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.

Filters1

20/10 Engineering Group, LLC

Sustainable Designs | Better Engineering Vision

Website9 projectsUpdated Jun 2026

Project: Trinity International University - New Waybright Student Center

Service: Mechanical, Electrical, and Plumbing EngineeringService: HVAC and Climate Control SystemsService: Plumbing and Process Piping DesignIndustry: EducationIndustry: HealthcareType: MEP+26 more

4D Tech Solutions, LLC

Fairmont, WV

Mission-Driven Design and Development

WebsitePhone1 office5 projects5 leadersFounded 2013Updated Jun 2026

Project: RedTail LiDAR System

Service: Technology DevelopmentService: MEMS-Mirror LiDAR SystemsService: Innovative Sensor SolutionsIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+19 more

A. G. Consulting Engineering, PC

New York, NY

A. G. Consulting Engineering, PC is an established MEP and construction management consulting practice. It offers mechanical, electrical, plumbing, fire protection, fire engineering, LEED consulting, special inspection, and construction management services for infrastructure, institutional, and public works projects.

WebsitePhone5 offices8 projects7 leaders13 credentialsFounded 1994

Project: NYCT Fulton Street Transit Center

Service: MEP EngineeringService: Mechanical and HVAC Systems DesignService: Electrical Systems EngineeringIndustry: TransitIndustry: RailType: MEP+17 more

AE Works

Sewickley, PA

We Make Building Projects a Better Value

WebsitePhone2 offices15 projects1 leaders23 credentials3 publications

Project: Bay Pines VA Medical Center, Electronic Health Records Modernization

Service: Architecture & Interior DesignService: Programming and Test FitsService: Master Planning and Space ConsolidationIndustry: CommercialIndustry: Multifamily ResidentialType: Architecture & Engineering+46 more

AI Engineers, Inc.

Cromwell, CT

Improving Life. By Design.

WebsitePhone1 office4 projects8 leaders2 credentials5 publications

Project: Rhode Island Corridor Modernization

Service: BridgesService: Bridge structural designService: Bridge inspection and safety evaluationIndustry: FederalIndustry: GovernmentType: Civil Engineering+45 more

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects1 leaders2 credentials2 publications

Project: Calcium Carbonate Production Plant

Service: Process EngineeringService: PFD and P&ID DevelopmentService: Material and Energy Balance SimulationIndustry: ChemicalsIndustry: Food & BeverageType: Automation & Controls+73 more

AMP Optics LLC

Blue-Sky to Reality

Website6 publicationsFounded 2010Updated Jun 2026

Service detail: Optical Design and Engineering

Service: Optical Design and EngineeringService: Advanced Optical DesignService: Optical System Concept DevelopmentIndustry: AerospaceIndustry: DefenseType: Electrical Engineering+26 more

ATALO Solutions, Inc.

St. Petersburg, FL

Transforming complex challenges into strategic technological opportunities

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Systems Integration and Engineering

Service: Systems Integration and EngineeringService: System Requirements IdentificationService: Technical Documentation and ReportsIndustry: FederalIndustry: DefenseType: Software Engineering+23 more

ATCSI LLC

Chesapeake, VA

ATCSI LLC delivers specialized services and technical solutions in air traffic control systems integration, shipboard systems, manned and unmanned air systems, and air traffic control procedures and policy development. It provides program management, task-based curriculum development, technical training, information analysis, digital data services, systems engineering, and strategic project planning. With a workforce of subject matter experts, the team supports complex aerospace, defense, and maritime programs.

Website1 office2 projects4 leadersFounded 2012Updated Jun 2026

Project: Naval Air Traffic Management Program Support

Service: Air Traffic Control Systems IntegrationService: Air Traffic Control Procedure and Policy DevelopmentService: Air Traffic Control SimulationIndustry: DefenseIndustry: AviationType: Aerospace Engineering+19 more

ATOLLO Technology Solutions, LLC

Fulton, MD

Smarter Automation. Wider Integration. Smarter Decisions Made Quickly & Affordably.

WebsitePhone1 office4 leadersUpdated Jun 2026

Service detail: Strategic Planning (Security & Operations)

Service: Strategic Planning (Security & Operations)Service: Systems Engineering & Technology InsertionService: Digital Transformation of Plant & Facility OperationsIndustry: DefenseIndustry: FederalType: Automation & Controls+12 more

ATT Metrology Solutions

Issaquah, WA

Shaping the future of accuracy one measurement at a time.

WebsitePhone1 office3 projects7 credentialsUpdated Jun 2026

Project: Robotic Material Application Path Correction

Service: On-Site Metrology ServicesService: CalibrationService: On-Site MeasurementIndustry: ManufacturingIndustry: AerospaceType: Automation & Controls+24 more

AULtec, Inc.

Gaithersburg, MD

Professional Civil Engineering and Land Surveying Services

Website1 office5 projects2 leaders7 credentialsFounded 1994Size Estimate: 10-49 employees

Project: Pre-stressed Concrete Slab Bridge No. 10172 Replacement

Service: Civil EngineeringService: Site & Land DevelopmentService: Hydrology & Stormwater ManagementIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+19 more

Adacel Systems, Inc.

Orlando, FL

Adacel Systems, Inc. supports aviation and defense customers from Orlando with air traffic management, digital tower, simulation, and training technology. Adacel combines REVAL digital ATC tower consulting, system design, development, deployment, and support; Aurora air traffic management system engineering, software development, test, and verification; MaxSim air traffic control simulation; and ICE aviation phraseology training tools.

WebsitePhone1 office3 credentialsUpdated Jun 2026

Service detail: Digital ATC Tower Systems

Service: Digital ATC Tower SystemsService: Aerodrome System IntegrationService: Remote Tower ArchitectureIndustry: AviationIndustry: AirportsType: Aviation Engineering+19 more

Adaptive X Labs

Advanced Engineering Development For Transportation

WebsiteUpdated Jun 2026

Service detail: Concept Ideation

Service: Concept IdeationService: Problem Framing and Use-Case DefinitionService: Early CAD ModelingIndustry: AutomotiveIndustry: TransportationType: Transportation Engineering+6 more

Additive at Scale

College Station, TX

Accelerating innovation through advanced rapid manufacturing solutions

WebsitePhone1 office1 leadersFounded 2020Updated Jun 2026

Service detail: Engineering and Design

Service: Engineering and DesignService: Mechanical Concept DevelopmentService: Design for Additive ManufacturingIndustry: Public SafetyIndustry: DefenseType: Mechanical Engineering+23 more

AdvanceBio LLC

Milford, OH

Biofuels and biochemical industry consultants

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Commercial Bio-Based Process Engineering

Service: Commercial Bio-Based Process EngineeringService: General Project ConsultingService: Technical Due DiligenceIndustry: Biomass & BioenergyType: Owner's Engineer+14 more

Advanced Simulation Technology, Inc.

Aston, PA

Creatively combining classic and emerging engineering technologies

WebsitePhone1 officeUpdated Jun 2026

Service detail: Product Design

Service: Product DesignService: Computer-Aided Design (CAD)Service: Finite Element Analysis (FEA)Industry: GovernmentIndustry: DefenseType: Mechanical Engineering+20 more

Advanced Technology Systems Company

McLean, VA

We build solutions.

WebsitePhone5 offices3 projects8 leaders2 credentialsUpdated Jun 2026

Project: Georgia Border Surveillance Program

Service: Systems IntegrationService: Security Surveillance SystemsService: Communications SystemsIndustry: DefenseIndustry: FederalType: Defense Engineering+18 more

Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects7 leadersFounded 2006Updated Jun 2026

Project: Reagan National Airport

Service: Planning & SchedulingService: CPM Schedule DevelopmentService: Schedule Analytics, Quality Control, and KPI AnalysisIndustry: InfrastructureIndustry: AirportsType: Owner's Engineer+29 more

Affiliated Engineering Laboratories, Inc.

Edison, NJ

Forensic engineering and materials testing

WebsitePhone1 officeUpdated Jun 2026

Service detail: Forensic Engineering Investigations

Service: Forensic Engineering InvestigationsService: Automotive Failure AnalysisService: Fire Origin and CausationIndustry: LegalIndustry: LaboratoriesType: Forensic Engineering+33 more

Alampalli Engineering, PLLC

Albany, NY

Key to reliable engineering, business and software solutions

WebsitePhone1 office1 leaders9 credentialsUpdated Jun 2026

Service detail: Infrastructure and Engineering

Service: Infrastructure and EngineeringService: Infrastructure Asset ManagementService: Structural MonitoringIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+25 more

Albany Hill LLC

Engineers with real world experience.

WebsiteUpdated Jun 2026

Service detail: Wireless Network Engineering

Service: Wireless Network EngineeringService: RF Design and Propagation ModelingService: Performance Optimization and AuditingIndustry: TelecommunicationsIndustry: Data CentersType: Telecom / RF Engineering+21 more

Allview Solutions

ELITE Aerospace Mission Systems Engineering

Website1 leadersFounded 2024Updated Jun 2026

Service detail: Mission Operations

Service: Mission OperationsService: Mission DesignService: Mission SchedulingIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+9 more

Altatech Engineering Technologies

Sioux Falls, SD

Advanced Engineering Solutions

Website1 officeUpdated Jun 2026

Service detail: Model-Based Systems Engineering

Service: Model-Based Systems EngineeringService: Requirements integrationService: Design and verification modelingIndustry: DefenseIndustry: FederalType: Defense Engineering+22 more