribution System Hydraulic AnalysisService: New Water Treatment FacilitiesIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+32 more

Sayre Associates, Inc.

Sioux Falls, SD

Engineering Solutions since 1969

WebsitePhone1 office23 leadersFounded 1969Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Land Development PlanningService: Parks and Recreation Facilities DesignIndustry: Land DevelopmentIndustry: Parks & Open SpaceType: Civil Engineering+19 more

Scott Engineering

Watertown, SD

Trusted Civil Engineering Solutions for Over 78 Years

WebsitePhone1 officeFounded 1947Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Roadway and Transportation DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+14 more

Stockwell Engineers

Sioux Falls, SD

Stockwell Engineers is a South Dakota civil engineering, landscape architecture, land surveying, and EPC firm with offices in Sioux Falls and Yankton. Stockwell delivers integrated project teams whose engineers and landscape professionals work side by side, producing results that are both highly functional and visually compelling. Stockwell serves municipalities, state agencies, private businesses, and land developers across civil infrastructure, parks, streetscapes, water and wastewater systems, renewable energy, and agricultural projects.

WebsitePhone2 offices6 projectsUpdated Jun 2026

Project: Harrisburg Water Reclamation Facility

Service: Civil EngineeringService: Municipal EngineeringService: Street and Highway DesignIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+45 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