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.

Filters2

2LMN, Inc.

Lancaster, OH

Your Trusted Engineering Partner

WebsitePhone4 offices10 leaders4 credentialsFounded 1979Updated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Site Drainage and Grading PlansService: Stormwater Pollution Prevention PlansIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+48 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 projects7 leaders14 credentialsFounded 1998

Project: Columbus Division of Police Crime Laboratory Renovation

Service: Mechanical EngineeringService: HVAC Design and UpgradesService: Electrical EngineeringIndustry: FederalIndustry: GovernmentType: MEP+23 more

Algebra AEC, LLC

Cleveland, OH

MEP & Sustainability Consulting

WebsitePhone1 office18 projects1 leadersFounded 2014Size Estimate: 5-30 employees

Project: Cleveland Clinic / CWRU - Health Education Campus

Service: MEP EngineeringService: HVAC EngineeringService: Plumbing EngineeringIndustry: HealthcareIndustry: EducationType: MEP+33 more

Applied Science Inc

Southfield, MI

Solutions to your Challenges

WebsitePhone2 officesFounded 1984Updated Jun 2026

Service detail: Water Resources

Service: Water ResourcesService: Water Supply SystemsService: Meter Data ManagementIndustry: Water ResourcesIndustry: WastewaterType: Civil Engineering+13 more

Applied Science, Inc.

Southfield, MI

Solutions to your Challenges

WebsitePhone2 offices3 leadersFounded 1984Updated Jun 2026

Service detail: Civil and Site Design

Service: Civil and Site DesignService: Site Planning and Subdivision LayoutService: Grading and Roadway DesignIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+36 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

Atwell

Southfield, MI

We create solutions for the built environment.

Website18 offices12 projects6 leaders8 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Walmart Metro Atlanta Drone Delivery Operations Support

Service: Program & Development ServicesService: Program ManagementService: Owner's Representative ServicesIndustry: Land DevelopmentIndustry: Oil & GasType: Civil Engineering+38 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

CCI Engineering Services

Columbus, OH

Quality Engineering Services for 30+ Years

WebsitePhone6 offices2 credentialsFounded 1984Updated Jun 2026

Service detail: CADD and Modeling

Service: CADD and ModelingService: CADD ServicesService: Geographic Information SystemsIndustry: AviationIndustry: TransportationType: Civil Engineering+34 more

CED Technologies Incorporated

Shelton, CT

Leaders in Forensic Engineering, Accident Reconstruction & Expert Witness Services

WebsitePhone5 offices1 leadersFounded 1987Size Estimate: 25-100 employeesUpdated Jun 2026

Service detail: Forensic Engineering

Service: Forensic EngineeringService: Biomechanical EngineeringService: Mechanical Defects InvestigationIndustry: Freight & LogisticsIndustry: TransportationType: Forensic Engineering+37 more

Chagrin Valley Engineering, Ltd.

Cleveland, OH

Creative Engineers. Intelligent Solutions.

WebsitePhone3 offices5 projects1 leadersUpdated Jun 2026

Project: Stabilizing SR 4: Rebuilding on an Historic Landfill

Service: Civil Engineering and Site PlanningService: Site developmentService: Grading and drainage designIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+38 more

Cosmos Technologies, Inc.

Pittsburgh, PA

Innovation for the Future

WebsitePhone5 officesFounded 1998Updated Jun 2026

Service detail: Civil Site Design & Development

Service: Civil Site Design & DevelopmentService: Site PlanningService: Design From Concept Through Construction AdministrationIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+36 more

CrabLine Robotics LLC

Cleveland, OH

Changing the way you work underwater.

Website1 office4 leaders2 credentialsFounded 2023Size Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Tool Delivery

Service: Tool DeliveryService: Delivers Various Toolheads To Execute Precise Work Underwater Using Six-legged StabilizationService: With Applications In Biofouling RemovalIndustry: RoboticsIndustry: DefenseType: Automation & Controls+13 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

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

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 projects9 leaders14 credentialsFounded 1967

Project: Cleveland Clinic Global Leadership and Learning Institute

Service: Electrical EngineeringService: Interior lighting designService: Exterior lighting designIndustry: HealthcareIndustry: EducationType: MEP+27 more

Dynotec Inc

Columbus, OH

Trusted to Build What's Next

WebsitePhone5 offices4 projects13 leaders1 credentialsFounded 1990

Project: Youngstown Air Reserve Station Hanger Renovation

Service: ArchitectureService: ADA ComplianceService: BIM ModelingIndustry: CommercialIndustry: FederalType: Architecture & Engineering+37 more

E.L. Robinson Engineering Co.

Charleston, WV

Innovative Civil Engineering Firm

WebsitePhone8 offices6 projects1 leaders2 credentialsFounded 1978

Project: CUY-490/010-2.09/19.28 Opportunity Corridor 3

Service: Bridge & Structural EngineeringService: Construction Services & Alternative DeliveryService: Geotechnical EngineeringIndustry: TransportationIndustry: BridgesType: Civil Engineering+29 more

Environmental Design Group

Akron, OH

The Community Impact People

WebsitePhone6 offices4 projects8 leadersFounded 1984Size Estimate: 50-199 employees

Project: Charles Mill Lake Park

Service: Site DevelopmentService: Master PlanningService: Civil EngineeringIndustry: GovernmentIndustry: TransportationType: Civil Engineering+26 more

HEAPY Engineering, Inc.

Dayton, OH

Engineering Sustainability Commissioning

WebsitePhone8 offices5 leaders2 credentialsFounded 1945Updated Jun 2026

Service detail: Mechanical, Electrical, and Plumbing Engineering

Service: Mechanical, Electrical, and Plumbing EngineeringService: Lighting DesignService: Technology DesignIndustry: HealthcareIndustry: EducationType: MEP+26 more

KS Associates Inc

Elyria, OH

People. Projects. Progress.

WebsitePhone2 offices4 projects3 leaders2 credentialsUpdated Jun 2026

Project: Scheeff East Point Preserve Nature-Based Shoreline

Service: Coastal EngineeringService: Coastal ModelingService: Dredging Calculations and SurveyingIndustry: TransportationIndustry: MarineType: Civil Engineering+45 more

Karpinski Engineering Inc.

Cleveland, OH

MEPT engineering for complex buildings

WebsitePhone6 offices7 projects1 leaders15 credentialsFounded 1983

Project: Heart and Vascular Institute

Service: MEPT Building Systems DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+15 more

LEAVY Engineering and Building Commissioning, LLC

Decatur, GA

LEAVY Engineering and Building Commissioning, LLC is an engineering firm focusing on the design, building commissioning, and sustainability needs of clients across commercial, government (federal, state, and local), and private sectors. With over 30 years of design, engineering, and commissioning experience, LEAVY has designed and/or commissioned well over 100 large-scale high-profile projects including power plants, hospitals, office buildings, 4 and 5-star hotels, laboratories, steam plants, heating and hot water plants, chilled water plants, mission critical facilities, military installations, airports, and schools. LEAVY emphasizes sustainable and maintainable MEP systems and provides LEED consulting, energy audits, investment-grade audits, and Energy Star evaluations.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Building Commissioning

Service: Building CommissioningService: Commissioning Services Covering The DesignService: ConstructionIndustry: HealthcareIndustry: DefenseType: MEP+22 more

LJB Inc.

Lima, OH

Improving the quality of life for the clients, communities and individuals we serve.

Website10 offices5 projects1 leaders4 credentialsFounded 1966Updated Jun 2026

Project: Woodland Avenue Pump Station Rehab

Service: Structural EngineeringService: Tilt-Up Concrete DesignService: Composite Bridge DesignIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+45 more