Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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3D Engineering Solutions, LLC

Cincinnati, OH

Measuring & Modeling Quality

WebsitePhone1 office2 credentials
Service: 3D Laser Scanning & DigitizingService: Short Range 3D Laser ScanningIndustry: AerospaceType: Materials Testing+30 more

A&B Foundry, Machining, and Fabrications

Franklin, OH

Engineering Excellence + Inspiring Innovation

WebsitePhone1 officeUpdated Jun 2026
Service: CastingsService: Air Set MoldingIndustry: AerospaceType: Industrial Engineering+32 more

AGarvey LLC

Xenia, OH

Protecting Those Who Protect Us

WebsitePhone1 office3 leaders
Service: Decontamination SystemsService: Mask Cleaning & DecontaminationIndustry: DefenseType: Defense Engineering+12 more

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects
Service: Process EngineeringService: PFD and P&ID DevelopmentIndustry: ChemicalsType: Automation & Controls+75 more

Advanced Engineering Consultants

Columbus, OH

Advanced Engineering Consultants specializes in providing mechanical, electrical, plumbing, fire protection, technology, and utilities engineering design and construction administration services for the built environment. Established in 1998, the practice works collaboratively with owners, architects, and contractors across the Midwest, the nation, and globally. It has completed nearly 2,000 projects across diverse sectors including government, healthcare, education, and commercial markets.

WebsitePhone4 offices6 projects
Service: Mechanical EngineeringService: HVAC Design and UpgradesIndustry: FederalType: MEP+25 more

Algebra AEC, LLC

Cleveland, OH

MEP & Sustainability Consulting

WebsitePhone1 office18 projects
Service: MEP EngineeringService: HVAC EngineeringIndustry: HealthcareType: MEP+35 more

American Engineering Group LLC

Akron, OH

Fast-Track Your Product From Concept To Reality

WebsitePhone1 office5 projects
Service: Product Design & DevelopmentService: Product ideation and concept testingIndustry: DefenseType: Mechanical Engineering+37 more

Bender Energy Group, LLC

Cincinnati, OH

The Leader In Energy Management Services.

Website1 office1 credentialsUpdated Jun 2026
Service: Facility Energy AuditingService: Investment-Grade Energy AuditsIndustry: CommercialType: Mechanical Engineering+18 more

CMM Inc.

Hudson, OH

Premier Engineering Design, Construction Support, and Maintenance Services

WebsitePhone1 office8 leaders
Service: Construction ManagementService: Peer Review and DesignIndustry: IndustrialType: Civil Engineering+67 more

CMTA

Louisville, KY

Building Science Leadership

Website49 offices2 projects3 leaders
Service: Consulting EngineeringService: Mechanical EngineeringIndustry: ManufacturingType: MEP+32 more

CrabLine Robotics LLC

Cleveland, OH

Changing the way you work underwater.

Website1 office4 leaders2 credentials
Service: Tool DeliveryService: Delivers Various Toolheads To Execute Precise Work Underwater Using Six-legged StabilizationIndustry: RoboticsType: Automation & Controls+15 more

DLZ Corporation

Columbus, OH

Innovative Ideas | Exceptional Design | Unmatched Client Service

WebsitePhone1 office9 projects
Service: Transportation EngineeringService: Interchange and Highway DesignIndustry: Highways & RoadsType: Architecture & Engineering+75 more

Denk Associates, Inc.

Cleveland, OH

Founded in 1967 by Joseph F. Denk, Sr., Denk Associates, Inc. is a mechanical and electrical engineering consulting practice based in Cleveland, Ohio. Offering decades of engineering experience, it delivers comprehensive MEP engineering design, commissioning, and sustainable design services to architects, developers, and building owners on local and national scales. Its portfolio encompasses medical research facilities, hospitals, hotels, multifamily housing, university laboratories, and historic renovations, including several projects designed to meet LEED Platinum certification. By utilizing a dedicated project manager model where both mechanical and electrical project managers continuously review designs from concept to construction completion, it builds long-term collaborative partnerships.

WebsitePhone1 office16 projects
Service: Electrical EngineeringService: Interior lighting designIndustry: HealthcareType: MEP+29 more

E Tech Group

West Chester Township, OH

Beyond Automation and Control

WebsitePhone2 offices7 leaders
Service: AutomationService: Building AutomationIndustry: Consumer ProductsType: Automation & Controls+28 more

ETAA Innovative Solutions

Cincinnati, OH

an innovative mechanical engineering consulting firm for forward-thinking brands

WebsitePhone1 office4 leaders
Service: Engineering ServicesService: Feasibility / Valuation EngineeringIndustry: ManufacturingType: Mechanical Engineering+25 more

Fischer Engineering Company LLC

Dayton, OH

Welding engineering and qualification testing

WebsitePhone1 office2 leaders
Service: Welding Engineering ServicesService: Engineering ConsultingIndustry: ManufacturingType: Materials Engineering+19 more

Formica Industries LLC

Granville, OH

Formica Industries LLC is a licensed engineering practice specializing in machine design, reverse engineering to manufacture, and low-to-mid complexity mechatronic integration. Founded in 2018, it delivers custom manufacturing operations, specialized laboratory testing, and technical site consultations for the defense, industrial, and aerospace sectors.

WebsitePhone1 office1 credentials
Service: Mechanical & Industrial EngineeringService: Machine DesignIndustry: ManufacturingType: Mechanical Engineering+19 more

Gatekey Engineering Inc

Canal Winchester, OH

Solving Complex Challenges in Design, Compliance, and Litigation

WebsitePhone1 office2 projects
Service: Forensic Engineering and Fire InvestigationsService: Product Liability DefenseIndustry: SemiconductorsType: Forensic Engineering+26 more

Genuine Engineering Group

Columbus, OH

Engineered Comfort. Genuine Performance.

WebsitePhone1 office1 credentials
Service: Forensic and Building Investigation ServicesService: Construction Management & Claims Dispute ResolutionIndustry: ResidentialType: Architecture & Engineering+26 more

Globex Corporation

Canfield, OH

Globex Corporation is an international, multi-discipline engineering consulting practice providing structural, civil, mechanical, and electrical engineering solutions since 1980. Headquartered in Canfield, Ohio, Globex specializes in the engineering, installation, testing, diagnostic inspection, modernization, and in-service management of mill buildings, precision-controlled cranes, hoists, ship loaders, conveyors, and similar heavy industrial systems. Over four decades, the practice has completed more than 2,000 projects for heavy industry clients worldwide.

WebsitePhone3 officesFounded 1980
Service: Engineering & ConsultingService: Engineering Studies, Investigations, Surveys, and EvaluationsIndustry: IndustrialType: Structural Engineering+20 more

Greenhouse Design LLC

Burbank, OH

Controlled Environment Agriculture & Greenhouse Engineering Services

WebsitePhone2 offices5 leaders
Service: Planning and FeasibilityService: Site PlanningIndustry: AgricultureType: Structural Engineering+24 more

H F Lenz Co

Johnstown, PA

Trusted. Experienced. Multidisciplined.

Website5 offices11 leaders2 credentials
Service: Civil EngineeringService: CommissioningIndustry: Arts & CultureType: Civil Engineering+33 more

HWH Architects Engineers Planners Inc.

Cleveland, OH

Advance Your Vision

WebsitePhone1 office6 projects
Service: Engineering ServicesService: Civil Engineering ConsultingIndustry: IndustrialType: Architecture & Engineering+41 more

Hargrove Engineers & Constructors

Mobile, AL

The right people. The right place. The right time.

WebsitePhone18 offices1 credentials
Service: Engineering DesignService: Conceptual and Front End StudiesIndustry: AgricultureType: EPC+29 more