Public engineering firm directory

Find engineering consulting firms by capability and location.

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Rising LLC

Milton, WI

Delivering Excellence in Engineering & Design

WebsitePhone1 officeUpdated Jun 2026

Service detail: Product Development

Service: Product DevelopmentService: Custom Product EngineeringService: Robotics and Automation SystemsIndustry: ManufacturingIndustry: GovernmentType: Automation & Controls+5 more

Ruekert & Mielke, Inc.

Waukesha, WI

Your Infrastructure Ally. We solve engineering challenges to strengthen communities.

Website8 offices2 projects2 credentialsFounded 1950Updated Jun 2026

Project: Racine Water & Wastewater Utility Expansion

Service: Municipal Infrastructure EngineeringService: Water & WastewaterService: Transportation & RoadsIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+15 more

SRF Consulting Group, Inc.

Minneapolis, MN

Forward thinking. Consensus driven. People focused.

Website8 offices6 projects8 leaders1 publicationsFounded 1961Size Estimate: 200-500 employees

Project: METRO Green Line LRT Extension, West Segment

Service: Bridges and StructuresService: Bridge design and rehabilitationService: Structural inspectionIndustry: GovernmentIndustry: FederalType: Civil Engineering+56 more

Schuler & Associates Inc.

Appleton, WI

Quality Land Surveying

WebsitePhone1 officeFounded 1977Updated Jun 2026

Service detail: Surveying

Service: SurveyingService: Residential Lot SurveysService: Certified Survey MapsIndustry: ResidentialIndustry: CommercialType: Civil Engineering+7 more

Sevee & Maher Engineers

Park Ridge, IL

Cost Effective Design, Quickly

WebsitePhone3 offices2 projectsFounded 1997Size Estimate: 130+ employeesUpdated Jun 2026

Project: Eight O Five Luxury Apartments

Service: Civil & Site EngineeringService: Grading and drainage designService: Stormwater detention analysis and designIndustry: CommercialIndustry: IndustrialType: Civil Engineering+20 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

Somerville Architects & Engineers

Green Bay, WI

Somerville Architects & Engineers is a Wisconsin-based architecture and engineering firm established in 1946, designing healthcare facilities, educational institutions, corporate environments, and community projects throughout Wisconsin and beyond. Landmark projects include the original Lambeau Field design and subsequent renovations for the Green Bay Packers.

WebsitePhone1 office1 leadersFounded 1946Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: EngineeringService: SustainabilityIndustry: HealthcareIndustry: EducationType: Architecture & Engineering+7 more

Spire Engineering, Inc.

Milwaukee, WI

Spire Engineering, Inc. is a Milwaukee-based, full-service structural engineering firm founded by Alan Rentmeester in 2009. Principals Brian Rinke and Brian Genduso joined as shareholders in 2020, forming a leadership team of diverse talents and perspectives. Spire serves architects, developers, owners, and builders across the country, emphasizing creative structural solutions with a focus on ease of constructability and economical design. The team listens to client goals to tailor services to individual projects, and actively strives to be responsive, proactive, and schedule-focused throughout design and construction.

WebsitePhone1 office7 projects3 leadersFounded 2009Updated Jun 2026

Project: Brookfield Zoo Primate Exhibit

Service: Structural EngineeringIndustry: Multifamily ResidentialIndustry: ResidentialType: Structural Engineering+6 more

Stony Point Hydrology LLC

Mukwonago, WI

Restoring Freshwater Ecosystems, Advancing Sustainable Water Resources

WebsitePhone1 officeUpdated Jun 2026

Service detail: Hydrologic & Hydraulic Analysis

Service: Hydrologic & Hydraulic AnalysisService: River & Stream EngineeringService: Wetland ServicesIndustry: Water ResourcesIndustry: Stormwater & Flood ControlType: Civil Engineering+9 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

T.R. Karrels & Associates S.C.

Oshkosh, WI

T.R. Karrels & Associates is an architectural design and structural engineering firm located in Oshkosh, Wisconsin, serving the Fox Valley region since 1990. It employs a program-driven design process for commercial, industrial, and residential projects, guiding clients from conceptual design through construction documentation and administration.

WebsitePhone1 office2 leadersFounded 1990Updated Jun 2026
Service: New ConstructionService: Additions & AlterationsService: Industrial Facility ModificationsIndustry: CommercialIndustry: IndustrialType: Structural Engineering+8 more

TERRA Engineering, Ltd.

Chicago, IL

TERRA Engineering, Ltd. is a multi-disciplinary engineering and consulting firm with offices in Chicago, Peoria, St. Louis, and Milwaukee. TERRA provides transportation engineering, structural engineering, site development, landscape architecture, traffic engineering, electrical engineering, water resources, surveying, GIS, municipal engineering, construction engineering, and public involvement services for public and private clients in the Midwest and on international projects.

WebsitePhone4 offices10 projectsUpdated Jun 2026

Project: UChicago Campus South Walk

Service: Transportation EngineeringService: Structural EngineeringService: Site DevelopmentIndustry: GovernmentIndustry: TransportationType: Civil Engineering+16 more

TLC Engineering Solutions

Sandy Springs, GA

Think. Listen. Create.

Website23 offices10 projectsFounded 1955Updated Jun 2026

Project: Tampa International Airport Curbside Expansion and Central Utility Plant

Service: Mechanical, Electrical, Plumbing (MEP)Service: Comprehensive Building Systems Engineering HeatingService: VentilationIndustry: HealthcareIndustry: AviationType: MEP+51 more

TNT Professional Land Surveyors

Green Bay, WI

TNT Professional Land Surveyors is a Green Bay, Wisconsin land surveying firm with over 60 years of combined professional experience. Serving Green Bay and surrounding communities across northeast Wisconsin, TNT provides property surveys, construction surveys, and flood zone surveys for residential, land development, and infrastructure clients.

WebsitePhone1 office2 leadersUpdated Jun 2026

Service detail: Property Surveys

Service: Property SurveysService: Plat SurveyService: Certified Survey MapIndustry: Land DevelopmentIndustry: ResidentialType: Land Surveying+8 more

TRW Automation LLC

Mosinee, WI

User-friendly process control and automation engineering

WebsitePhone1 office8 projects1 leadersSize Estimate: 1-10 employeesUpdated Jun 2026

Project: Anaerobic to Aerobic Digester Controls Upgrade

Service: PLC ProgrammingService: Rockwell Automation ProgrammingService: Siemens ProgrammingIndustry: Food & BeverageIndustry: WastewaterType: Automation & Controls+24 more

The CMM Group

De Pere, WI

Maximizing Productivity, Saving Energy, and Reducing Industrial Emissions

WebsitePhone1 officeUpdated Jun 2026

Service detail: Air Pollution Control Systems

Service: Air Pollution Control SystemsService: Regenerative Thermal Oxidizers (RTO)Service: Recuperative Thermal OxidizersIndustry: Emissions ControlIndustry: ManufacturingType: Emissions Control+18 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

Thermo Systems LLC

East Windsor, NJ

A Premier Systems Integration Partner

WebsitePhone31 offices8 projects2 credentialsFounded 1998Updated Jun 2026

Project: Catalent Steam Humidifier Addition

Service: Automation and Control SystemsService: Controls for Energy and Industrial UtilitiesService: Building Automation Systems (BAS)Industry: Data CentersIndustry: Mission Critical FacilitiesType: Automation & Controls+31 more

Toltz, King, Duvall, Anderson and Associates, Incorporated

Minneapolis, MN

Engineering | Architecture | Planning

Website6 offices12 projects1 leadersFounded 1910Updated Jun 2026

Project: Runway 14-32 Extension - Morris Municipal Airport

Service: Transportation EngineeringService: Aviation EngineeringService: Rail EngineeringIndustry: TransportationIndustry: AviationType: Civil Engineering+42 more

Toole Design

Silver Spring, MD

Groundbreaking Work That Moves People

Website18 offices4 projects4 leadersFounded 2003Size Estimate: 300-500 employeesUpdated Jun 2026

Project: AASHTO Guide for the Development of Bicycle Facilities

Service: EngineeringService: Conceptual DesignService: Construction AdministrationIndustry: GovernmentIndustry: FederalType: Civil Engineering+40 more

Traffic Analysis & Design, Inc.

Cedarburg, WI

Providing Traffic Engineering Solutions

Website1 office5 projects5 leaders1 credentialsFounded 2002Updated Jun 2026

Project: Milwaukee Veterans Administration (VA) Medical Campus Traffic and Parking Study

Service: Traffic EngineeringService: Traffic Impact AnalysesService: Corridor StudiesIndustry: TransportationIndustry: Highways & RoadsType: Transportation Engineering+29 more

Trident Automation, Inc.

Kimberly, WI

Customized process control solutions for process industries.

WebsitePhone1 office3 leadersFounded 2002Updated Jun 2026

Service detail: Process Control System Design

Service: Process Control System DesignService: DCS Customization and UpgradesService: Plant Integration and TroubleshootingIndustry: Automation & ControlsIndustry: ManufacturingType: Automation & Controls+7 more

Trillium Engineering Group

Falmouth, ME

A Maine-Based Civil + Structural Engineering Firm

WebsitePhone3 offices8 projects2 leadersUpdated Jun 2026

Project: The Sandpiper Apartments

Service: Structural EngineeringService: Structural DesignService: Structural EvaluationIndustry: CommercialIndustry: ResidentialType: Structural Engineering+24 more