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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Allender Butzke Engineers Inc.

Urbandale, IA

Solid Relationships. Solid Solutions.

WebsitePhone1 office1 projects1 credentialsFounded 1992Size Estimate: 35-40 employees

Project: Kreg Tool HQ

Service: Geotechnical EngineeringService: Geotechnical Subsurface ExplorationsService: Seismic Site ClassificationIndustry: GovernmentIndustry: EducationType: Civil Engineering+24 more

Anderson Bogert

Marion, IA

Professional and relationship-based civil engineering and surveying.

WebsitePhone2 offices6 leaders5 credentialsFounded 1955Size Estimate: 10-49 employees

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Roadway designService: Stormwater managementIndustry: GovernmentIndustry: ResidentialType: Civil Engineering+26 more

Bishop Engineering

Urbandale, IA

Shaping your visions to become a reality since 1959.

WebsitePhone2 offices8 projectsFounded 1959Updated Jun 2026

Project: Urbandale Public Works

Service: Civil EngineeringService: Site PlanningService: Regulatory CoordinationIndustry: CommercialIndustry: EducationType: Civil Engineering+32 more

Bruner, Cooper & Zuck, Inc.

Galesburg, IL

Engineers, Architects & Land Surveyors

WebsitePhone3 offices6 projects2 credentialsUpdated Jun 2026

Project: Cardinal Point Wind Farm

Service: Engineering and ArchitectureService: Civil EngineeringService: Structural EngineeringIndustry: CommercialIndustry: RetailType: Architecture & Engineering+36 more

Carr Engineering

Bettendorf, IA

Structural engineering consulting specializing in new building design and industrial infrastructure

WebsitePhone1 office1 projectsFounded 2017Updated Jun 2026

Project: Iron Tee Golf

Service: Structural EngineeringService: New Building DesignService: Structural and Special InspectionsIndustry: CommercialIndustry: RetailType: Structural Engineering+8 more

Clapsaddle-Garber Associates, Inc.

Marshalltown, IA

Engineers, Surveyors, and Architects

WebsitePhone6 offices6 projects35 leaders6 credentialsFounded 1959

Project: Grand Crossing PICP Parking Lot

Service: Civil EngineeringService: Site DesignService: Streets and TransportationIndustry: AviationIndustry: GovernmentType: Architecture & Engineering+34 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

Design Engineers

Cedar Rapids, IA

Zero Energy Building Systems.

WebsitePhone3 offices5 leaders2 credentialsFounded 1983Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC DesignService: Plumbing SystemsIndustry: EducationIndustry: Arts & CultureType: MEP+16 more

Engineering Design Associates, Inc.

Sioux Center, IA

Professional Services from Design Through Construction

WebsitePhone1 office3 projects4 leaders2 publicationsFounded 1985

Project: Northwestern College Christy Suites

Service: Mechanical EngineeringService: HVAC system designService: Plumbing designIndustry: EducationIndustry: CommercialType: MEP+6 more

Farris Engineering

Omaha, NE

Bringing Your Buildings to Life

WebsitePhone6 officesFounded 1967Size Estimate: 50+ employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVACService: BoilersIndustry: FederalIndustry: HealthcareType: MEP+43 more

HGM Associates, Inc.

Omaha, NE

Turning Visions Into Reality

WebsitePhone2 offices4 leadersFounded 1960Size Estimate: 70 employeesUpdated Jun 2026

Service detail: Engineering

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: GovernmentIndustry: Public SafetyType: Civil Engineering+43 more

Hall & Hall Engineers, Inc.

Hiawatha, IA

Hall & Hall Engineers, Inc. is a civil engineering and land surveying practice founded in 1953 with a one-room office in Cedar Rapids, Iowa. Now operating from its headquarters in Hiawatha, Iowa, the practice provides municipal civil engineering, land development civil engineering, traffic and transportation engineering, landscape architecture, and land surveying services for projects of all sizes across the Midwest. Its client base includes municipalities, utilities, schools, businesses, and industries.

WebsitePhone1 office13 projects3 leadersFounded 1953Size Estimate: 20 employees

Project: Kingston Yard

Service: Site Design and Civil EngineeringService: Grading and PavingService: Stormwater ManagementIndustry: ResidentialIndustry: CommercialType: Civil Engineering+33 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

Innovative Engineers Inc.

Iowa City, IA

Innovative Engineers Inc. (IEI) is a mechanical and electrical engineering design consulting firm based in Iowa City, Iowa, serving architects, developers, contractors, corporations, institutions, and government clients. IEI provides MEP systems design, commissioning, energy audits, energy modeling, renewable energy and geothermal design, LEED consulting, and construction management across commercial, residential, healthcare, institutional, and industrial sectors.

Website1 office4 projectsUpdated Jun 2026

Project: Prairie Street Brew House Mixed Use Development

Service: Mechanical and Electrical Systems DesignService: HVAC DesignService: Electrical Systems DesignIndustry: HealthcareIndustry: EducationType: MEP+21 more

KC Engineering

Sioux City, IA

Build On Our Expertise

WebsitePhone2 offices2 projectsUpdated Jun 2026

Project: Grain Storage Facility Expansion, Jefferson IA

Service: Structural EngineeringService: Slip-formed concrete and grain storage facility designService: Steel and wood framing systemsIndustry: AgricultureIndustry: IndustrialType: Architecture & Engineering+9 more

KPFF Consulting Engineers

Portland, OR

KPFF exists to engineer opportunities that have a positive impact on people, places, and the planet.

Website33 offices5 projectsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Portland International Airport (PDX), Terminal Core Redevelopment

Service: Structural EngineeringService: Bridge EngineeringService: Protective DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+39 more

Keith Engineering Design Inc

Peoria, IL

All Systems Go.

WebsitePhone4 offices17 leadersSize Estimate: 51-200 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Heating, Ventilation, and Air Conditioning (HVAC)Service: Energy Modeling and AnalysisIndustry: AviationIndustry: CommercialType: MEP+42 more

Klingner & Associates, P.C.

Quincy, IL

Solving Complex Problems Through Integrated Design and Engineering

WebsitePhone9 offices1 projects1 leadersFounded 1905Updated Jun 2026

Project: Iles Elementary School

Service: ArchitectureService: Architectural DesignService: Furniture, Fixtures, and EquipmentIndustry: AgricultureIndustry: CommercialType: Architecture & Engineering+43 more

Larson Engineering

Appleton, WI

Build on what we know.

WebsitePhone13 offices9 projects1 credentialsFounded 1979Size Estimate: 100-500 employees

Project: Sphere at the Venetian Resort

Service: Structural EngineeringService: Building StructuresService: Structural Design Review and Peer EvaluationIndustry: AgricultureIndustry: CommercialType: Civil Engineering+46 more

MMS Consultants

Iowa City, IA

We Engineer Community

WebsitePhone1 office2 leadersFounded 1975Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Land SurveyingService: Boundary surveyingIndustry: ResidentialIndustry: CommercialType: Civil Engineering+12 more

MODUS Engineering

Des Moines, IA

Experts in Engineering

Website4 offices6 leaders3 credentialsFounded 1963Updated Jun 2026

Service detail: Mechanical Engineering Design

Service: Mechanical Engineering DesignService: HVAC design for human comfortService: EfficiencyIndustry: HealthcareIndustry: EducationType: Mechanical Engineering+62 more

Nilles Associates, Inc.

Ankeny, IA

Civil engineering, land surveying, and landscape architecture in Iowa

WebsitePhone1 office23 projects1 leadersFounded 1996Updated Jun 2026

Project: Johnston Watershed Assessment - Stormwater Management Plan and Action Plan

Service: Civil EngineeringService: Construction stakingService: Construction observationIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+41 more

Olsson

Lincoln, NE

Engineering trust.

Website10 offices5 projects10 leaders16 credentials2 publicationsFounded 1956

Project: Baylor Scott & White Medical Center and Clinic in Pflugerville

Service: Civil & Site EngineeringService: Site Design and DevelopmentService: Land SurveyingIndustry: CommercialIndustry: ResidentialType: Civil Engineering+39 more

Optimized Systems LLC

Omaha, NE

Your Energy Advocate

WebsitePhone3 offices3 projectsUpdated Jun 2026

Project: Creighton University Campus Optimization

Service: OptimizationService: Increases System Energy Efficiency By Targeted Improvements To MechanicalService: ElectricalIndustry: EducationIndustry: HealthcareType: MEP+13 more