Defense Tech Startups

APTIM provides integrated resilience and infrastructure solutions including emergency management, infrastructure management, specialized engineering, and oil and gas facility services to government, commercial, industrial, and energy customers.

1 investor

AR500 Armor manufactures body armor and tactical equipment including plate carriers and protective gear for military, law enforcement, and civilian use.

1 investor

Arcfield provides mission-critical defense and space engineering services, cybersecurity solutions, and intelligence operations support to U.S. government and allied agencies. The company operates across surface/undersea warfare, hypersonic defense, space systems, and federal civilian cybersecurity, with a workforce of 2,200+ employees across 18 global locations.

1 investor

Archangel Autonomy develops edge AI systems and intelligent sensor arrays for autonomous machines and small UAS operating in high-risk environments, with applications including threat detection and infrastructure-independent navigation. Its technology targets defense and security use cases involving hybrid human-machine teams.

1 investor

Arclin is a materials and chemicals company producing performance polymers, engineered building solutions, and specialty fibers for construction, mining, agriculture, and defense applications. The company manufactures branded products including fire-resistant panels, aramid fibers, coatings, and fertilizers serving industrial and protective equipment markets.

1 investor

Arise Industries builds custom AI software and forensics tools for high-stakes operational environments, serving public sector clients including law enforcement and defense. Its offerings cover data analysis, digital evidence management, and secure on-premise, air-gapped intelligence and tactical data deployments.

1 investor

Aristeia develops a mechanical emergency tourniquet designed for one-handed, rapid application to control severe limb bleeding by first responders, military personnel, and emergency medical services. The device applies pressure by pulling a string and releases via a button, with no batteries or electronics, and is designed in Norway.

1 investor

Armaments Research Company (ARC) builds AI-enabled sensors for individual weapons that provide warfighters with situational awareness, predictive logistics, and predictive maintenance in combat environments. Its products serve military and defense operations, offering after-action training analysis, command and control integration, and automated weapon health monitoring.

1 investor

Armmo develops defense technology focused on rapid iteration and combat-proven efficiency, with an emphasis on ITAR-free sovereignty.

1 investor

Armory builds Surge, a counter-unmanned aircraft system (C-UAS) that detects, identifies, and neutralizes weaponized drones through RF signature detection, direction finding, geolocation, and precision jamming. The company develops the full stack in-house — from hardware to AI algorithms — targeting protection of borders, critical infrastructure, and defense operations against low-altitude drone threats.

1 investor

Arotech develops simulation-based training solutions and systems for law enforcement, military, and public safety agencies to train operators and personnel. The company provides simulators, software products, and use-of-force training programs globally.

1 investor

Arqus develops a security and defense layer for critical infrastructure such as airports, power plants, harbors, and electric grids, as well as for mobile terrestrial platforms and space assets like satellite constellations. Its offerings emphasize modular, autonomous systems with on-board autonomy for defending high-value physical and orbital infrastructure.

1 investor

Arrow manufactures complex metal components and assemblies for industrial, defense, engineered products, and heavy truck customers globally. The company operates as a holding group acquiring mid-sized metalworking firms to expand capabilities and scale operations.

1 investor

Ascent Aerospace manufactures production tooling, automated assembly systems, and mold equipment for the aerospace and defense industry, serving commercial aircraft manufacturers, defense contractors, and space companies.

1 investor

Ashot manufactures precision components for the aerospace and defense industries, including jet engine shafts, gears, transmissions, landing gear components, and tungsten products. The company operates as a vertically integrated manufacturer offering complete in-house design, production, and assembly services.

1 investor

AspenNav develops a software platform for navigation systems that separates algorithms from hardware, enabling modular and adaptable solutions for autonomous systems and mission-critical applications. The company serves aerospace, defense, and other sectors requiring accurate, resilient navigation in diverse operating conditions.

1 investor

AstraNav develops positioning and navigation software that uses Earth's magnetic field to enable accurate location determination on devices without relying on satellites, Wi-Fi, or external infrastructure. The technology targets applications across smartphones, IoT devices, and navigation systems across multiple industries.

1 investor

Air Transport Components repairs and overhauls components and accessories for commercial and military aircraft through in-house engineering, quality control, and refinishing operations. The company operates facilities in Arizona and Oklahoma.

1 investor

Athenium provides data analytics and intelligence solutions for mission-critical applications, including quality assurance platforms, climatological intelligence, and infrastructure damage analytics. The company serves enterprise customers across insurance, intelligence, and related sectors.

1 investor

Atlas Devices makes access and climbing equipment for professionals working in high-risk access occupations, with a focus on defense, government/law enforcement, and maritime security applications.

1 investor

Atreides transforms large-scale data into structured insights for operators making high-stakes decisions. The company builds systems that convert multi-domain signals into actionable intelligence across defense and mission-critical sectors.

1 investor

Information about the company's business, products, and market focus is not provided on this page. The page contains only biographical information about the CEO.

1 investor

Auron Solutions develops software-defined technology to detect, classify, and intercept hostile drone signals while protecting military and critical infrastructure environments. The company provides non-kinetic electronic warfare capabilities designed for modern autonomous drone threats.

1 investor

Aurora Flight Sciences, a Boeing subsidiary, develops autonomous aircraft systems, propulsion technologies, and advanced manufacturing processes for aerospace applications. The company serves government and commercial aviation customers with solutions spanning aircraft design, autonomous flight, and composite manufacturing.

1 investor