Defense Tech Startups

LOCH provides AI-powered cybersecurity solutions for critical infrastructure, including wireless airspace defense and autonomic cyber security to detect and mitigate threats in real-time across IT, OT, and ICS systems. The company serves organizations protecting ports, stadiums, medical devices, GPS systems, and other networked infrastructure from cyber-physical threats.

1 investor

Lockheed Martin is a defense and aerospace company that develops military aircraft and advanced technology systems for government and defense customers. Its work includes programs such as the F-35 fighter jet and experimental aircraft developed through its Skunk Works division.

1 investor

Logically builds narrative decision intelligence software that monitors, clusters, and analyzes public and open-source information to detect signals, simulate scenarios, and recommend actions. It serves national security, defense, public safety, and enterprise risk teams, with products including Logically Intelligence and the agentic PRISMα system.

1 investor

Longeye builds an AI-powered investigative workspace that helps law enforcement agencies review large volumes of digital evidence such as video, audio, messages, and images. The product is designed for police and investigators, with case data kept isolated and not used to train large language models.

1 investor

Lore builds sovereign AI infrastructure and systems for governments and critical institutions operating AI across critical infrastructure, national defense, energy, and emergency response where reliability, authority, and accountability are mission-critical.

1 investor

Lucix designs, manufactures, and tests active and passive RF payload hardware and integrated subsystems for satellite communications across GEO, MEO, and LEO orbits, serving space and defense/commercial customers. Its product range spans frequency converters, amplifiers, oscillators, multiplexers, filters, and transceivers operating from 0.01 to 70 GHz.

1 investor

Lysk builds software for defense and military use, focused on turning battlefield voice communications into structured, shareable text. Its product Lore collects real-time communications from radio, VoIP, chat, email, and phones, applies AI to transcribe, translate, and synthesize events, and deploys in secure, air-gapped, or sovereign environments for European armies.

1 investor

Mach Industries develops advanced defense systems including turbojet-powered vertical takeoff attack drones, glide munitions, high-altitude pseudo-satellites, and kinetic interceptors, along with propulsion and explosives testing capabilities. It serves defense and military applications with low-cost, mass-deployable precision strike and counter-drone technologies.

1 investor

Magal is a global integrator of turnkey security, safety, and operational solutions for seaports, borders, oil & gas, and critical infrastructure sites. Its offerings combine best-of-breed subsystems and a command-and-control platform to provide situational awareness and asset protection.

1 investor

MAIK builds AI-powered digital intelligence officers that perform end-to-end intelligence analysis for the U.S. Intelligence Community and Department of Defense. The system is designed to compress intelligence-to-decision cycles and enable resource-constrained units to increase analytical capacity.

1 investor

Mandala Space Ventures is a venture studio and venture fund that builds and invests in space technology companies, partnering with founders to incubate ventures around IP from institutions like Caltech and JPL. It provides incubation, technical advisory services, and acceleration support to early-stage space companies.

1 investor

Mantari builds a decision intelligence platform for weather analysis and forecasting, using a distributed network of sensors fused with AI to turn environmental signals into actionable intelligence. It targets governments and national security first, with plans to serve the broader global economy across areas like trade, energy grids, and defense.

1 investor

MapLarge builds the Application Fabric, a platform that fuses satellite, sensor, and enterprise data into governed operational applications running across cloud, edge, and disconnected environments. It provides multimodal data infrastructure, analytics, and orchestration tools to help organizations move AI models into production operational workflows.

1 investor

Maquoketa develops drone systems and software for autonomous flight operations, including computer vision, ground control systems, and mechanical engineering. The company serves customers requiring aerial robotics and autonomous systems capabilities.

1 investor

Mara builds Spike, a portable counter-drone system that detects and intercepts FPV drone attacks in RF-contested, GPS-denied environments. The system uses passive sensor fusion and autonomous interceptors for hands-free defense of personnel and infrastructure, targeting military and defense applications.

1 investor

Maximus provides technology, operational services, and human-centered design to government agencies, supporting programs across health, human services, veteran support, citizen experience, defense, and national security. It focuses on helping public-sector agencies modernize and deliver services at scale.

1 investor

MC2 Technologies develops radiofrequency jamming systems and detection technologies for counter-drone, counter-RCIED (improvised explosive device), and concealed object detection applications, serving defense, security, and military organizations.

1 investor

McNally Industries manufactures and distributes industrial equipment and defense products, including pump systems. The company serves the aerospace and defense markets.

1 investor

Groupe Meloche is a Quebec-based company in the aerospace supply chain that manufactures precision components and is expanding through acquisitions such as Groupe Rossi Aéro. It serves the aeronautics industry in Quebec and internationally.

1 investor

Mesa Quantum develops chip-scale quantum sensors — including atomic clocks, gyroscopes, magnetometers, and gravimeters — for industrial and defense applications, with a focus on Alternative Position, Navigation, and Timing (Alt-PNT) as a GPS backup. It serves product developers, industry partners, and defense customers needing low size, weight, and power measurement hardware.

1 investor

Methera builds satellite systems and space-based network infrastructure designed for secure, resilient dual-use communications and connectivity. It targets critical national infrastructure and organizations operating in contested domains, providing high-capacity satellite communications and operational awareness services.

1 investor

MetroStar provides AI, cybersecurity, and digital modernization services to U.S. government and defense clients, including military and civil service organizations. It builds capabilities such as data platforms and AI assistants to support national security and defense missions in the United States.

1 investor

MHI Ship Repair & Services is a marine repair and conversion contractor offering structural, steel fabrication, paint and coatings, pipe, valve, and electrical services for commercial ship owners, the U.S. Navy, Military Sealift Command, and Maritime Administration. The company operates a shipyard at the port of Hampton Roads in Norfolk, Virginia.

1 investor

Microdentify develops AI-powered forensic technology that analyzes environmental DNA to trace criminal suspects and contraband to specific locations, serving law enforcement and security organizations. The company applies machine learning to link genetic traces to geographical locations for crime investigation and defense applications.

1 investor