Public engineering firm directory

Find engineering consulting firms by capability and location.

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A&A Engineering

Toledo, OH

Innovative, Trusted Structural Engineering Since 1996

WebsitePhone1 office11 leadersFounded 1996Updated Jun 2026

Service detail: Core Structures

Service: Core StructuresService: Metal BuildingsService: Greenhouses & SunshadesIndustry: CommercialIndustry: RetailType: Civil Engineering+24 more

Allison Structural Group

Columbus, OH

Allison Structural Group is a Columbus, Ohio-based structural engineering and inspection consulting practice serving developers, architects, contractors, realty companies, and facility owners. It provides structural design for new and existing buildings, site civil consulting, condition assessments, and industrial support structures. Project types range from residential additions and tenant improvements to industrial plant upgrades and commercial property acquisitions. The practice delivers projects using BIM and Revit for clear, coordinated design documentation.

WebsitePhone2 offices6 projectsSize Estimate: 2-10 employeesUpdated Jun 2026

Project: Sawmill Place Apartment Building

Service: Structural EngineeringService: Structural design for new buildingsService: Structural upgrades and alterations to existing facilitiesIndustry: CommercialIndustry: ManufacturingType: Architecture & Engineering+51 more

Andrew Brock Consulting Engineer LLC

Toledo, OH

Andrew Brock Consulting Engineer LLC is a structural, civil, and specialty delegated engineering practice headquartered in Toledo, Ohio. Serving clients throughout the Midwest and Western states, it provides engineer-of-record services for K-12 and post-secondary schools, industrial facilities, warehouses, hospitals, and commercial developments. The practice has specialized expertise in heavy seismic, high-wind, and Risk Category III and IV facility design, employing 3D building information modeling (BIM) to coordinate seamlessly with architects, contractors, and other consultants.

Website1 office5 leaders3 credentials1 publicationsSize Estimate: 3-10 employeesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Engineer of Record ServicesService: Specialty Delegated EngineeringIndustry: EducationIndustry: IndustrialType: Structural Engineering+25 more

Ashley & Vance Engineering

San Luis Obispo, CA

Shaping the communities that we call home.

WebsitePhone9 offices7 projectsFounded 2005Size Estimate: 100-150 employeesUpdated Jun 2026

Project: Fountaingrove Passive House

Service: Structural EngineeringService: Cast-in-Place ConcreteService: Post-Tensioned ConcreteIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+31 more

Barber & Hoffman, Inc.

Cleveland, OH

Reliable partnership. Trusted solutions.

WebsitePhone3 offices15 projects4 leaders13 credentialsFounded 1934

Project: UH Ahuja Medical Center - Drusinsky Sports Medicine Institute

Service: Structural Design and AnalysisService: Structural System Selection and Building DesignService: Construction Documents and Sealed CalculationsIndustry: HealthcareIndustry: EducationType: Structural Engineering+29 more

Brumbaugh Engineering & Surveying, LLC

West Milton, OH

Brumbaugh Engineering & Surveying, LLC (BES) is a professional civil engineering and land survey consulting firm serving Ohio, eastern Indiana, and northern Kentucky from its office in West Milton, Ohio. BES provides civil engineering, structural engineering, construction layout, and professional land surveying services to a diverse client base that includes general contractors, architects, utility companies, municipalities and townships, schools, financial institutions, parks and recreation departments, and the private sector.

WebsitePhone1 officeFounded 1972Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Roadway & Highway DesignService: Sanitary Sewer & Waterline DesignIndustry: GovernmentIndustry: EducationType: Civil Engineering+17 more

Carpenter Marty Transportation Inc

Columbus, OH

Founded in 2013 by Kevin Carpenter and Bill Marty, Carpenter Marty Transportation is a civil engineering firm specializing in roadway, bridge, traffic, planning, survey, and architecture services. Since its founding, CM has experienced significant growth while maintaining a clear focus on infrastructure design and client service. Headquartered in Columbus, Ohio, CM expanded in 2018 by opening new offices in Cincinnati, Ohio and Charleston, West Virginia. We expanded our services again in 2020 with the launch of Comma Designworks, a full-service architecture branch in Nashville, Tennessee. Infrastructure remains our core focus, supported by leadership that exemplifies our values.

Website4 offices12 leadersFounded 2013Updated Jun 2026

Service detail: Traffic Engineering

Service: Traffic EngineeringService: Traffic StudiesService: Traffic Impact StudiesIndustry: Highways & RoadsIndustry: BridgesType: Architecture & Engineering+29 more

DESMAN

Boston, MA

Client-Focused Parking Solutions

WebsitePhone9 offices5 projects3 leaders3 credentialsFounded 1973

Project: Ft. Duquesne and Sixth Parking Garage Facade and Renovation

Service: Parking ConsultingService: Supply and Demand StudiesService: Concept PlanningIndustry: EducationIndustry: HealthcareType: Structural Engineering+30 more

DLZ Corporation

Columbus, OH

Innovative Ideas | Exceptional Design | Unmatched Client Service

WebsitePhone1 office9 projects3 leaders5 credentialsSize Estimate: 500+ employees

Project: SR 161 at Maple Canyon Avenue

Service: Transportation EngineeringService: Interchange and Highway DesignService: Bridge Design and RestorationIndustry: Highways & RoadsIndustry: TransportationType: Architecture & Engineering+73 more

David Mason + Associates

St. Louis, MO

Exceptional Engineering. Innovative Construction Services. Dedicated to Our People.

WebsitePhone7 offices7 projectsFounded 1989Size Estimate: 100-250 employeesUpdated Jun 2026

Project: Jefferson National Expansion Memorial - Gateway Arch Grounds Renovations

Service: Civil EngineeringService: Structural EngineeringService: Survey and 3D ScanningIndustry: HealthcareIndustry: EducationType: Civil Engineering+20 more

DeSimone Consulting Engineering

New York, NY

Bridging science and humanity

Website11 offices1 projects3 leaders10 credentialsFounded 1969Updated Jun 2026

Project: Terminal Warehouse

Service: Structural DesignService: Facade and Building EnvelopeService: RestorationIndustry: AviationIndustry: TransportationType: Structural Engineering+23 more

Frost Engineering & Consulting

Mishawaka, IN

Structural Engineers

Website2 officesFounded 2005Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and RetrofitService: Load and Condition RatingsIndustry: EducationIndustry: ReligiousType: Civil Engineering+19 more

GFT Infrastructure, Inc.

Chicago, IL

Ingenuity That Shapes Lives

WebsitePhone12 offices10 projects10 leaders8 credentials3 publications

Project: O'Hare International Airport Terminal 5 Expansion

Service: Transportation EngineeringService: Roadway Planning and EngineeringService: High-Availability Transit FacilitiesIndustry: TransportationIndustry: BridgesType: Architecture & Engineering+43 more

GPD Group

Akron, OH

Redefining the industry. Transforming your experience.

WebsitePhone1 office2 leadersFounded 1961Size Estimate: 200-999 employeesUpdated Jun 2026

Service detail: Architecture & Design

Service: Architecture & DesignService: Engineering ConsultingService: Structural EngineeringIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+30 more

Greenhouse Design LLC

Burbank, OH

Controlled Environment Agriculture & Greenhouse Engineering Services

WebsitePhone2 offices5 leadersSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Planning and Feasibility

Service: Planning and FeasibilityService: Site PlanningService: Feasibility StudiesIndustry: AgricultureIndustry: Research FacilitiesType: Structural Engineering+22 more

H F Lenz Co

Johnstown, PA

Trusted. Experienced. Multidisciplined.

Website5 offices11 leaders2 credentialsFounded 1946Updated Jun 2026

Service detail: Energy Services

Service: Civil EngineeringService: CommissioningService: Communications EngineeringIndustry: Arts & CultureIndustry: AviationType: Civil Engineering+31 more

I.A. Lewin PE & Associates

South Euclid, OH

I.A. Lewin PE & Associates is a structural and civil engineering firm established in 1986, serving owners, developers, architects, and contractors in Northeast Ohio and throughout the United States. Work spans new construction, additions, structural repairs and modifications, structural surveys, and construction consulting across commercial, industrial, and institutional building types, with project costs ranging from $10,000 to $20 million. In 2015, it expanded to include site/civil engineering covering grading, parking lot design, drainage design, and retaining wall analysis. Offices are located in South Euclid, Ohio and Webster, New York.

WebsitePhone2 offices4 leadersFounded 1986Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Hotels, shopping centers, and office buildingsService: Industrial facilities including steel, glass, recycling, and plastics plantsIndustry: CommercialIndustry: HospitalityType: Structural Engineering+20 more

Jezerinac Geers & Associates, Inc.

Dublin, OH

Over 40 Years of Experience

WebsitePhone1 office7 projectsFounded 1981Updated Jun 2026

Project: Nationwide Children's Hospital Expansion

Service: Structural Analysis and DesignService: Structural AnalysisService: Structural DesignIndustry: CommercialIndustry: Multifamily ResidentialType: Structural Engineering+19 more

KPFF Consulting Engineers

Portland, OR

KPFF exists to engineer opportunities that have a positive impact on people, places, and the planet.

Website33 offices5 projectsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Portland International Airport (PDX), Terminal Core Redevelopment

Service: Structural EngineeringService: Bridge EngineeringService: Protective DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+39 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

Korda Nemeth Engineering Inc

Columbus, OH

Unparalleled customer service, collaborative teams, and thoughtful designs.

WebsitePhone1 office16 projects14 leaders18 credentials2 publications

Project: Ohio Expo Center State Fairgrounds Improvements

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: AirportsIndustry: CommercialType: Civil Engineering+33 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

MER Engineers, Inc.

Dayton, OH

Concrete Quality by Design®

WebsitePhone1 office16 projects1 leaders19 credentials3 publications

Project: Nissin Facility

Service: Structural EngineeringService: Tilt-Up Concrete Design & DetailingService: Precast Concrete DesignIndustry: CommercialIndustry: RetailType: Structural Engineering+11 more

Mackin Engineering

Pittsburgh, PA

Civil engineering, transportation, land development, and facilities consulting

WebsitePhone4 offices6 projectsFounded 1960Updated Jun 2026

Project: Leechburg Bridge Inspection

Service: Transportation EngineeringService: Structural InspectionService: Structural Engineering DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+22 more