Defense Tech Startups
1,584 companies tagged Defense Tech, with their investors and founders.
Fabri operates a software-defined, technology-enabled foundry that produces investment castings for applications such as jet engines, AI data center turbines, and missiles. The company aims to lower cost and lead times for domestic U.S. manufacturing of these precision metal components.
3 investors
FLAIM develops immersive extended-reality training systems for first responders, defence personnel, and high-risk industry workers to prepare for real-world emergencies. The company serves firefighters, emergency services, defence teams, and industrial workforces in sectors including fire response, defence, energy, and workplace safety.
3 investors
FLIR designs and manufactures thermal imaging and infrared camera technology used for applications such as search and rescue, security, navigation, energy conservation, and environmental protection. The company has decades of expertise in infrared cameras and thermography.
3 investors
Fortaegis is a security-focused technology company that builds foundational infrastructure for securing AI, quantum, and advanced computing systems. The company serves government, defense, and enterprise customers requiring advanced cybersecurity and national security applications.
3 investors
General Radar Corp. designs high-resolution phased-array radar systems, including a C-band multi-mission radar with a GaN AESA front-end, digital beam-forming, and a supercomputing signal-processing backend. It serves the aerospace and defense, wind energy, autonomy, and weather sectors.
3 investors
Granular.ai develops geospatial monitoring and analysis software for defense and intelligence applications, operating production systems for industrial site monitoring and search-space reduction under government programs.
3 investors
Ubotica develops artificial intelligence that runs directly on satellites to process Earth observation imagery in orbit, delivering real-time intelligence for maritime monitoring and other Earth observation applications. The company serves governments, maritime agencies, and operators of critical ocean infrastructure across Europe and globally.
3 investors
Greenroom Robotics develops software for maritime autonomy and remote vessel operations, including AI-based navigation and operations management tools built on its Greenroom Platform. Its products serve maritime operators of vessels up to 100m across autonomous, remote, and crewed configurations.
3 investors
HALO develops real-time X-ray diffraction technology for automatic materials identification across aviation security, medical systems, and industrial applications. The company focuses on aviation security checkpoint products and solutions for checked baggage screening and alarm resolution.
3 investors
HansaMatrix provides electronics manufacturing services (EMS) for companies in transportation, telecommunications, energy management, IoT, medical, and defence sectors across Northern Europe. The company operates multiple manufacturing facilities with expertise in full-cycle production from component manufacturing to final assembly.
3 investors
Helix Geospace designs and manufactures compact, high-performance antennas for satellite navigation and communications using proprietary Dielectrix technology. The company serves automotive, aerospace, critical infrastructure, and defense sectors with custom and off-the-shelf GNSS and L-band antenna solutions.
3 investors
In Orbit develops orbital warehousing and advanced transportation systems for cargo management and distribution. The company provides responsive and efficient cargo delivery solutions using space-based infrastructure.
3 investors
Infinite Composites designs, manufactures and analyzes composite pressure vessels for aerospace, aviation, defense, bulk gas transport and vehicular transportation applications. The products enable efficient storage and transport of pressurized liquids and gases while maximizing payload capacity and minimizing transportation costs.
3 investors
Invary provides runtime integrity verification for AI systems using continuous remote attestation technology. The platform detects unauthorized system modifications and ensures the trustworthiness of AI models, applications, and security tools deployed in mission-critical environments.
3 investors
Jaia Robotics develops autonomous aquatic drones and software that enable safe, simplified data collection from water environments. The company serves customers including military, government, research, and commercial organizations needing cost-effective marine observation capabilities.
3 investors
Karamba Security provides runtime protection and binary hardening software for edge devices, embedded systems, and containerized workloads to prevent AI-enabled attacks and supply chain compromises. The company also offers vulnerability intelligence and compliance automation through its VCode platform for software supply chains.
3 investors
Kestrel Intelligence builds autonomous AI systems for real-time tasking and coordination of satellite and sensor networks. The platform serves intelligence and defense organizations by automating sensor orchestration and data fusion to accelerate collection-to-analysis workflows.
3 investors
LetsData develops Vantage, a platform for detecting coordinated disinformation and information operations by monitoring the infrastructure and machinery behind narratives rather than just keywords or content. It serves governments and institutions concerned with information warfare resilience.
3 investors
LinkFlow (링크플로우) develops wearable body cameras and IP/wireless video transmission devices, along with dedicated software and apps for monitoring, real-time streaming, and conferencing. Its products serve public institutions, industrial and construction safety, building security, defense, and consumer markets (e.g. motorcycle dashcams), with a focus on South Korea.
3 investors
Lykos Industries develops ultra-high-performance materials and manufacturing infrastructure for next-generation defense, aerospace, and advanced computing systems.
3 investors
MAG Aerospace is a U.S. Government prime contractor providing program management and systems engineering services to manage large, complex Department of Defense systems development and deployment contracts.
3 investors
Manifest Product Security helps organizations identify and resolve software supply chain risks by providing visibility into product builds, tracking vulnerabilities, and automating compliance through SBOM and VEX management integrated into the software development lifecycle.
3 investors
MatrixSpace builds AI-enabled radar and multi-sensor counter-drone (C-UAS) detection systems that fuse radar, optical, and remote ID data with an edge-to-cloud platform to detect, classify, and track drones. It serves commercial enterprises, public agencies, and military partners for airspace monitoring and public safety.
3 investors
mirSense develops laser spectroscopy and gas analysis solutions for monitoring and detecting industrial gases across chemical processing, oil and gas, food and beverage, pharmaceutical, water treatment, and power industries.
3 investors



















