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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154 Tech LLC

Santa Barbara, CA

Advanced systems engineering, geospatial intelligence, and end-to-end program lifecycle support

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Technical Program Management

Service: Technical Program ManagementService: End-to-End Program ManagementService: Risk ManagementIndustry: DefenseIndustry: FederalType: Defense Engineering+28 more

4D Systems

Flint, MI

The future of manufacturing is digital. Are you ready?

WebsitePhone3 offices5 credentialsFounded 2010Updated Jun 2026

Service detail: Controls Engineering

Service: Controls EngineeringService: Control System IntegrationService: Manufacturing Controls SupportIndustry: ManufacturingIndustry: AutomotiveType: Automation & Controls+23 more

A2e Technologies

San Diego, CA

Electronic Design Built for Critical Programs

WebsitePhone1 office9 projects8 credentialsUpdated Jun 2026

Project: 600W Power Factor Corrector

Service: Electronics Design ServicesService: Hardware DesignService: PCB Design and LayoutIndustry: DefenseIndustry: AerospaceType: Electrical Engineering+24 more

ABD Tech Solutions, LLC

Achieving military interoperability

Website2 leaders1 credentialsUpdated Jun 2026

Service detail: Foreign Military Sales Support

Service: Foreign Military Sales SupportService: Pre-Letter of Request SupportService: Letter of Offer and Acceptance DevelopmentIndustry: DefenseIndustry: FederalType: Defense Engineering+24 more

ADCOMM Engineering LLC

Woodinville, WA

We Bridge The Gap Between Operations and Technology.

WebsitePhone2 offices1 credentialsUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Public Safety Systems EngineeringService: Communications Network DesignIndustry: Public SafetyIndustry: GovernmentType: Owner's Engineer+30 more

ADDX Corporation

Alexandria, VA

Tenacious by Nature

WebsitePhone1 officeUpdated Jun 2026

Service detail: Engineering Readiness and Lifecycle Support

Service: Engineering Readiness and Lifecycle SupportService: Digital Engineering LaunchpadService: Engineering Readiness ReviewsIndustry: DefenseIndustry: GovernmentType: Defense Engineering+23 more

ANS

Scotch Plains, NJ

Engineering with integrity & purpose.

WebsitePhone1 office7 projects12 leadersSize Estimate: 100-300 employeesUpdated Jun 2026

Project: The Virginia Vanguard

Service: Civil, Site & Land DevelopmentService: Site Development & PermittingService: Regulatory Coordination & RepresentationIndustry: Renewable EnergyIndustry: SolarType: Civil Engineering+57 more

ASI Partners Inc.

Huntsville, AL

Engineering Capability and Talent for What Comes Next

WebsitePhone1 officeUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Architecture Development and MBSEService: System Integration and VerificationIndustry: DefenseIndustry: AerospaceType: Defense Engineering+20 more

Acropolis Engineers

Raleigh, NC

Engineering. Delivered.

WebsitePhone2 offices1 projects4 leaders1 credentialsFounded 2014

Project: Critical Process Equipment SCADA Monitoring System

Service: Equipment Optimization & MaintenanceService: Equipment Installation & CommissioningService: Preventative & Scheduled MaintenanceIndustry: Automation & ControlsIndustry: Life SciencesType: Automation & Controls+14 more

Acute Solutions

Discover, Develop, Deliver

Website2 credentialsFounded 2014Updated Jun 2026

Service detail: Turnkey Product Development

Service: Turnkey Product DevelopmentService: Product DefinitionService: Robust Solution DesignIndustry: Medical DevicesIndustry: ManufacturingType: Mechanical Engineering+23 more

Advanced Automation Corporation

Rome, NY

Confidence in the Future: Emerging Technologies to Support the Warfighter

WebsitePhone1 office3 projects6 leaders3 credentialsSize Estimate: 25-50 employees

Project: Integrated Electronic Data Environment (IEDE) for Plutonium Processing Facility

Service: Systems EngineeringService: Requirements Definition and ManagementService: Conceptual and Preliminary DesignIndustry: AerospaceIndustry: DefenseType: Defense Engineering+30 more

Advanced Consulting Solutions Group

Austin, TX

Innovating Solutions for a Safer Tomorrow.

Website4 offices2 projects13 leaders6 credentialsUpdated Jun 2026

Project: MGM Cotai Resort Commissioning

Service: Fire Protection ConsultingService: Fire Protection and Life Safety Code ConsultingService: Fire Protection ReportsIndustry: IndustrialIndustry: ManufacturingType: Fire Protection Engineering+24 more

Advanced Systems Technology, Inc.

Lawton, OK

Advanced Systems Technology, Inc. (AST) delivers defense engineering and simulation solutions, drawing on over 39 years of experience supporting the Department of Defense. It specializes in Live, Virtual, Constructive, and Gaming (LVC-G) training domains, Command, Control, Communications, Computer, and Intelligence (C4I) systems, and training aids, devices, simulators, and simulations (TADSS).

WebsitePhone2 officesUpdated Jun 2026

Service detail: LVC-G Training Systems Engineering

Service: LVC-G Training Systems EngineeringService: Live, Virtual, and Constructive SimulationService: Gaming and Training ApplicationsIndustry: DefenseIndustry: GovernmentType: Defense Engineering+12 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

Aerospace Structural Research Corp

Milford, CT

Transforming Ideas into Reality with Engineering Expertise

WebsitePhone1 officeFounded 1995Updated Jun 2026

Service detail: Engineering Design Services

Service: Engineering Design ServicesService: Computer-Aided Design (CAD)Service: Solid ModelingIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+45 more

Akina Inc

Highland, MD

Smart solutions for smarter business.

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Project Management

Service: Project ManagementService: EngineeringService: Systems EngineeringIndustry: Intelligence & National SecurityIndustry: DefenseType: Software Engineering+8 more

Albat

Construction management and inspection services for infrastructure projects

Website5 projects1 leadersUpdated Jun 2026

Project: Caltrans, District 3 On-Call Construction Inspection Services; Highway 70 Widening

Service: Construction ManagementService: Constructability ReviewsService: Schedule ManagementIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+25 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

Altron, Inc.

Mount Pleasant, SC

Trusted Service - Proven Results

WebsitePhone2 offices2 projects5 leaders1 credentialsUpdated Jun 2026

Project: Department of State Passport Processing Operations

Service: Systems and Software EngineeringService: AI and Machine LearningService: Systems Integration and TestIndustry: DefenseIndustry: FederalType: Defense Engineering+25 more

Amodu Engineering Solutions, LLC

St. Louis, MO

Building Relationships through Affordable Engineering Excellence

WebsitePhone1 office1 leaders17 credentialsFounded 2007Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC Load Calculation ServicesService: Energy Modeling and AnalysisIndustry: HealthcareIndustry: EducationType: MEP+27 more

Anderson Perry & Associates, Inc.

La Grande, OR

Anderson Perry & Associates, Inc. (AP) is a full-service civil engineering firm serving eastern Oregon and eastern Washington since 1975. With nearly 100 employees and five office locations, AP provides water and wastewater system design, transportation, bridges, site development, flood reduction, irrigation, surveying, GIS, environmental and permitting, construction engineering, water rights, and cultural resources management services to public entities and communities throughout the region.

WebsitePhone5 offices1 projects4 credentialsFounded 1975Updated Jun 2026

Project: City of Prineville Wastewater System Improvements

Service: Water SystemsService: Drinking WaterService: Water RightsIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+31 more

Andromeda Systems Incorporated

Virginia Beach, VA

Your Supportability Teammate

WebsitePhone2 officesUpdated Jun 2026

Service detail: Supportability Analysis & Optimization

Service: Supportability Analysis & OptimizationService: Product Support Analysis (PSA)Service: Level/Location of Repair Analysis (LORA)Industry: DefenseIndustry: AviationType: Industrial Engineering+52 more

Anvyl Technologies

Denver, CO

Forging Innovative Solutions for National Security

WebsitePhone1 officeUpdated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Model-Based Systems Engineering (MBSE)Service: Requirements DevelopmentIndustry: AerospaceIndustry: DefenseType: Defense Engineering+17 more

Apertus Solutions, LLC

Severna Park, MD

Open source engineering for trusted computing and embedded systems

Website1 office3 projectsUpdated Jun 2026

Project: Fidelis Platform

Service: Trusted Systems ResearchService: Linux Kernel DevelopmentService: Xen Hypervisor DevelopmentIndustry: DefenseIndustry: Intelligence & National SecurityType: Software Engineering+8 more