Public engineering firm directory

Find engineering consulting firms by capability and location.

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Brierley Associates Corporation

Englewood, CO

Creating Space Underground

WebsitePhone20 offices4 projects6 leaders11 credentialsUpdated Jun 2026

Project: Champlain Hudson Power Express Trenchless Crossings

Service: Tunneling EngineeringService: Trenchless EngineeringService: Horizontal Directional Drilling (HDD)Industry: Water SupplyIndustry: WastewaterType: Geotechnical Engineering+20 more

Galloway & Company, LLC

Greenwood Village, CO

Nationally recognized. Locally preferred.

WebsitePhone16 offices1 projects1 leaders2 credentialsUpdated Jun 2026

Project: Future Legends Sports Complex

Service: ArchitectureService: New ConstructionService: Renovation & ExpansionIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+48 more

Kimley-Horn

Raleigh, NC

Expect More. Experience Better.

Website8 offices22 projects4 credentialsFounded 1967Size Estimate: 7,000-12,000 employeesUpdated Jun 2026

Project: RUS Bus Transit Facility

Service: Transportation EngineeringService: Highway & Roadway DesignService: Transportation PlanningIndustry: AerospaceIndustry: AviationType: Aviation Engineering+95 more

Larson Design Group, Inc.

Williamsport, PA

National Presence. Hyper-Local Focus.

WebsitePhone18 offices4 leadersFounded 1986Updated Jun 2026

Service detail: Civil Engineering

Service: Architecture & Interior DesignService: Civil EngineeringService: Site/Land DevelopmentIndustry: CommercialIndustry: EducationType: Architecture & Engineering+78 more

Mesa Associates, Inc.

Madison, AL

Engineers and Consultants

WebsitePhone18 offices2 leadersFounded 1988Size Estimate: 1,000+ employeesUpdated Jun 2026

Service detail: Engineering & Design Services

Service: Engineering & Design ServicesService: 3D ModelingService: UAV InspectionIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+18 more

O'Donnell & Naccarato

Philadelphia, PA

Local Expertise. National Reach.

WebsitePhone10 offices6 projects4 leaders4 credentialsFounded 1981

Project: Swarthmore College Sharples Dining Hall & Community Commons

Service: Structural EngineeringService: New ConstructionService: Adaptive Reuse & RenovationIndustry: CommercialIndustry: HealthcareType: Structural Engineering+22 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

Skyhook Structural Engineering, P.C.

Brentwood, TN

Skyhook Structural Engineering, P.C. (SSE) is a Brentwood, Tennessee structural engineering firm founded in June 1999 by William O'Donnell. SSE provides structural design, construction document production, and construction administration for healthcare facilities, office buildings, water and wastewater treatment structures, parking garages, residential and mixed-use developments, retail buildings, pedestrian bridges, hotels, churches, and educational facilities. The practice is licensed in 37 states and operates from offices in Brentwood, Asheville, and Columbus.

WebsitePhone3 offices5 leadersFounded 1999Updated Jun 2026

Service detail: Structural Engineering Services

Service: Structural Engineering ServicesService: Healthcare FacilitiesService: Water and Wastewater Treatment StructuresIndustry: HealthcareIndustry: GovernmentType: Structural Engineering+15 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