Public engineering firm directory

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ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects11 leaders3 credentialsFounded 1994

Project: Washington Avenue Streetscape Project

Service: Civil EngineeringService: Water Resources EngineeringService: Municipal UtilitiesIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+41 more

Allstate Consultants Llc

Columbia, MO

Engineering Our Community

Website4 officesFounded 1975Updated Jun 2026
Service: Civil EngineeringService: Structural EngineeringService: Water and Environmental EngineeringIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+14 more

Andrews Engineering Inc.

Springfield, IL

Andrews Engineering Inc. is a full-service, multi-disciplinary engineering organization serving clients in Illinois, Indiana, and Missouri for more than 40 years. Integrity, commitment, and quality are at the core of every engagement, and the firm delivers innovative, practical, and cost-effective solutions across geotechnical, environmental, civil, water resources, and remediation engineering disciplines. Andrews Engineering operates five offices across the Midwest: Springfield and Pontiac and Lombard in Illinois, Indianapolis in Indiana, and Warrenton in Missouri.

WebsitePhone5 officesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Environmental ServicesService: Remediation ServicesIndustry: InfrastructureIndustry: Environmental & RemediationType: Civil Engineering+11 more

Barr Engineering Co.

Minneapolis, MN

Designing What's Next

WebsitePhone18 offices6 projects1 leaders1 credentials1 publications

Project: Utility-Scale BESS Engineering and Design

Service: Engineering and DesignService: Mine Tailings Management EngineeringService: Mineral Processing and Plant DesignIndustry: MiningIndustry: Power GenerationType: Civil Engineering+34 more

Basilico Engineering, Inc.

St. Louis, MO

Basilico Engineering, Inc. is a professional engineering firm in the St. Louis, Missouri area, incorporated in November 2000. It specializes in Civil, Environmental, and Geotechnical Engineering and also provides Material Testing and Construction Inspection services. Basilico Engineering serves public agencies and private clients throughout the St. Louis region and maintains relationships with area universities including UMR, SIUE, and Washington University.

Website1 office1 leaders8 credentialsFounded 2000Updated Jun 2026
Service: Civil EngineeringService: Environmental EngineeringService: Geotechnical EngineeringIndustry: GovernmentIndustry: TransportationType: Civil Engineering+8 more

Cook, Flatt & Strobel Engineers

Topeka, KS

One Vision. One Team. One Call.

Website7 officesFounded 1961Updated Jun 2026

Service detail: Transportation

Service: TransportationService: Roadway and Highway DesignService: Complete StreetsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Crockett Engineering Consultants

Columbia, MO

Crockett Engineering Consultants is a multi-discipline engineering and land surveying firm headquartered in Columbia, Missouri, serving clients across the country. Founded in 1985 as a civil engineering and surveying practice, Crockett expanded into structural engineering in 2009 and opened Crockett Geotechnical Testing Lab in 2013 to add geotechnical engineering and construction materials testing. Projects span single-family and multifamily residential developments, commercial and retail sites, educational facilities, manufacturing operations, and institutional clients.

WebsitePhone1 office7 leadersFounded 1985Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Civil site designService: Parking lot designIndustry: ResidentialIndustry: Land DevelopmentType: Civil Engineering+77 more

Engineering Surveys & Services

Columbia, MO

Delivering Your Vision

Website1 office4 leadersFounded 1954Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Planning & DevelopmentService: Transportation DesignIndustry: CommercialIndustry: IndustrialType: Civil Engineering+40 more

Hurst-Rosche, Inc.

Hillsboro, IL

Founded in 1937 and headquartered in Hillsboro, Illinois, Hurst-Rosche is a total in-house, multi-discipline architecture and engineering practice with six offices across Illinois, Missouri, and Tennessee. Bringing together architecture, civil, structural, mechanical, electrical, geotechnical, environmental, and surveying capabilities under one roof, it delivers planning, design, and construction-related services on projects ranging from school performing arts centers and water treatment plants to transportation infrastructure and institutional facilities. Projects have earned Illinois Capital Development Board Thomas Madigan Awards, AIA Design Awards, and ACEC Excellence Awards.

WebsitePhone6 offices6 projects3 leaders4 credentialsFounded 1937

Project: Murphysboro High School Performing Arts Center

Service: ArchitectureService: Educational Facility DesignService: Government & Institutional Facility DesignIndustry: EducationIndustry: GovernmentType: Architecture & Engineering+37 more

Jacobi Geotechnical Engineering, Inc.

O'Fallon, MO

Jacobi Geotechnical Engineering (JGE) is an independent consulting firm providing geotechnical engineering and materials testing services to developers, builders, architects, engineers, municipalities, owners, and contractors. Founded in 1999 by Carl Jacobi and located in O'Fallon, Missouri, JGE serves the St. Louis metropolitan area, mid-Missouri, and western Illinois with subsurface explorations, laboratory testing, and construction observation. Carl Jacobi brings over 35 years of geotechnical engineering and materials testing experience to each engagement.

WebsitePhone1 office1 leadersFounded 1999Size Estimate: 1-9 employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Exploration reports for buildings, commercial and residential developments, roads, and bridgesService: Shallow and deep foundation studiesIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+31 more

Kaw Valley Engineering

Junction City, KS

Designing Community Foundations.

WebsitePhone7 offices8 projects13 leadersFounded 1982Size Estimate: 100-250 employees

Project: Kansas Speedway

Service: Civil EngineeringService: Site Planning and LayoutService: Grading and Drainage DesignIndustry: CommercialIndustry: IndustrialType: Civil Engineering+33 more

Marino Engineering Associates, Inc.

St. Louis, MO

Advanced Geotechnical, Subsidence, and Forensic Engineering

WebsitePhone3 offices1 leadersUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Shallow & Deep FoundationsService: Earth Retaining SystemsIndustry: MiningIndustry: Oil & GasType: Geotechnical Engineering+35 more

OWN, Inc.

Springfield, MO

Engineering Beyond.

WebsitePhone10 offices6 projects21 leadersFounded 1954Size Estimate: 100-499 employees

Project: Springfield Fire Station No. 13

Service: Civil EngineeringService: Structural EngineeringService: Land SurveyingIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+10 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

Palmerton & Parrish, Inc.

Springfield, MO

Knowledge - Tools - Service

WebsitePhone3 offices4 projects4 leaders9 credentialsFounded 1989

Project: Downstream Casino Drilled Pier Construction

Service: Geotechnical EngineeringService: Subsurface InvestigationService: Shallow Foundation DesignIndustry: TransportationIndustry: BridgesType: Geotechnical Engineering+52 more

Quality Testing and Engineering, Inc.

O'Fallon, IL

Premier Construction Testing and Engineering in the St. Louis Metro Area and Southern Illinois

WebsitePhone2 offices5 leaders1 credentialsFounded 2000Updated Jun 2026

Service detail: Construction Materials Testing

Service: Construction Materials TestingService: Strength TestingService: Field Quality ControlIndustry: CommercialIndustry: EducationType: Geotechnical Engineering+38 more

SEA, Ltd.

Columbus, OH

Revealing the Cause. Mitigating the Risk.

WebsitePhone13 offices1 leadersFounded 1970Size Estimate: 350+ employeesUpdated Jun 2026

Service detail: Forensic Engineering & Investigation

Service: Forensic Engineering & InvestigationService: Accident ReconstructionService: Fire and Explosion InvestigationIndustry: Consumer ProductsIndustry: Power GenerationType: Civil Engineering+38 more

Schemmer

Omaha, NE

People Creating Places for People

WebsitePhone9 offices2 projects10 leadersFounded 1959Updated Jun 2026

Project: Capehart Road Overpass at 228th Street

Service: ArchitectureService: Interior DesignService: BIM CoordinationIndustry: CommercialIndustry: HealthcareType: Architecture & Engineering+33 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

THD Design Group, Inc.

Chesterfield, MO

THD Design Group, Inc. is a civil engineering, geotechnical engineering, and land surveying firm headquartered in Chesterfield, Missouri, with over 50 combined years of experience across civil engineering, geotechnical engineering, land surveying, and construction management. THD Design Group serves commercial and industrial, municipal, residential, and parks and recreation clients. Gateway Geotechnical, providing geotechnical design and construction services since 2006, became part of THD Design Group in 2017.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Surveying Services

Service: Surveying ServicesService: Boundary SurveysService: As-Built SurveysIndustry: CommercialIndustry: IndustrialType: Civil Engineering+52 more

TSi Geotechnical, Inc.

Kansas City, MO

creating solutions from the ground down

WebsitePhone1 office2 leadersFounded 1989Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: DrillingService: Laboratory TestingIndustry: Highways & RoadsIndustry: BridgesType: Geotechnical Engineering+10 more