Public engineering firm directory

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Applied Management Corporation

Technical services providing a more secure environment

Website3 credentialsFounded 1988Updated Jun 2026

Service detail: Design Engineering

Service: Design EngineeringService: Design Specification & Drawing ReviewService: Engineering Change Proposal SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+15 more

Applied Research Associates, Inc.

Albuquerque, NM

Innovative Solutions to Complex Problems

Website1 office5 projects1 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Switchback Autonomous Ground Platform

Service: Integrated Systems EngineeringService: Assured Position Navigation and TimingService: Contract Manufacturing and EngineeringIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+47 more

Breault Research Organization, Inc.

Tucson, AZ

Taking Light Further

WebsitePhone1 office2 projectsFounded 1979Updated Jun 2026

Project: Hubble Space Telescope Stray Light Analysis

Service: Optical Engineering ServicesService: Stray Light AnalysisService: Illumination Systems DesignIndustry: AerospaceIndustry: DefenseType: Simulation Engineering+33 more

Centuria Corporation

Reston, VA

A Data Driven Company

WebsitePhone2 offices3 projects7 leaders7 credentialsFounded 2002

Project: NOAA Radar Operations Center Mission Support Services

Service: Engineering & Scientific ServicesService: Systems EngineeringService: Modeling & SimulationIndustry: FederalIndustry: GovernmentType: Aerospace Engineering+61 more

Charles F. Day & Associates LLC

Davenport, IA

Ready to deliver solutions for your challenges.

WebsitePhone1 office6 projects2 leaders5 credentialsFounded 1995

Project: M777A2 Field Service Representative Services

Service: Engineering & Technical ServicesService: UXO/EOD Response ServicesService: Explosive Safety and Hazard MitigationIndustry: DefenseIndustry: FederalType: Defense Engineering+25 more

Epsilon Systems Solutions, Inc.

San Diego, CA

Epsilon Systems Solutions, Inc. is a defense engineering and technical services provider headquartered in San Diego, California, with facilities in Portsmouth, Virginia, Mayport, Florida, and Pearl Harbor, Hawaii. Epsilon Systems provides marine engineering and ship repair for all classes of U.S. Navy vessels, C5ISR systems engineering and intelligence support, manufacturing of advanced military and commercial products, and technical services including geospatial analysis, environmental compliance, and simulation training. Operating over 125,000 square feet of repair, modernization, and manufacturing facilities near major U.S. Navy homeports, Epsilon Systems holds SUBSAFE certification on all classes of submarines and serves the U.S. Navy, NAVAIR, NAVSEA, and the broader national security community.

Website5 offices12 credentialsUpdated Jun 2026

Service detail: Navy Ship Repair and Modernization

Service: Navy Ship Repair and ModernizationService: SUBSAFE Submarine Modernization and RepairService: Alteration Installation Team (AIT) ServicesIndustry: DefenseIndustry: MarineType: Defense Engineering+30 more

G2 Ops, Inc.

Baltimore, MD

Smarter Intelligence

Website1 office5 projects1 leaders3 credentialsFounded 2006Updated Jun 2026

Project: Sentinel ICBM Modernization Support

Service: Model-Based Systems Engineering (MBSE)Service: Ground Systems Digital EngineeringService: Surface & Subsurface Combat Systems EngineeringIndustry: DefenseIndustry: SpaceType: Defense Engineering+21 more

KMS Solutions, LLC

Alexandria, VA

Your Success is Our Mission!

WebsitePhone8 offices14 leaders5 credentialsFounded 2005Updated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Submarine and Surface Ship Combat & Command Control Systems AnalysisService: Off-Board Sensors and Sonar SystemsIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+35 more

McCormick Stevenson, LLC

Clearwater, FL

Engineering Rugged Armament Solutions

WebsitePhone1 office2 projects48 leaders12 credentialsUpdated Jun 2026

Project: ISO Container Ordnance Storage Magazine

Service: Development EngineeringService: System EngineeringService: Product DesignIndustry: DefenseIndustry: ManufacturingType: Defense Engineering+13 more

Penta Research Inc.

Huntsville, AL

Exceptional engineering and support

WebsitePhone1 office9 leaders2 credentialsFounded 2002Updated Jun 2026

Service detail: Modeling and Simulation

Service: Modeling and SimulationService: Weapons and Missile Systems EngineeringService: Systems Engineering and IntegrationIndustry: DefenseIndustry: FederalType: Defense Engineering+11 more

R4 Integration, Inc.

Fort Walton Beach, FL

Systems Engineering & Integration

Website1 office2 projects4 credentialsFounded 2008Updated Jun 2026

Project: C-130 Beyond Line-of-Sight Tactical Removable Airborne Satellite Communications (TRASC) Integration

Service: Systems Engineering & IntegrationService: Network and Systems EngineeringService: SATCOM EngineeringIndustry: AerospaceIndustry: AviationType: Aerospace Engineering+18 more

Seacorp LLC

Middletown, RI

Delivering Excellence in Defense Technology

WebsitePhone2 offices5 leaders4 credentialsFounded 1981Size Estimate: 650+ employees

Service detail: Combat Systems

Service: Combat SystemsService: Electronic Warfare (EW)Service: Platform & Payload IntegrationIndustry: DefenseIndustry: FederalType: Defense Engineering+7 more

Simulation Systems Technologies, Inc.

Voorhees, NJ

Deliver Solutions for Complex Programs On Time and Within Budget

WebsitePhone2 offices2 credentialsFounded 1987Updated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Requirements development and traceabilityService: Systems architecture and designIndustry: DefenseIndustry: FederalType: Defense Engineering+41 more

Xperience Technology Solutions Corp

Innovative technology and engineering solutions for simulation and training

WebsiteUpdated Jun 2026

Service detail: Systems Engineering and Design

Service: Systems Engineering and DesignService: Cross-Discipline Systems EngineeringService: Systems IntegrationIndustry: AerospaceIndustry: DefenseType: Simulation Engineering+29 more

Zilitivity Inc.

Software engineering and IT services

Website4 projects1 leaders4 credentialsSize Estimate: 11-50 employeesUpdated Jun 2026

Project: COLUMBIA and VIRGINIA Class Nuclear Submarine Ship Control Systems

Service: Software Engineering ConsultingService: Requirements Analysis and PlanningService: System Architecture and DesignIndustry: DefenseIndustry: FederalType: Software Engineering+19 more