Public engineering firm directory

Find engineering consulting firms by capability and location.

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Cleanera Technologies Inc

Naperville, IL

Engineering a Sustainable Future with Safe, Innovative Solutions

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Project Concept DevelopmentService: Pre-Feasibility Studies and ReportsIndustry: HealthcareIndustry: HospitalityType: Architecture & Engineering+75 more

Collins Engineers, Inc.

Chicago, IL

Building Tomorrow's Infrastructure, Today

WebsitePhone1 office11 projects1 leaders4 credentialsFounded 1979

Project: The 606 - Chicago, IL

Service: Civil EngineeringService: Site PlanningService: Utility DesignIndustry: CommercialIndustry: RetailType: Civil Engineering+56 more

Crawford, Murphy & Tilly, Inc.

Springfield, IL

Elevating infrastructure, together.

WebsitePhone3 offices9 projects4 leaders5 credentialsFounded 1946

Project: Riverside Drive Riverfront Redevelopment

Service: PlanningService: Aviation PlanningService: Transportation PlanningIndustry: AirportsIndustry: GovernmentType: Aviation Engineering+32 more

EFK Moen, LLC

St. Louis, MO

Pioneering Civil Engineering Excellence Since 1998

WebsitePhone5 offices12 projects11 leadersFounded 1998Updated Jun 2026

Project: Manchester Road

Service: Roadway & Highway DesignService: Interstate and Highway DesignService: Maintenance of TrafficIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+17 more

Hampton, Lenzini and Renwick, Inc.

Elgin, IL

Engineering the Success of Our Communities

WebsitePhone4 offices5 projects9 leaders5 credentialsFounded 1965

Project: Tudor Court Street and Streetscape Improvements

Service: Preliminary EngineeringService: Feasibility AnalysisService: Agency CoordinationIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+52 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

Mueller and Associates

Miami, FL

Engineer Excellence For Structural Brilliance Precision Quality

WebsitePhone2 offices6 projects1 credentialsSize Estimate: 10-49 employeesUpdated Jun 2026

Project: Lake Point Tower Planter Leak Investigation

Service: Structural EngineeringService: Structural Building Design & AnalysisService: Structural Building ModificationsIndustry: CommercialIndustry: RetailType: Structural Engineering+26 more

Rubinos & Mesia Engineers, Inc.

Chicago, IL

Engineering, from the ground up.

WebsitePhone1 office14 projects6 credentialsFounded 1982Updated Jun 2026

Project: Dominick Bridge at Lincoln Yards

Service: Structural EngineeringService: New ConstructionService: RenovationIndustry: TransportationIndustry: EducationType: Structural Engineering+41 more

SINGH + Associates

Chicago, IL

Experience. Reliability. Integrity.

WebsitePhone1 office2 projects7 leaders7 credentialsFounded 1992

Project: Illinois Tollway Central Tri-State Reconstruction

Service: Civil EngineeringService: Transportation EngineeringService: Electrical EngineeringIndustry: GovernmentIndustry: TransportationType: Civil Engineering+19 more

V3 Companies

Chicago, IL

The Vision to Transform with Excellence

Website14 offices7 projects15 leaders2 credentialsFounded 1983Updated Jun 2026

Project: Elgin O'Hare Western Access Project

Service: Land DevelopmentService: Site Civil EngineeringService: Environmental ConsultingIndustry: CommercialIndustry: EducationType: Civil Engineering+49 more