Public engineering firm directory

Find engineering consulting firms by capability and location.

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American Engineering Testing, Inc.

St. Paul, MN

Critical investigations, testing, analysis, and design for a more certain world

Website22 offices3 projects5 leaders2 credentialsFounded 1976Updated Jun 2026

Project: Minnesota Zoo Treetop Trail

Service: Construction ServicesService: Construction Materials Testing & Special InspectionsService: Construction Materials Testing LaboratoriesIndustry: AgricultureIndustry: CommercialType: Geotechnical Engineering+51 more

CBS Squared, Inc.

Minneapolis, MN

Engineers, Architects, Surveyors & Grant Writers

WebsitePhone5 offices5 projects2 leadersSize Estimate: 10-50 employeesUpdated Jun 2026

Project: Milwaukee Readiness Center

Service: Municipal EngineeringService: Water system design and improvementsService: Wastewater collection and treatment designIndustry: GovernmentIndustry: Highways & RoadsType: Architecture & Engineering+71 more

CEDP, Inc.

Madison, WI

Client committed, project focused, solution driven.

WebsitePhone1 office8 projects3 credentialsUpdated Jun 2026

Project: USH 51, Milwaukee Street, and STH 30 Interchange Reconstructions

Service: Transportation EngineeringService: Highway DesignService: Interchange ReconstructionIndustry: GovernmentIndustry: FederalType: Civil Engineering+38 more

CORRE, Inc.

Madison, WI

Answers. Solutions. Results.

Website6 offices5 projectsSize Estimate: 100+ employeesUpdated Jun 2026

Project: USH 14, C Westby (N Main St)

Service: Transportation EngineeringService: Roadway designService: Structure designIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+18 more

Cooper Engineering Company, Inc.

Rice Lake, WI

Working with Communities

WebsitePhone1 office6 projectsUpdated Jun 2026

Project: Village of Dorchester Street Reconstruction

Service: Municipal EngineeringService: Community and Facility PlanningService: Grant Writing and AdministrationIndustry: GovernmentIndustry: IndustrialType: Civil Engineering+44 more

Fehr Graham

Freeport, IL

To improve the communities where our clients live and work.

WebsitePhone12 offices8 projects5 credentialsFounded 1973Size Estimate: 100-500 employees

Project: 11th Street Reconstruction, Rockford

Service: Water and Wastewater EngineeringService: Water supply and treatmentService: Wastewater collection and treatmentIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+45 more

GESTRA Engineering, Inc.

Milwaukee, WI

High-Quality & Cost-Efficient Geotechnical Engineering, Drilling, and Materials Testing

WebsitePhone2 offices4 projects3 credentialsFounded 2000Updated Jun 2026

Project: I-94 East-West Corridor Reconstruction

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Foundation Design and AnalysisIndustry: CommercialIndustry: RetailType: Geotechnical Engineering+30 more

GZA GeoEnvironmental, Inc.

Norwood, MA

Solving Complex Challenges in Natural and Built Environments

WebsitePhone35 offices4 projectsSize Estimate: 800 employeesUpdated Jun 2026

Project: Upper Roberts Meadow Reservoir Dam Breach and Stream Restoration Project

Service: Geotechnical EngineeringService: Environmental Site Investigation and RemediationService: Environmental Site InvestigationIndustry: AgricultureIndustry: IndustrialType: Geotechnical Engineering+29 more

Hey and Associates, Inc.

Chicago, IL

Helping communities create sustainable infrastructure and environments

Website3 offices9 projects1 credentialsFounded 1976Updated Jun 2026

Project: Tower Lakes Watershed Study

Service: Civil EngineeringService: Stormwater & Floodplain ManagementService: Hydraulic Structures & ConveyanceIndustry: Parks & Open SpaceIndustry: TransportationType: Civil Engineering+30 more

Himalayan Consultants, LLC

Germantown, WI

Committed to Outstanding Quality and Cost-Effective Services

WebsitePhone1 office4 projects2 leadersFounded 2000Size Estimate: 10-19 employees

Project: CTH J Reconstruction Project

Service: Highway DesignService: RoadwayService: Drainage DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

I S Group Inc

Bloomington, MN

A Different Approach to Architecture + Engineering

WebsitePhone18 offices12 projects4 credentialsFounded 1973Size Estimate: 200+ employees

Project: Le Mars Community School District New Elementary School

Service: ArchitectureService: Space PlanningService: Facility DesignIndustry: Arts & CultureIndustry: CommercialType: Architecture & Engineering+27 more

Kapur & Associates, Inc.

Milwaukee, WI

No Job is Too Big.

Website11 offices6 projects1 leaders8 credentialsFounded 1981Updated Jun 2026

Project: I-43 North South Freeway

Service: TransportationService: PlanningService: Transportation DesignIndustry: TransportationIndustry: GovernmentType: Civil Engineering+64 more

Merjent, Inc.

Minneapolis, MN

Engineering, environmental, field, and restoration services.

WebsitePhone3 offices4 leadersFounded 2004Size Estimate: 300+ employeesUpdated Jun 2026

Service detail: Environmental Permitting and Compliance

Service: Environmental Permitting and ComplianceService: Regulatory Permitting and ApprovalsService: Ongoing Compliance MonitoringIndustry: Oil & GasIndustry: Power GenerationType: Environmental Engineering+26 more

REI Engineering, Inc.

Wausau, WI

Responsive. Efficient. Innovative.

WebsitePhone1 office1 projects10 leaders21 credentialsFounded 1991

Project: Kennedy Park Redevelopment

Service: Civil EngineeringService: Site DesignService: Stormwater DesignIndustry: Land DevelopmentIndustry: CommercialType: Civil Engineering+29 more

Shannon & Wilson, Inc.

Seattle, WA

Geotechnical & Environmental Consultants

WebsitePhone15 offices11 projects2 leaders2 credentials2 publications

Project: Lower Dungeness River Floodplain Restoration and Levee Realignment

Service: Geotechnical EngineeringService: Geotechnical StudiesService: ExplorationsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Snyder & Associates

Ankeny, IA

Delivering Solutions to Improve the Quality of Life

WebsitePhone5 offices6 projects7 leaders3 credentialsSize Estimate: 300+ employees

Project: Prairie Ridge Sports Complex

Service: Land DevelopmentService: Commercial Site DevelopmentService: Industrial Site DevelopmentIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+47 more

Strand Associates, Inc.

Madison, WI

Excellence in Engineering

WebsitePhone12 offices10 projects2 leaders17 credentialsFounded 1946

Project: Waterline Replacements and Well Addition for JCWC

Service: Water SupplyService: Water-system PlanningService: Water System InfrastructureIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+23 more

The Sigma Group

Milwaukee, WI

Single Source. Sound Solutions.

WebsitePhone1 office13 projects3 credentialsUpdated Jun 2026

Project: American Family Field (Miller Park) Stormwater

Service: Civil EngineeringService: Site DevelopmentService: Utility DesignIndustry: CommercialIndustry: RetailType: Civil Engineering+62 more