Defense Tech Base

Defense tech companies

Find defense startups and established technology suppliers. Search by name or capability, filter by location and market, then compare company profiles.

1036 results · Showing 401–450

Companies

Genesis Engineering Solutions, Inc.

Engineering and robotic technologies for space and federal missions.

Lanham, Maryland, United States

Capabilities
  • Engineering
  • Robotics
  • Space systems
Markets served
  • Space
  • Defense
  • Government
Companies

Gentex Corporation

Headborne protection, situational awareness, and respiratory systems for defense users.

Carbondale, Pennsylvania, United States

Capabilities
  • Defense hardware
  • Protective systems
  • Avionics
  • Communications
Markets served
  • Defense
  • Aerospace
  • Military
  • Government
Companies

Ghost Robotics

Quadruped robots for the real world.

Philadelphia, Pennsylvania, United States

Capabilities
  • Autonomous systems
Markets served
  • Defense
  • National security
  • Critical infrastructure
Companies

Gibbs Amphitrucks

Amphibious vehicles capabilities for defense and national security.

United States

Capabilities
  • amphibious vehicles
  • Mobility
Markets served
  • Defense
  • National security
Companies

Giga-tronics Incorporated

Signal generators and test systems for radar and electronic warfare.

San Jose, California, United States

Capabilities
  • Test equipment
  • RF systems
  • Electronics
Markets served
  • Defense
  • Aerospace
  • Government
Companies

DataPath, Inc.

Rugged satellite communications terminals and C6ISR systems for military users.

Duluth, Georgia, United States

Capabilities
  • Communications
  • Mission software
  • Defense hardware
Markets served
  • Defense
  • Government
  • Communications
  • C6ISR
Companies

GIRD Systems, Inc.

Signal processing, communications, and electronic-warfare engineering.

Cincinnati, Ohio, United States

Capabilities
  • Electronic warfare
  • Communications
  • Engineering
Markets served
  • Defense
  • Government
  • Intelligence
Companies

GITAI USA Inc.

Robotic systems for satellite servicing and future space infrastructure.

Torrance, California, United States

Capabilities
  • Autonomous systems
  • Robotics
  • Space systems
Markets served
  • Space
  • Defense
  • Aerospace
Companies

GKN Aerospace North America, Inc.

Aircraft structures, propulsion components, and systems for civil and military aviation.

United States

Capabilities
  • Aerospace manufacturing
  • Propulsion
  • Structures
Markets served
  • Defense
  • Aerospace
  • Aviation
Companies

Global Planning Initiatives, LLC

Autonomous systems engineering for uncrewed air, surface, and underwater platforms.

Virginia Beach, Virginia, United States

Capabilities
  • Autonomous systems
  • Robotics
  • Maritime systems
Markets served
  • Defense
  • Maritime
  • Aerospace
Companies

Global Technical Systems, Inc.

Defense electronics, mission systems, and advanced manufacturing.

Virginia Beach, Virginia, United States

Capabilities
  • Defense hardware
  • Electronics
  • Systems integration
Markets served
  • Defense
  • Government
  • Aerospace
Companies

GM Defense LLC

Military mobility, power, and autonomy solutions built on automotive-scale technology.

United States

Capabilities
  • Defense hardware
  • Military vehicles
  • Power systems
  • Autonomous systems
Markets served
  • Defense
  • Government
  • Security
Companies

Gogo Business Aviation LLC

Airborne connectivity and communications systems for business and special mission aircraft.

United States

Capabilities
  • Communications
  • Avionics
  • Aerospace electronics
Markets served
  • Defense
  • Aerospace
  • Aviation
Companies

goTenna, Inc.

Off-grid mesh communications for military and public-safety operations.

Jersey City, New Jersey, United States

Capabilities
  • Communications
  • Tactical networking
  • Mission software
  • Resilient systems
Markets served
  • Defense
  • National security
  • Law enforcement
  • Emergency response
Companies

Govini

AI-powered decision advantage for national security.

Arlington, Virginia, United States

Capabilities
  • Mission software
  • Sensing & intelligence
Markets served
  • Defense
  • National security
  • Government
Companies

GrammaTech

Cybersecurity capabilities for defense and national security.

Ithaca, New York, United States

Capabilities
  • Cybersecurity
  • software assurance
Markets served
  • Defense
  • National security
  • Government
Companies

Greensea IQ, Inc.

Autonomy and robotics software for subsea operations.

Richmond, Vermont, United States

Capabilities
  • Autonomous systems
  • Maritime systems
  • Mission software
Markets served
  • Defense
  • Maritime
  • Energy
Companies

GreenSight, Inc.

NDAA-compliant uncrewed aircraft, robotics, avionics, and sensing for defense customers.

Boston, Massachusetts, United States

Capabilities
  • Unmanned aircraft
  • Robotics
  • Sensors
  • Autonomy
Markets served
  • Defense
  • Government
  • Security
Companies

Greenwood Aerospace Corporation

Aviation program support and services for government customers.

Ponca City, Oklahoma, United States

Capabilities
  • Aerospace systems
  • Engineering
  • Sustainment
Markets served
  • Defense
  • Government
  • Aerospace
Companies

Green Expert Technology, Inc.

Systems, software, controls, and program engineering for Navy customers.

Haddonfield, New Jersey, United States

Capabilities
  • Engineering services
  • Software
  • Maritime systems
  • Cybersecurity
Markets served
  • Defense
  • Navy
  • Government
Companies

GreyNoise Intelligence

Cybersecurity capabilities for defense and national security.

Washington, District of Columbia, United States

Capabilities
  • Cybersecurity
  • Sensing & intelligence
Markets served
  • Defense
  • National security
  • Government
Companies

Griffon Aerospace

Uncrewed aircraft and aerial targets for defense training and operations.

Madison, Alabama, United States

Capabilities
  • Autonomous systems
  • Aerospace systems
  • Advanced manufacturing
Markets served
  • Defense
  • National security
  • Aerospace
Companies

GSE Dynamics, Inc.

Engineering, manufacturing, and testing of military structures and assemblies.

Hauppauge, New York, United States

Capabilities
  • Aerospace components
  • Defense hardware
  • Engineering
  • Advanced manufacturing
Markets served
  • Defense
  • Aerospace
  • Government
Companies

Guerrilla RF, Inc.

RF and microwave semiconductors for military communications and satellite connectivity.

Greensboro, North Carolina, United States

Capabilities
  • Semiconductors
  • RF components
  • Satellite communications
  • Military communications
Markets served
  • Defense
  • Aerospace
  • Telecommunications
Companies

Guide Technologies, Inc.

Engineering and technical services for aerospace, defense, and government customers.

United States

Capabilities
  • Engineering services
  • Software
  • Government services
Markets served
  • Defense
  • Aerospace
  • Government
Companies

Gulfstream Aerospace Corporation

Special-mission aircraft and modifications for military and government customers.

Savannah, Georgia, United States

Capabilities
  • Aerospace systems
  • Advanced manufacturing
  • Mission services
Markets served
  • Defense
  • Aerospace
  • Government
Companies

GuRu Wireless, Inc.

Long-range wireless power beaming for persistent unmanned aircraft.

Pasadena, California, United States

Capabilities
  • Communications
  • Wireless power
  • Unmanned systems
  • Sensing & intelligence
Markets served
  • Defense
  • National security
  • Public safety
  • Critical infrastructure
Companies

GXA Consulting, LLC

Technology and advisory services for aerospace, defense, and government programs.

United States

Capabilities
  • Engineering services
  • Consulting
  • Government technology
Markets served
  • Defense
  • Government
  • Aerospace
Companies

HABCO Industries, LLC

Ground-support tooling, test equipment, and maintenance solutions for military aviation.

United States

Capabilities
  • Aerospace systems
  • Test & evaluation
  • Maintenance systems
  • Ground support equipment
Markets served
  • Defense
  • Aerospace
  • Aviation
Companies

Hadrian

Automated precision production and factory services

Torrance, California, United States

Capabilities
  • Advanced manufacturing
Markets served
  • Defense
  • Aerospace
  • Space
Companies

Hangsterfer's Laboratories, Inc.

Metalworking fluids and specialty lubricants for aerospace manufacturing.

United States

Capabilities
  • Chemicals
  • Manufacturing supplies
  • Materials
Markets served
  • Defense
  • Aerospace
  • Manufacturing
Companies

Hanwha Defense USA, Inc.

Localized production and defense systems for U.S. land, sea, and air forces.

United States

Capabilities
  • Defense hardware
  • Maritime systems
  • Military vehicles
  • Advanced manufacturing
Markets served
  • Defense
  • Government
  • Maritime
Companies

Havis, Inc.

Vehicle mounting, docking, and rugged computing solutions for military fleets.

United States

Capabilities
  • Military vehicles
  • Computing
  • Mobility
Markets served
  • Defense
  • Government
  • Military vehicles
Companies

HavocAI

Collaborative autonomy and command-and-control for uncrewed surface vessels.

Providence, Rhode Island, United States

Capabilities
  • Autonomous systems
  • Maritime systems
  • Mission software
  • Robotics
Markets served
  • Defense
  • Maritime
  • National security
Companies

HawkEye 360

Geospatial intelligence from radio-frequency signals.

Herndon, Virginia, United States

Capabilities
  • Space systems
  • Mission software
  • Sensing & intelligence
Markets served
  • Defense
  • National security
  • Maritime
  • Critical infrastructure
Companies

HDT Global

Solutions for the mission.

Solon, Ohio, United States

Capabilities
  • land systems
  • expeditionary systems
  • energy
Markets served
  • Defense
  • National security
Companies

HEICO Corporation

The world's trusted source for aerospace, defense and electronics solutions.

Hollywood, Florida, United States

Capabilities
  • aerospace components
  • defense electronics
  • electro-optics
Markets served
  • Defense
  • National security
  • Space
  • Aerospace
Companies

Hendrickson

Vehicle systems capabilities for defense and national security.

Woodridge, Illinois, United States

Capabilities
  • Mobility
Markets served
  • Defense
  • National security
Companies

HENSOLDT North America, Inc.

Radar, optronics, and integrated sensors for U.S. defense customers.

United States

Capabilities
  • Radar
  • Sensing & intelligence
  • Defense electronics
  • Aerospace systems
Markets served
  • Defense
  • Government
  • Aerospace
  • Maritime
Companies

Hermeus

High-speed aircraft development and demonstration

Atlanta, Georgia, United States

Capabilities
  • Aerospace systems
Markets served
  • Defense
  • National security
  • Aerospace
  • Space
Companies

Herrick Technology Laboratories, Inc.

Software-defined radio and SIGINT/EW systems for U.S. defense missions.

Germantown, Maryland, United States

Capabilities
  • Signals intelligence
  • Electronic warfare
  • Communications
Markets served
  • Defense
  • Government
  • National security
Companies

Hesco

Force protection capabilities for defense and national security.

United States

Capabilities
  • Soldier systems
  • Defense hardware
Markets served
  • Defense
  • National security
Companies

Hexcel Corporation

Global producer of advanced composite materials for aerospace, defense and space, including carbon fiber, composite prepregs, film adhesives and tooling materials; the company ide…

Stamford, Connecticut, United States

Capabilities
  • Space systems
  • Aerospace systems
  • Advanced manufacturing
Markets served
  • Defense
  • National security
  • Government
  • Space
Companies

HiddenLayer

Security for AI.

Mountain View, California, United States

Capabilities
  • Mission software
  • Sensing & intelligence
  • Cybersecurity
Markets served
  • Defense
  • Government
Companies

Hidden Level, Inc.

Passive RF sensing and distributed airspace intelligence for defense and security.

Syracuse, New York, United States

Capabilities
  • Sensing & intelligence
  • Radar
  • Counter-UAS
  • Electronic warfare
Markets served
  • Defense
  • National security
  • Critical infrastructure
  • Public safety
Companies

High assurance systems

Embedded systems capabilities for defense and national security.

United States

Capabilities
  • Embedded systems
  • Cybersecurity
Markets served
  • Defense
  • National security
Companies

HighCom Armor

Armor capabilities for defense and national security.

Cincinnati, Ohio, United States

Capabilities
  • Soldier systems
Markets served
  • Defense
  • National security
  • Manufacturing
Companies

HigherEchelon, Inc.

Modeling, simulation, engineering, and mission support for defense programs.

United States

Capabilities
  • Modeling & simulation
  • Engineering
  • Training
  • Mission support
Markets served
  • Defense
  • National security
  • Government
Companies

Highland Engineering, Inc.

Deployable troop-support and ground-support equipment for military operations.

Howell, Michigan, United States

Capabilities
  • Defense hardware
  • Expeditionary systems
  • Advanced manufacturing
Markets served
  • Defense
  • Government
  • Logistics
Companies

HII

Produces REMUS autonomous unmanned underwater vehicles for ISR, mine countermeasures, anti-submarine warfare, and electronic warfare.

Newport News, Virginia, United States

Capabilities
  • Autonomous systems
  • Sensing & intelligence
  • Communications
Markets served
  • Defense
  • National security
  • Maritime

Finding defense tech companies

Use this directory to shortlist companies by mission area, capability and market. For a scan of the full published set, see the alphabetical company list. Compare company capabilities and government awards.

What counts as defense technology?

This directory covers companies developing products for defense and national security, including dual-use technology with civilian applications. Sector tags help distinguish autonomy, software, sensing, space and other capabilities.

How should I compare companies?

Start with the capability and market tags, then review each company’s public website. Federal award activity is useful context on reported public awards, but it is not a measure of product quality, company size or private funding.

Does the directory include only startups?

No. It includes both emerging companies and established suppliers.

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