Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

Austin Engineering Co Inc Il

Peoria, IL

Austin Engineering provides professional Civil engineering consulting and professional land surveying services across several states. AECI was established in 1937 and incorporated in 1947 and has played an integral role in the development of the Greater Peoria area for almost eight decades. Licensed in several states across the country, our clientele includes a diverse group of public and private clients, as well as architects and fellow engineers. The projects we complete are on a variety of budgets, including lump sum contracts, cost-plus, not-to-exceed, and on hourly basis.

Website3 offices1 leaders9 credentialsFounded 1937Updated Jun 2026

Service detail: Land Surveying Services

Service: Civil Engineering and Land DevelopmentService: Land Surveying ServicesService: Property Boundary SurveysIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+16 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

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

Brain Engineering, Inc.

Cedar Rapids, IA

Excellence in engineering.

WebsitePhone1 office5 leaders2 credentialsFounded 1992Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Civil Site EngineeringService: Sanitary and water managementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+23 more

Brecke

Cedar Rapids, IA

Brecke is a family-owned mechanical contracting and construction firm based in Cedar Rapids, Iowa, with nearly 60 years in business and more than 199 employees across four Iowa locations. It designs, installs, maintains, and services mechanical, boiler, HVAC/R, plumbing, building automation, and chemical systems for commercial, industrial, and institutional clients in Cedar Rapids, Iowa City, Dubuque, Waterloo, and surrounding areas. Brecke offers 24-hour emergency service and also provides excavation services including sewer and water, pipe bursting, and contaminated soils work.

WebsitePhone4 officesSize Estimate: 199 employeesUpdated Jun 2026

Service detail: Mechanical Services

Service: Mechanical ServicesService: PipefittingService: Process PipingIndustry: CommercialIndustry: IndustrialType: MEP+21 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

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 Systems Inc.

Scottsdale, AZ

Multidisciplinary Expertise. Industry Insight.

Website22 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Uncovering the Truth Behind a Toy Archery Injury

Service: Accident ReconstructionService: Motor Vehicle Accident ReconstructionService: Industrial and Workplace Incident AnalysisIndustry: AgricultureIndustry: MiningType: Chemical Engineering+57 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

HBK Engineering, LLC

Chicago, IL

A Proven Leader in Utility Engineering

WebsitePhone29 offices6 credentialsFounded 1998Size Estimate: 900+ employeesUpdated Jun 2026

Service detail: Electrical Utility Infrastructure Design

Service: Electrical Utility Infrastructure DesignService: Transmission and distribution line designService: Substation designIndustry: Electric UtilitiesIndustry: Power GenerationType: Environmental Engineering+48 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

Houston Engineering, Inc.

Fargo, ND

Build Your Community With Us.

WebsitePhone15 offices7 projects6 leaders7 credentialsFounded 1968

Project: City of Fargo Lift Stations #11 and #57 Replacement

Service: Water ResourcesService: Watershed PlanningService: Water QualityIndustry: GovernmentIndustry: FederalType: Civil Engineering+42 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

Jacobson-Westergard & Associates Inc

Estherville, IA

Bettering Iowa Since 1970!

WebsitePhone1 office3 credentialsFounded 1970Updated Jun 2026

Service detail: Agricultural Engineering

Service: Agricultural EngineeringService: Animal Feeding OperationsService: Manure Storage StructuresIndustry: AgricultureIndustry: GovernmentType: Civil Engineering+47 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

LT Leon Associates Inc.

Des Moines, IA

Engineering an Improved Standard of Living

WebsitePhone1 office16 projectsUpdated Jun 2026

Project: Walker Branch Wetland Study

Service: Water Resources EngineeringService: Hydrologic & Hydraulic ModelingService: River RestorationIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+37 more