European Defence Companies Database

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QTI Quantum Telecommunications ItalyFlorence, Italy

Builds quantum key distribution systems that secure telecom and fibre-optic networks against classical and quantum computer attacks.

QuSideBarcelona, Spain

Builds quantum random number generators and randomness processing units that give encryption systems a hardware-verified source of entropy, covering embedded chipsets through to cloud-scale computing.

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PradeoMontpellier, France

Mobile security platform protecting enterprise and defence mobile device fleets against advanced mobile threats and data leakage.

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RaymetricsAthens, Greece

Greek lidar company developing remote sensing systems for defence applications including UAV detection, CBRN threat analysis, maritime surveillance and optical ground stations.

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RevEng.AILondon, United Kingdom

London cybersecurity company building AI models for reverse engineering and binary analysis to verify compiled software, firmware and third-party artifacts for defence and enterprise teams.

Polus TechZug, Switzerland

Technology company developing cutting-edge emergency communication solutions and portable cellular networks for disaster response and remote connectivity.

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Pramacom PraguePrague, Czech Republic

Prague-based operator of TETRAPOL digital radio networks for the Czech Ministry of Interior, police and integrated rescue system. Supplies TPH900 tactical radio terminals and satellite communications equipment for mission-critical voice and data.

Primoco UAVPrague, Czech Republic

Primoco UAV is a Czech manufacturer of unmanned aerial vehicles for civil and military use, traded on the Prague Stock Exchange since 2018. The company achieved NATO certification for its One 150 drone - the first for medium-weight drones up to 150kg, with 200 UAVs produced for operations across four continents including border protection and military reconnaissance.

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Pro OpticaBucharest, Romania

Romanian private optronics manufacturer producing night vision devices, armoured vehicle driver/commander sights and ISTAR systems, with over 2,000 night vision devices fielded with infantry and optronic solutions on 358 armoured vehicles. NATO AQAP 2110 certified with NCAGE code 006YL.

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ProenginSaint-Cyr-l'École, France

Manufactures chemical and biological threat detectors using proprietary flame spectrophotometry technology. Its AP4C detector family is deployed in over 70 countries by military CBRN units, first responders and airport security forces.

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Prométhée Earth IntelligenceParis, France

Prométhée Earth Intelligence develops sovereign Earth-observation satellite services for security, maritime awareness and strategic monitoring missions.

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Prometheus UAVWarsaw, Poland

Manufactures hybrid multirotor drone platforms with thermal imaging, night vision and RGB cameras for security, border patrol and critical infrastructure monitoring. Integrates AI-based anomaly detection with crisis management systems.

PZL DefenceSedziszow Malopolski, Poland

Produces military UAVs, anti-drone systems and kamikaze drones. Joint venture between PZL Sedziszow, an energy company and Ukrainian drone specialists, founded in 2025.

QogniflyBucharest, Romania

Romanian deep-tech defence company building AI-enabled autonomous UAV and counter-drone systems, including the STUD interceptor drone developed with US partner XDOWN. Raised €2M in 2025 to open a Bucharest production facility targeting 2,000-3,000 interceptors per month against Shahed-type threats.

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Quantum IndustriesVienna, Austria

Entangled-photon Quantum Key Distribution systems for government and critical infrastructure, covering distances up to 350 km. Founded by IQOQI Vienna scientists, raised €9.5M in 2025, and supplies the European Quantum Communication Infrastructure (EuroQCI) programme.

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Quantum Optics JenaJena, Germany

Builds quantum key distribution systems for ultra-secure fibre and satellite communications. Fraunhofer IOF spin-off whose entangled photon-pair sources are independently certified and deployed in European quantum network projects. Founded in 2020 in Jena.

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QUICKBLOCKStirling, United Kingdom

Stirling-based SME producing lightweight, ballistic and blast-rated modular building blocks made from 100% recycled polypropylene. Awarded a £238,000 DASA contract with the UK MoD for force protection and vehicle checkpoint infrastructure.

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QUSLebring, Austria

Smart textile sensor technology that integrates washable vital-sign monitoring into military uniforms. Supplies biometric sensing for the Rheinmetall Gladius 2.0 soldier system, tracking heart rate, respiration and movement data in real time during operations.

R.I. GroupTrepuzzi, Italy

Italian manufacturer of modular military shelters, bunkers, sentry boxes, field hospitals and force protection structures serving NATO, EU and allied ministries. Holds NATO AQAP 2110 and STANAG 2280 ballistic protection certifications, with deployments in Kosovo, Iraq, Lebanon and Afghanistan.

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Radar SystemsRiga, Latvia

Develops and manufactures ground-penetrating radar systems derived from space radar technology. Over 1,000 GPR units sold across five continents for subsurface imaging, mine detection and infrastructure assessment.

Radical BuildersAmsterdam, Netherlands

Develops unmanned vessels (USVs) for maritime operations with autonomous capabilities. Their first vessel is a solar-powered drone harvester for seaweed and marine debris cleanup operations.

Radionor CommunicationsHorten, Norway

Digital phased-array tactical broadband radios for military operations, combat-proven by Norwegian forces in Ukraine.

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Ray ServiceCzech Republic

Ray Service manufactures cable harnesses, electromechanical assemblies and electronic equipment for aviation, space and defence customers.

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RB DefenceWarsaw, Poland

Private capital group integrating, developing and producing drones, avionics, electronic warfare and communication electronics to dual-use standards. Operates through subsidiaries in Poland and the United Kingdom.

RBL Defence PolskaWarsaw, Poland

Warsaw-based defence startup founded by military veterans developing modular composite shelters, loitering munitions, remotely operated electric combat vehicles and a patented cellular geotextile ballistic protection system. Won a Diamond Shields award at the Poland Security Congress 2025.

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RcamKyiv, Ukraine

Develops AI-powered surveillance cameras for battlefield applications with automatic object detection and recognition capabilities. Their systems provide passive monitoring for military and security applications.

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RD ALFA MicroelectronicsRiga, Latvia

Designs and manufactures radiation-hardened, ITAR-free analog integrated circuits for space and defence. ESA-qualified components on the European Preferred Parts List. Supplies Thales Alenia Space and Airbus Defence and Space.

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RE-liONAmersfoort, Netherlands

Builds immersive VR training systems for military and law enforcement, including deployable squad-level kits with 12 trainee positions and 95% availability. Customers include the Dutch, German, Finnish and Danish Ministries of Defence and the European Defence Agency.

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Réaltra Space Systems EngineeringDublin, Ireland

Ireland's only dedicated space electronics company, designing and manufacturing avionics, telemetry systems, and on-board AI for satellites and launch vehicles. Supplies the Ariane 6 video telemetry system for ArianeGroup and the payload interface unit for ESA's PLATO mission.

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ReamdaDublin, Ireland

Develops EOD robots and remote disruptor platforms for military and security customers. Products include the Riddler robot, R-Evolve, and deployable surveillance systems, exported to the UK, Switzerland, and the USA since 2006.

RebelvoltHelsinki, Finland

Builds silent, emission-free battery-based e-Generators that replace diesel generators in defence field bases and command posts, with customers in three NATO countries and an assigned NCAGE code for portable e-Generators. Designed and manufactured in Finland and validated through the DEFINE accelerator and VTT.

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Rekord Hale NamiotoweBielsko-Biala, Poland

Manufactures military-grade tent structures, shelters and base life support systems for NATO forces since 1998. Products include combat tents rated to -32C, rapid-deploy maintenance hangars and turn-key field camps for Polish, US and allied militaries.

ReLocFinland

Tactical GNSS-denied navigation built from European commercial components. Fuses GNSS, IMU and odometry with jamming and spoofing detection, integrating with SitaWare Frontline, ATAK and NATO Generic Vehicle Architecture.

Renegade UxSHolte, Denmark

Holte company building the Nightmare FPV strike drone with AI terminal guidance for GNSS-denied operations, plus the Sandman ground control station and the MUNIN fixed-wing UAS. Its founder says it has delivered about 10,000 Nightmare drones to Ukraine, and it is on the US BLUE UAS list.

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RepsenseVilnius, Lithuania

AI-powered narrative intelligence platform that tracks disinformation and influence operations across text, broadcast and video media. Deployed by NATO Strategic Communications Centre of Excellence. Raised EUR 2M seed in December 2025.

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ResQuantLodz, Poland

Deep-tech cybersecurity company focused on hardware implementation of post-quantum cryptography standards. Their secure element chiplet integrates NIST-selected PQC algorithms at the silicon level.

RevobeamGdansk, Poland

Develops beam-reconfigurable antennas and wireless communication systems for UAVs and IoT devices, specializing in anti-jamming technology for defence applications.

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RF MicrotechPerugia, Italy

Perugia University spin-off founded in 2007 designing antennas, phased arrays, microwave filters and RF systems for satellite communications, avionics and defence, including radars for military applications. Has supplied space-qualified components for the IRIDE and ExoMars programmes.

RFenceLille, France

Provides radiofrequency monitoring and security solutions for detecting, locating, and analyzing radio wave emitting devices to protect against drones, jamming, and data theft threats.

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Rift DynamicsOslo, Norway

Norwegian builder of low-cost attritable combat drones for European armed forces. The Wåsp FPV+ is an AI-capable strike and surveillance drone with 1.5 kg payload and 150+ km/h speed, fielded with the Norwegian Army and ammunition partner Nammo, with production capacity of 20,000 units per month.

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RinicomLancaster, United Kingdom

Lancaster-based secure communications and detection specialist delivering voice, data and real-time connectivity systems for defence, emergency response and critical infrastructure.

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RiskawareBristol, United Kingdom

Incident modelling consultancy building CBRN hazard, cyber attack, and disease dispersion simulation platforms for UK MoD, Dstl, and government agencies. Ploughshare spin-out commercialising Dstl research.

RIZ-PEZagreb, Croatia

Croatian manufacturer of the TAKRAD tactical radio, an SDR-based MANET radio with AES-256 encryption and DSSS frequency-hopping supplied to the Croatian Armed Forces. Small Zagreb firm focused on secure military communications for dismounted soldiers and vehicles.

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RoboneersKyiv, Ukraine

Builds the Lynx unmanned ground vehicle and Saber remote weapon station for frontline logistics, casualty evacuation, and remote combat. Deployed by multiple Ukrainian brigades including the 47th Mechanized and 5th Assault Brigade.

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Robosys AutomationSouthampton, United Kingdom

Develops VOYAGER AI maritime autonomy software that converts crewed vessels into uncrewed surface vessels with IMO Degree 4 autonomy, sold to government and defence customers. Opened Southampton UK headquarters in 2025 with offices in USA, Canada and India.

Robot AviationHønefoss, Norway

Leading developer of unmanned aerial systems (UAS) offering SkyRobot family of fixed-wing aircraft for military and commercial surveillance, monitoring, and communication relay applications.

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Romanian InSpace EngineeringBucharest, Romania

Bucharest space engineering company developing the CORVUS 6U nanosatellite, designed to intercept and geolocate radio interference for Romanian defence and intelligence agencies. Around 50 engineers serving space, security and safety markets.

RSI EuropeVilnius, Lithuania

Lithuanian company specializing in development and manufacturing of innovative radio and electronic systems for defence sector, including remote explosives initiation systems and FPV drones.