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

4Ward Land Surveying

Austin, TX

4Ward Land Surveying is a full-service land surveying and geospatial solutions firm founded in 2009 and based in Austin, Texas. Operating throughout the state, the firm provides land surveying, construction layout, aerial LiDAR, drone mapping, 3-D laser scanning, and GIS solutions for landowners, investors, developers, architects, engineers, and general contractors. In 2024, 4Ward launched a proprietary client portal for interactive delivery of survey and GIS data.

WebsitePhone1 office1 credentials
Service: Land SurveyingService: Construction LayoutType: Land Surveying+4 more

50 States Engineering Corp.

Hackensack, NJ

Benefit from an innovative and diverse range of surveying and engineering experience.

WebsitePhone1 office7 projects
Service: Land SurveyingService: Construction layout and stakeoutIndustry: TransitType: Civil Engineering+30 more

A&E Engineering and Surveying

Pocatello, ID

See it. Solve it. Stand by it.

WebsitePhone1 office2 leaders
Service: Civil EngineeringService: Land Development and Site DesignIndustry: Land DevelopmentType: Civil Engineering+30 more

A.M. Engineering

Elko, NV

Civil Engineering, Surveying, and Project Management Services in Nevada

WebsitePhone2 offices1 projects
Service: Civil EngineeringService: Streets and Highway DesignIndustry: GovernmentType: Civil Engineering+47 more

AEED, Inc.

Chattanooga, TN

Sustainable, Innovative Engineering Solutions

WebsitePhone1 office2 credentials
Service: Engineering, Consulting and DesignService: Mechanical EngineeringIndustry: CommercialType: MEP+55 more

AEG - A SOCOTEC Company

Mechanicsburg, PA

Engineering, Surveying, and Inspections

WebsitePhone1 office3 projects
Service: Geotechnical EngineeringService: Geotechnical Engineering and Foundation DesignIndustry: TransportationType: Geotechnical Engineering+66 more

AFORGE LLC

Lorton, VA

Accelerating the Speed of Knowledge to Support National Security

WebsitePhone3 offices6 credentials
Service: Strategy, Advisory, & ConsultingService: Strategic & Operational PlanningIndustry: DefenseType: Defense Engineering+30 more

AG3 Group, LLC

San Antonio, TX

Civil Services with a Forward-Thinking Approach

WebsitePhone8 offices14 projects
Service: Civil EngineeringService: Transportation DesignIndustry: GovernmentType: Civil Engineering+27 more

AI Engineers, Inc.

Cromwell, CT

Improving Life. By Design.

WebsitePhone1 office4 projects
Service: BridgesService: Bridge structural designIndustry: FederalType: Civil Engineering+47 more

AKS Engineering & Forestry

Tualatin, OR

Practical Solutions. Designed to Last.

WebsitePhone1 officeFounded 1996
Service: Civil EngineeringService: Site Design & GradingIndustry: InfrastructureType: Civil Engineering+37 more

AMI Aero, LLC

Renton, WA

An Aerodynamics Legacy Since 1971

WebsitePhone1 office3 projects
Service: Aerodynamic EngineeringService: Aircraft Design & ConfigurationIndustry: AerospaceType: Aerospace Engineering+30 more

ARC Defense

Contract engineering, consulting, and manufacturing for military and government sectors

Website2 leadersUpdated Jun 2026
Service: ManufacturingService: Component AssemblyIndustry: DefenseType: Defense Engineering+20 more

ARCCA LLC

Expert Forensic, Scientific and Engineering Solutions

Website2 projects7 leaders7 credentials
Service: Forensic Engineering & Expert Witness ConsultingService: Accident ReconstructionIndustry: LegalType: Forensic Engineering+13 more

ATT Metrology Solutions

Issaquah, WA

Shaping the future of accuracy one measurement at a time.

WebsitePhone1 office3 projects
Service: On-Site Metrology ServicesService: CalibrationIndustry: ManufacturingType: Automation & Controls+26 more

Acela Architects + Engineers, PC

Allentown, PA

Innovation. Integrated

WebsitePhone1 office4 projects
Service: ArchitectureService: Conceptual and schematic designIndustry: ResidentialType: Civil Engineering+30 more

Advanced Infrastructure Design, Inc.

Hamilton, NJ

Advanced Infrastructure Design, Inc. (AID) is a consulting engineering practice established in 1998. Headquartered in Hamilton, New Jersey, with an office in Philadelphia, Pennsylvania, it is staffed by licensed Professional Engineers, scientists, researchers, and technicians. The practice specializes in transportation infrastructure preservation, deploying advanced non-destructive testing (NDT) technologies to evaluate and design solutions for roads, bridges, tunnels, airports, substructures, foundations, and parking structures. It is led by President Mojgan Mohtashami, PhD, MBA.

Website2 offices1 leadersFounded 1998
Service: Pavement EngineeringService: Comprehensive Non-Destructive Field TestingIndustry: GovernmentType: Civil Engineering+59 more

Advantage Engineering Associates, P.C.

Cranbury, NJ

Engineering design, construction support and construction inspection services for transportation infrastructure

WebsitePhone2 offices8 projects
Service: Transportation EngineeringService: Highway and Traffic EngineeringIndustry: TransportationType: Civil Engineering+28 more

Advantic LLC

Miamisburg, OH

Advantic LLC is a structural design-build firm based in Miamisburg, Ohio, delivering turnkey structural systems that integrate advanced composite materials with in-house fabrication and installation. Advantic specializes in lightweight fiber-reinforced polymer (FRP) and multi-material structural solutions for data center, industrial, edge computing, and AI infrastructure clients, and holds 50-state PE stamping capabilities.

WebsitePhone1 officeUpdated Jun 2026
Service: Structural DesignService: Engineer of Record ServicesIndustry: Data CentersType: Structural Engineering+13 more

Alliance Engineers & Project Consultants

Beaumont, TX

Multidisciplined EPCM

WebsitePhone1 office5 projects
Service: Project DevelopmentService: Phased Front-End LoadingIndustry: Carbon CaptureType: Automation & Controls+45 more

Allied Engineering Services Inc

Bozeman, MT

Diverse Projects. Solutions That Last.

WebsitePhone1 office14 projects
Service: Civil EngineeringService: SubdivisionsIndustry: CommercialType: Civil Engineering+61 more

Ally General Solutions, LLC

Houston, TX

Building now for tomorrow

Website1 office8 projects7 leaders
Service: Civil EngineeringService: Highways and Airports EngineeringIndustry: TransportationType: Civil Engineering+33 more

Alpha Land Surveying & Mapping

Omaha, NE

Alpha Land Surveying & Mapping (ALSM) was founded in January 1996 by Fred M. Franklin, PLS, in Oakland, Nebraska, and has grown into a regional land surveying practice serving Nebraska and Florida. ALSM provides boundary, ALTA/ACSM, topographic, elevation certificate, and FEMA/LOMA/GIS surveys, along with construction staking and aerial drone services. A technology-forward practice, ALSM offers aerial drone photogrammetry and LiDAR scanning for power-line corridors, railway corridors, cell towers, and general corridor mapping, producing 3D point clouds, 2D and 3D orthomosaic maps, and BIM-ready spatial data. The firm operates from offices in Omaha, Oakland, South Sioux City, Norfolk, and Blair, Nebraska, and Tampa, Florida.

WebsitePhone6 offices1 leaders
Service: Land SurveyingService: ALTA/ACSM SurveysIndustry: Land DevelopmentType: Land Surveying+19 more

Applied Engineering Services, Inc.

Ridgway, CO

We Know How

WebsitePhone3 officesFounded 1992
Service: Mechanical EngineeringService: Mechanical System DesignIndustry: AerospaceType: Civil Engineering+48 more