European Defence Companies Database

1,190 companies

Designs and manufactures bespoke lithium-ion batteries and charging systems for military platforms, EOD robots, unmanned systems and defence prime contractors across NATO.

Size

11-50

Founded

-

Sector

Advanced Materials

Uses satellite imagery and AI to monitor vegetation, pipeline and supply chain risks across critical infrastructure networks.

Size

51-200

Founded

2018

Sector

Space & Satellites

Builds metal-propellant electric plasma thrusters for satellite manoeuvring, rendezvous operations and in-space logistics.

Size

-

Founded

-

Sector

Space & Satellites

Builds GPS-independent autonomy software for drones, enabling UAVs to navigate and operate in GNSS-denied and electronically jammed environments using computer vision and onboard AI.

Size

1-10

Founded

2024

Sector

Drones & UAV

Romanian satellite and 5G non-terrestrial network engineering company building the CELEOS multi-orbit channel emulator and FLEX SPACE 5G NTN testbed. Supports secure dual-use communications and trains officers at Romania's Nicolae Bălcescu Land Forces Academy.

Size

11-50

Founded

-

Sector

Communications

Develops precise indoor and outdoor positioning systems using proprietary algorithms and rugged hardware for defence and security applications. Supplies Rheinmetall and ARX Robotics with radio-based position tracking for GPS-denied environments.

Size

11-50

Founded

2022

Sector

Sensors & EW

Develops quantum cybersecurity solutions through quantum key distribution technology. Provides unconditional security for communications using quantum physics principles.

Size

1-10

Founded

-

Sector

Quantum Technology

Naval launch and recovery systems for variable depth sonars, towed array sonars, AUVs and mission modules. Supplies handling equipment for anti-submarine warfare and mine countermeasures on the Visby-class corvette and other naval platforms.

Size

51-200

Founded

1909

Sector

Naval & Maritime

Develops AR/VR display technology including holographic and light field displays. Creates next-generation immersive visualization systems for professional applications.

Size

11-50

Founded

2014

Sector

Soldier Systems

Helsinki University spin-off developing Biodecon, a patented non-toxic decontamination solution for chemical and biological warfare agents including Sarin, Mustard Gas, VX and bio agents. Developed with the Finnish Defence Forces and the VERIFIN chemical weapons verification institute.

Size

1-10

Founded

-

Sector

Advanced Materials

Provides offline data transfer solutions enabling secure data exchange without internet connectivity. Specializes in air-gapped data transfer systems for sensitive environments.

Size

11-50

Founded

2021

Sector

Cybersecurity

UK counter-drone company building the Air Intelligence System with PDAR passive RF detection (70 MHz to 6 GHz), Hera long-range cameras, Apollo acoustic direction finding, and Orion autonomous drone defeat effectors. Clients include the British Royal Navy, MOD and Civil Aviation Authority.

Size

11-50

Founded

-

Sector

Counter-Drone

Secure messaging platform built for government and military use. Delivers end-to-end encryption, post-quantum cryptography, zero-trust architecture and on-premise deployment for classified communications. DEFINE Accelerator Fall '24 cohort.

Size

1-10

Founded

-

Sector

Communications

Prague-based builder of autonomous defence systems including the MTS one-way attack fixed-wing UAS, the HORNET autonomous UGV and MEMS inertial navigation units for GNSS-denied environments. Part of the LPP Holding with a drone manufacturing site in Pardubice.

Size

51-200

Founded

-

Sector

Drones & UAV

Lithuanian manufacturer of combat-tested FPV drones and integrated defence solutions combining radar networks, perimeter sensors, anti-drone systems, and C4 command centers.

Size

1-10

Founded

2022

Sector

Drones & UAV

Develops advanced night vision systems specifically designed for FPV drones. Provides 24/7 visibility solutions for unmanned vehicle applications in defence contexts.

Size

1-10

Founded

2024

Sector

Sensors & EW

Milan-area RF and microwave manufacturer producing high-power amplifiers, tunable and solid-state agile filters, combiners and multicouplers for land and naval military missions and radar. Founded in 1999.

Size

-

Founded

1999

Sector

Sensors & EW

Norwegian technology company developing unmanned systems for military and security use, focused on drones with fibre-optic FPV connectivity. The Skylink series is designed for demanding operational environments by a team with military and operational drone expertise.

Size

1-10

Founded

-

Sector

Drones & UAV

Builds military unmanned ground vehicles including the GNOM ground loitering munition with anti-tank and thermobaric warheads, and the GOBLIN armed reconnaissance UGV carrying a 7.62mm minigun. Delivered GNOM to the Polish Armed Forces and tested with the 18th Mechanized Division during Iron Gate 25 exercises.

Size

51-200

Founded

1984

Sector

Ground Robotics

MANITTY develops advanced wearable technologies that bring hospital-grade monitoring to the field. Their DeepMo solution is a lightweight, AI-powered device that continuously tracks vital signs and brain activity, detects early signs of deterioration, and provides autonomous triage aligned with NATO standards.

Size

-

Founded

-

Sector

Soldier Systems

Building Europe's first commercial Earth Observation satellite constellation for daily high-resolution monitoring. Combines multispectral satellite systems with AI-powered analytics.

Size

1-10

Founded

2023

Sector

Space & Satellites

Maritime autonomy software for uncrewed surface vessels, including GuardianAI for defence applications. Technology powered the Mayflower Autonomous Ship's transatlantic crossing and is used by Plymouth's USV cluster.

Size

11-50

Founded

2019

Sector

Naval & Maritime

Spanish marine electronics manufacturer building the M5D-Airfox solar UAV for naval surveillance, awarded a contract by the Spanish Navy's Mine Countermeasures Force. Also produces ocean monitoring and tracking buoys.

Size

51-200

Founded

2003

Sector

Drones & UAV

Bulgarian manufacturer of ballistic body armour, bulletproof vests and combat helmets. Supplies Bulgarian MoD (9,200 helmets and vests contract) and exports to 43+ countries. NATO NCAGE 0053U.

Size

-

Founded

-

Sector

Soldier Systems

Manufactures carbon composite parts for aerospace, defence and naval customers, including camera housings on 350+ defence drones and structural parts on 10 coastguard corvette boats. Founded 1983, acquired by Scandinavian Astor Group in 2023.

Size

11-50

Founded

1983

Sector

Advanced Materials

Develops AI-based military simulation and wargaming software. Its SWORD platform is used by 25 armies worldwide including NATO, the French Army, Royal Navy and Finnish Defence Forces for command post staff training and operational planning.

Size

11-50

Founded

1996

Sector

AI & Defence Software

Develops open standard for secure, decentralized communications enabling interoperable real-time communication. Provides foundation for secure messaging and collaboration platforms.

Size

-

Founded

-

Sector

Communications

Slovak holographic communication company developing real-time 3D telepresence technology for remote meetings and training, accessible via smartphones and mixed reality glasses.

Size

-

Founded

-

Sector

Soldier Systems

Provides military TETRA radio systems, electronic warfare equipment and cybersecurity tools to the Polish Armed Forces since 1990. Built the first military TETRA network in Poland.

Size

51-200

Founded

1990

Sector

Communications

Publicly listed defence technology consortium developing unmanned aerial systems and counter-UAS platforms. Leads the IRYDA PLUS programme, a reusable kinetic interceptor UAV designed to neutralise hostile drones and swarms.

Size

51-200

Founded

-

Sector

Drones & UAV

Defence division of Gruppo MED building custom military RHIB inflatable boats. Has delivered over 200 vessels since 2015 to Italian forces including the Carabinieri, State Police, Guardia di Finanza, Comsubin navy special forces and Coast Guard.

Size

-

Founded

2015

Sector

Naval & Maritime

Estonian distributor and solutions provider specializing in commercial drones and unmanned systems, offering wholesale products, training, and technical services.

Size

1-10

Founded

2006

Sector

Drones & UAV

Metahelios develops highly advanced cameras for defence and space applications using optical metasurfaces. The company is the first and only in the world to design and manufacture metasurface-integrated camera solutions, collaborating with the UK Ministry of Defence on imaging nanotechnologies for surveillance and material classification.

Size

-

Founded

-

Sector

Sensors & EW

Aalto University spin-off developing ultralight metasurface thin-film antennas for UAVs, satellites and ground systems. Raised €1M pre-seed in 2025 to commercialise antennas for next-generation C-UAS radar, jamming and tactical communications.

Size

1-10

Founded

-

Sector

Sensors & EW

Italian radar company developing SAR payloads for space and ground-based defence surveillance, including the StarSAR-X and lightweight PhoeniX SAR sensors. Has a dedicated defence division building customisable radar for airborne and ground surveillance.

Size

11-50

Founded

-

Sector

Sensors & EW

MGI Engineering's defence division applying Formula 1 rapid prototyping and lightweight composite expertise to autonomous platforms. Builds one-way effectors, heavy-lift UAVs, and the SkyShark drone that first flew in July 2025.

Size

11-50

Founded

-

Sector

Drones & UAV

Develops millimeter-wave radio systems for multi-gigabit, near-zero latency 5G connectivity. NATO DIANA member providing power electronics and energy systems for defence and critical infrastructure.

Size

-

Founded

2019

Sector

Communications

Microbium is a Slovenian company specializing in autonomous, plug-and-play microbiological sentinel systems for extreme environments. Part of NATO DIANA's 2026 cohort, Microbium provides innovative automated solutions for microbiological detection in water and products for public utilities, industry, and national laboratories.

Size

-

Founded

2015

Sector

Soldier Systems

Develops battlefield acoustic sensors using MEMS-based Acoustic Vector Sensor technology for 3D detection and localisation of gunfire, rockets, artillery and vehicles. Supplies the Royal Netherlands Army with RAM-SCORE counter-battery systems.

Size

11-50

Founded

2011

Sector

Sensors & EW

Slovenian software developer specialising in navigation, vehicle tracking, command and control, GIS and radio/satellite communications software. Customers include the Slovenian Armed Forces, police and civil protection; integrates purpose-built hardware for mobile and radio network operations.

Size

-

Founded

-

Sector

AI & Defence Software

Develops ultra-realistic, lightweight military decoys for high-value targets including vehicle and weapons system mock-ups for battlefield deception.

Size

1-50

Founded

2022

Sector

Soldier Systems

MilDef supplies rugged IT systems, tactical computers and integrated hardware for military, government and critical-infrastructure operations.

Size

201-500

Founded

-

Sector

Communications

Supplies military electronics, optoelectronics, armoured vehicle overhaul and modernisation services, air defence systems, radars, surveillance systems and training simulators for the Polish Armed Forces.

Size

11-50

Founded

-

Sector

Sensors & EW

Estonian manufacturer of tracked unmanned ground vehicles for demining. Builds an 800 kg gasoline-powered UGV with a patented flail-and-plow system for breaching anti-personnel minefields. NATO DIANA pre-accelerator participant.

Size

1-10

Founded

2024

Sector

Ground Robotics

Koropi-based defence electronics manufacturer founded in 1997 producing thermal imaging binoculars, electro-optical gimbals, and aerostructure assemblies. Holds NATO security clearance and partners with MBDA and KNDS on the VBCI PHILOCTETES IFV programme.

Size

51-200

Founded

1997

Sector

Sensors & EW