European Defence Companies Database

IES - Ingegneria Elettronica SistemiAnzio, Italy

Designs, manufactures and maintains telecommunications and surveillance equipment, including day and night imaging and counter-drone systems, for military air, land, naval, space and cyber communications networks.

KETS Quantum SecurityBristol, United Kingdom

Builds chip-based quantum key distribution (QKD) and quantum random number generation (QRNG) hardware for securing defence, telecoms and critical infrastructure against quantum-era threats.

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HonuWorxAberdeen, United Kingdom

Aberdeen subsea robotics company developing uncrewed underwater deployment platforms, Loggerhead systems and cloud-edge control software for offshore operations.

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JET ConnectivityUnited Kingdom

Maritime connectivity company building AI-driven 5G mesh networks for offshore, autonomous and contested environments. Selected for NATO DIANA Mission Track in 2026.

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HunnaStockholm, Sweden

USB sanitisation terminals that bridge air-gapped classified networks, combining antivirus, content disarm and reconstruction, BadUSB protection and cryptographic signing. Developed and produced in Sweden for government and defence customers.

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HydromeaSwitzerland

Hydromea develops subsea communication, inspection and propulsion technologies for ocean data acquisition, infrastructure security and defence underwater operations.

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HydromechPomlewo, Poland

Manufactures military hydraulic systems, mobile antenna masts, levelling supports and power units for tanks, armoured vehicles and naval vessels. Holds AQAP 2110 NATO quality certification and a special production concession from the Polish Ministry of Interior.

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Hypr10Stockholm, Sweden

XR specialist building VR and MR training simulations for the defence sector, including certified virtual reality helicopter pilot training. Counts BAE Systems Hägglunds among its clients, based in central Stockholm.

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ICS TechnologiesGrottammare, Italy

Grottammare company, operating as X Technologies, building radar sensors and integrated surveillance and command-and-control systems for coastal, naval and defence security missions.

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ICSecPoznan, Poland

First Polish manufacturer of cybersecurity products for industrial control systems. Developed SCADvance XP, a passive IDS for OT networks using deep packet inspection across 70+ industrial protocols.

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ID QuantiqueGeneva, Switzerland

Geneva-based quantum technology pioneer producing quantum key distribution systems, quantum random number generators, and single-photon detection devices. Founded in 2001 as a University of Geneva spin-off, now part of IonQ, with 150+ employees including 70 quantum physicists and engineers.

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IDBoticMadrid, Spain

Madrid cybersecurity startup providing hardware-based encryption and authentication for IoT communications, giving machines unique identities. Signed an agreement with Indra to join the FCAS programme and collaborated with the Spanish Air Force on the BACSI project.

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IDEAS (Integrated Detector Electronics)Oslo, Norway

Norwegian designer of custom radiation-hardened ASICs and detector modules for X-ray, gamma-ray, and infrared imaging in defence, space, and scientific instrumentation. Founded in 1992 by CERN and University of Oslo physicists, with electronics on 25+ space missions.

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IDS Ingegneria dei SistemiPisa, Italy

IDS Ingegneria dei Sistemi develops UAVs, unmanned surface vehicles, electromagnetic engineering tools and radar-based safety systems for aerospace, naval and security markets.

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Immediate ActionDublin, Ireland

Provides advanced technology for proactive asset and personnel security using ComPOL systems with AI-powered threat detection and surveillance capabilities.

InfraHexPrague, Czech Republic

InfraHex develops multispectral protective systems for defence and law enforcement, specializing in nanotech fabric that reduces infrared signatures by up to 96%. Selected for NATO DIANA 2026 Programme, their 9-layer technology provides protection from thermal imaging, drones, and advanced sensor systems.

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IngeniArsPisa, Italy

University of Pisa spin-off founded in 2014 developing space-qualified electronics, including SpaceWire and SpaceFibre communication devices and the GPU@SAT onboard AI accelerator for satellites. Serves space and institutional customers.

InnaLabsDublin, Ireland

Europe's leading open-market manufacturer of navigation-grade accelerometers and tactical-grade Coriolis vibratory gyroscopes. Produces inertial sensors from a 6,000 m2 cleanroom facility in Dublin for defence, aerospace, space, and maritime applications.

Intech MicrowavesRome, Italy

Rome-based microwave and microelectronics SME designing passive, active and digital RF components for defence, space and telecommunications customers. Founded and directed by engineers from Selenia, Elettronica and Alenia Spazio.

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IntegrasysMadrid, Spain

Spanish satellite network software specialist focused on interference management, signal monitoring, and electronic warfare tools for defence and commercial customers. Over 30 years building VSAT deployment and link budget solutions for governments and telcos worldwide.

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INVISIOMalmö, Sweden

INVISIO develops tactical communications and hearing-protection systems for defence and public-safety teams operating in high-noise mission environments.

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InzpireLincoln, United Kingdom

Inzpire provides defence training, mission systems and operational support for military aviation, battlespace management and synthetic training programmes.

IPM IndustriesTrenčín, Slovakia

Production, servicing, maintenance, repair, and modernization of military and specialized vehicles. Manufactures mechanical components, assembly units, and complete vehicle prototypes for the Slovak defence sector.

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IPS IntelligenceAprilia, Italy

Aprilia developer of intelligence and security platforms for defence and law enforcement agencies, including MEDUSA open-source intelligence, GENESI lawful interception, AQUA maritime intelligence and DEMETRA cyber threat detection. Operates in over 30 countries.

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IRnovaKista, Sweden

Kista-based infrared detector manufacturer and Europe's sole producer of T2SL and small-pitch QWIP cooled detectors, with resolutions up to 1280x1024 used in defence, space, and gas detection systems. Spun out of a Swedish government research institute in 2007.

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ISP Optics LatviaRiga, Latvia

Vertically integrated manufacturer of infrared optical components and thermal imaging products for aerospace and defence. Subsidiary of LightPath Technologies, producing MWIR and LWIR lens assemblies from its Riga facility.

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Italiana Ponti RadioVarese, Italy

Varese manufacturer of RF communication and datalink systems for manned and unmanned aircraft, ground control stations and satcom. Founded in 1984 and supplies military and law enforcement customers.

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ItalspazioSan Pietro Clarenza, Italy

Italian space SME active since 2005 in satellite ground segment, earth observation, propulsion systems and avionics with defence customers. Designs control stations and instruments for satellite communication and remote sensing missions.

ITRESCasalecchio di Reno, Italy

Defence modelling and simulation SME founded in 2021 by Italian Army generals and aviation pilots, providing mission training simulators (VBS4, JTLS, JCATS, EADSIM) and the AI-powered Big Data Guard situational awareness platform. Based in Casalecchio di Reno near Bologna.

JakuszNowe Miasto Lubawskie, Poland

Designs and manufactures blast-proof containers, ammunition disposal systems and CBRN transport devices for military and law enforcement. Over 38 years of experience, with products deployed in 39 countries and full NATO AQAP quality certification.

JCS Nuclear SolutionsBury, United Kingdom

UK radiation detection and shielding manufacturer, co-developer with AWE of the GMS595 gamma dose-rate monitor — the most sensitive gamma monitor available, cutting CBRN response time from two minutes to two seconds.

JISR InstitutePrague, Czech Republic

Czech C4ISR and electronic warfare company developing ISRMAN, SYMON/LEMON COMINT-ELINT systems and the ANDROMEDA counter-drone suite. Combat-proven with the Czech Armed Forces and supplier to NATO customers.

JK Defence & Security ProductsKempen, Germany

Value-added distributor of military communications, tactical radios, SATCOM, optronics and night vision devices. Serves as MRO partner to the Bundeswehr for rescue equipment, NVGs and military radios since 1992.

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JPC CompositeAvesta, Sweden

Manufactures precision carbon fibre components for military aircraft, helicopters, motorsport and industrial systems from a facility in Avesta. Founded in 2000 and now part of Scandinavian Astor Group.

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KappaZetaTartu, Estonia

Satellite SAR data analytics company using AI to deliver actionable intelligence for defence situational awareness and environmental monitoring.

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KaptrekGevry, France

Wearable tactical computing for field operators, built around the sovereign K-OS Linux platform, K-MESH LoRa mesh beacons and the K-VISOR C4ISR command interface. States its equipment has been trialled by more than ten French military units.

KelluuJoensuu, Finland

Kelluu delivers high-resolution environmental data using autonomous, emission-free airships, creating digital twins to help businesses and governments make better decisions. Provides data-as-a-service with high-resolution (1px/1cm) aerial data for environmental monitoring, geospatial mapping, and creating digital twins of real-world environments.

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KenBITWarsaw, Poland

Warsaw-based defence IT company building battlefield management systems, secure communications and laser warning receivers for the Polish Armed Forces. Its HEKTOR BMS software is deployed in two Polish military subunits and complies with NATO JIPS interoperability standards.

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KlasIreland

Irish tactical-edge communications company building rugged Voyager compute, networking and multi-enclave systems for deployed government and defence users, now part of Anduril.

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Kolibri DefenceHelsinki, Finland

Helsinki-based FPV drone maker building combat systems for NATO defence forces, border guards and law enforcement. Team combines engineering, elite FPV piloting and battlefield experience, and runs the Kolibri Drone Academy for combat pilot training.

Kovo ArmorKlaipeda, Lithuania

Lithuanian armored vehicle manufacturer producing military-grade ballistic protection, armored personnel carriers, and tactical vehicle upgrades.

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KP LabsGliwice, Poland

Develops AI-powered onboard satellite processors that analyse Earth observation data in orbit, reducing dependence on ground stations. The Leopard data processor is used by ESA for in-orbit computing.

KrakulTallinn, Estonia

Estonian IoT solutions company developing connected devices and autonomous platforms for aerospace, logistics, marine, and defence applications.

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Kroko R&DSveti Ivan Zelina, Croatia

Croatian manufacturer of tactical vests, plate carriers, backpacks and duty gear supplied to the Croatian MoD and MoI plus customs and police forces in Switzerland, Germany and Portugal. Employs around 150 people and ships to 50+ countries under the Kroko Tactical brand.

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Kseonics TechnologyUkraine

Kseonics Technology builds drone-detection and electronic-warfare test equipment, including the KSEON-L detector for identifying UAV control frequencies.

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Kurs OrbitalTurin, Italy

Autonomous in-orbit satellite servicing and life extension technology for defence and commercial constellations.

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Landguard SystemsFareham, United Kingdom

Landguard Systems designs and manufactures specialist ISTAR radio systems, tracking devices and software-defined radios for government, defence and law-enforcement customers.

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Laran BusinessGardone Val Trompia, Italy

Developer of intelligence software for the defence and security sector, including the Risk Advisor asset-risk platform and an organization intelligence tool that maps institutions and networks from open-source data. Based in Gardone Val Trompia.