Public engineering firm directory

Find engineering consulting firms by capability and location.

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Allen + Shariff

Columbia, MD

Engineering Together

WebsitePhone7 offices3 projects9 leadersUpdated Jun 2026

Project: Wallops Mission Operations Command Center

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: ResidentialType: MEP+34 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

Baldridge & Associates Structural Engineering, Inc.

Honolulu, HI

Full-service structural engineering

WebsitePhone3 offices8 projects6 leaders10 credentialsFounded 1995

Project: KO'ULA

Service: Structural EngineeringService: Resilient Structural DesignService: Seismic Resiliency DesignIndustry: CommercialIndustry: RetailType: Structural Engineering+23 more

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

Code Consultants Inc

El Segundo, CA

Experts Responsive Solutions

WebsitePhone5 offices1 leaders4 credentialsFounded 1973Updated Jun 2026

Service detail: Fire Protection and Life Safety

Service: Fire Protection and Life SafetyService: Code ConsultationService: Fire and Egress ModelingIndustry: CommercialIndustry: RetailType: Fire Protection Engineering+48 more

Eriksson Engineering Associates, Ltd.

Grayslake, IL

Providing the finest in Civil Engineering Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Site Selection & Development

Service: Site Selection & DevelopmentService: Utility DesignService: Water system designIndustry: EducationIndustry: HealthcareType: Civil Engineering+25 more

Gewalt Hamilton Associates Inc

Vernon Hills, IL

A Personal Approach to Civil Engineering

WebsitePhone3 officesFounded 1981Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Municipal EngineeringService: Site Civil EngineeringIndustry: CommercialIndustry: EducationType: Civil Engineering+27 more

Haeger Engineering LLC

Schaumburg, IL

Civil engineering and land surveying for Chicagoland land development

WebsitePhone2 offices4 leadersFounded 1969Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Conceptual Land Use EvaluationsService: Preliminary & Final Site EngineeringIndustry: Land DevelopmentIndustry: Multifamily ResidentialType: Civil Engineering+50 more

JSD Professional Services, Inc.

Madison, WI

Planning, Engineering, Surveying, Landscape Architecture, Development Services

Website7 offices5 projects5 leaders14 credentialsFounded 1998Size Estimate: 50-150 employees

Project: Nativity Jesuit Academy Pedestrian Mall

Service: Civil EngineeringService: Site grading and earthworkService: Utility designIndustry: Multifamily ResidentialIndustry: Senior LivingType: Civil Engineering+40 more

K2N Crest

Oak Brook, IL

Where Architectural Vision Meets Structural Precision

WebsitePhone2 officesUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Healthcare facilitiesService: Commercial facilitiesIndustry: HealthcareIndustry: CommercialType: Architecture & Engineering+16 more

Larson & Darby Group

Rockford, IL

Larson & Darby Group is a full-service architectural, engineering, and interior design firm founded in 1963 and headquartered in Rockford, IL. The firm provides architecture, structural engineering, interior design, machine foundation design, master planning, and sustainable design across education, healthcare, corporate, civic, retail, religious, cultural, senior living, and transportation markets. With over 60 years of practice, Larson & Darby Group has completed projects across multiple states and countries and has earned numerous design awards including recognition from the AIA and other professional organizations.

Website1 office3 projects5 leaders4 credentialsFounded 1963Updated Jun 2026

Project: Sundstrand Plant 6

Service: ArchitectureService: Structural EngineeringService: Interior DesignIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+15 more

Lindsay & Associates, Inc.

Aurora, IL

Consulting Structural Engineers

WebsitePhone1 office1 projectsUpdated Jun 2026

Project: Victory Centre of Vernon Hills

Service: Structural EngineeringService: New ConstructionService: RenovationIndustry: CommercialIndustry: Senior LivingType: Structural Engineering+13 more

Melvin Cohen And Associates Inc

Chicago, IL

Consulting Engineers

WebsitePhone1 office8 leaders4 credentialsFounded 1963Updated Jun 2026
Service: Mechanical DesignService: Electrical DesignService: Emergency Generator Installation and DesignIndustry: EducationIndustry: HealthcareType: Fire Protection Engineering+18 more

R.A. Smith, Inc.

Brookfield, WI

Trusted advisors serving our clients nationwide

Website6 offices3 projects1 credentialsFounded 1978Size Estimate: 50-200 employeesUpdated Jun 2026

Project: Baker Industrial Building

Service: Civil Engineering / Site DesignService: Site grading and drainageService: Utility coordinationIndustry: IndustrialIndustry: GovernmentType: Civil Engineering+52 more

RTM Engineering Consultants

Schaumburg, IL

National resources, local relationships.

WebsitePhone1 office7 credentialsFounded 1981Size Estimate: 537 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Refrigeration DesignService: Process EngineeringIndustry: CommercialIndustry: HealthcareType: MEP+39 more

Raymond L. Goodson Jr., Inc.

Dallas, TX

Where Visions Meet Solutions

WebsitePhone4 offices10 projects15 leaders3 credentialsFounded 1953

Project: Baylor Scott & White Health Administrative Center

Service: Civil EngineeringService: Site DevelopmentService: Drainage DesignIndustry: CommercialIndustry: EducationType: Civil Engineering+24 more

ReStl Engineers TX, LLC

Dallas, TX

Leaders in Quality Engineering Solutions

WebsitePhone8 offices5 leadersUpdated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: MechanicalService: ElectricalIndustry: EducationIndustry: HealthcareType: MEP+13 more

SPAAN Tech, Inc.

Chicago, IL

We Build Stronger Communities

WebsitePhone1 office6 projects7 leaders2 credentialsFounded 1998

Project: CTA Blue Line Rapid Transit Construction

Service: EngineeringService: Infrastructure PlanningService: Infrastructure DesignIndustry: TransportationIndustry: AirportsType: Civil Engineering+40 more

Shive-Hattery

Cedar Rapids, IA

People-Centered Design, Architecture + Engineering

Website8 offices1 credentialsSize Estimate: 650 employeesUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Branded EnvironmentsService: Building EnvelopeIndustry: CommercialIndustry: HealthcareType: Architecture & Engineering+40 more

TGRWA, LLC

Chicago, IL

Individualized Service. Practical, Safe, Affordable Solutions.

WebsitePhone1 office16 projects5 leaders2 credentialsFounded 2000

Project: Tribune Tower Complex Redevelopment

Service: New ConstructionService: Steel Frame DesignService: Concrete Structural DesignIndustry: CommercialIndustry: RetailType: Structural Engineering+27 more

WT Group AEC, LLC

Hoffman Estates, IL

Engineering with precision, pace and passion

WebsitePhone1 office6 leaders5 credentialsFounded 1971Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Structural EngineeringService: MEP EngineeringIndustry: CommercialIndustry: RetailType: Civil Engineering+18 more

Wold Architects and Engineers

Minneapolis, MN

Wold Architects and Engineers is a full-service planning, architecture, and engineering firm committed to delivering exceptional design for education, healthcare, and government clients. With offices in Minnesota, Colorado, Illinois, Tennessee, and Indiana, Wold delivers architecture, engineering, interior design, facility master planning, and sustainability services to communities across the United States.

WebsitePhone7 offices4 projectsUpdated Jun 2026

Project: Bay Area Medical Center

Service: ArchitectureService: EngineeringService: Interior DesignIndustry: EducationIndustry: GovernmentType: Architecture & Engineering+5 more