Communications companies in Europe

CailabsRennes , France · 100-500

Develops laser light-shaping technology for optical ground stations, free-space laser communications and directed energy weapons for space and defence markets.

Decent CybersecurityBratislava, Slovakia · 1-10

Builds post-quantum cryptography, sovereign AI and space traffic management products for defence, government and critical infrastructure operators across Europe and NATO.

Druid SoftwareDublin, Ireland · 51-200

Private 5G and 4G/LTE core network software for defence, public safety, and enterprise. Raemis platform deployed for NATO CCDCOE cyber defence exercises and US DoD tactical edge applications supporting 800-member military battalions.

Fossa SystemsMadrid, Spain · 50-100

Builds and operates a constellation of nanosatellites that deliver satellite IoT connectivity to remote assets in industries including energy, agriculture, logistics and defence.

FOSSASat

FOSSA's 3U nanosatellite platform designed for low Earth orbit missions. Each satellite generates over 30W of power, carries a software-defined radio for communications, and supports multiple payload types including LoRa IoT, RF sensing (SIGINT/ELINT) and earth observation. The modular design allows missions to be tailored for connectivity, situational awareness or imaging applications.

FOSSA Nexus

A ruggedised IoT device and gateway that connects remote assets to FOSSA's satellite network or to cellular networks (GSM, NB-IoT). It supports a wide range of external sensors for monitoring parameters such as temperature, pressure, humidity and voltage, runs on batteries or solar power, and is built for outdoor and industrial deployments in areas without conventional network coverage.

Ground Station

A turnkey ground station for LEO satellite operations, starting at €200,000. The system includes UHF Yagi and S-band parabolic antennas, software-defined radio hardware, and a remote operations capability so the station can be controlled from any mission operations centre. It supports autonomous satellite tracking and is designed for operators running small satellite constellations.

SatIoT

FOSSA's satellite IoT connectivity service, currently in a selective beta programme. It links devices equipped with a FOSSA Nexus gateway or direct LoRa connection to the satellite constellation, routes data through ground stations, and delivers it to customers via API. The service targets businesses with assets in unconnected areas and IoT platform providers who need a satellite backhaul layer.

IS-WirelessWarsaw, Poland

Builds sovereign private 5G and 6G networks for tactical defence and industrial deployments, powered by its patented LiquidRAN self-healing architecture.

Nu QuantumCambridge, United Kingdom · 51-200

Builds quantum networking hardware that connects quantum processors into distributed computing architectures, enabling commercial-scale quantum computing.

Quantum Networking Unit (QNU)

A 19-inch rack-mount system hosting photonic integrated circuits that distributes quantum entanglement across connected processors. Launched in June 2025, the QNU provides reconfigurable connectivity between quantum computing nodes for datacenter-scale quantum architectures. Nu Quantum describes it as the world's first product of its kind, delivering 99.7% entanglement fidelity at a 1 MHz attempt rate.

Entanglement Fabric

Nu Quantum's distributed quantum computing architecture, combining its networking hardware with a software abstraction layer for qubit-agnostic application development. The Entanglement Fabric defines how modular quantum processors interconnect and scale, and is the overall framework that the QPI and QNU are designed to populate.

OQ TechnologyWasserbillig, Luxembourg

Operates a low-Earth-orbit satellite network delivering 5G NTN direct-to-device connectivity for industrial IoT and unmodified smartphones, with spectrum and satellites serving remote regions worldwide.

PLATHHamburg, Germany · 201-500

Designs and integrates SIGINT, COMINT and electronic warfare systems for intelligence, law enforcement and defence customers across land, naval and airborne platforms.

ICAS (Intelligence Control and Analysis System)

Manufacturer-independent software platform that covers the entire radio reconnaissance cycle: sensor control and integration, signal interception, analysis, geolocation and export to higher-level command systems. ICAS is interoperable across different sensor manufacturers and scalable from single tactical deployments to large strategic installations. It includes AI-assisted voice activity detection and speech-to-text capabilities for processing intercepted radio communications. Deployed in land, naval and stationary configurations worldwide.

SAF TehnikaRiga, Latvia · 201-500

Latvian microwave radio technology company producing secure point-to-point communication systems used in military and critical infrastructure networks.

SwissbitBronschhofen, Switzerland · 201-500

Swiss manufacturer of secure storage and cybersecurity hardware for defence, industrial, and IoT applications. Produces tamper-resistant SSDs, memory cards, and authentication keys engineered in Switzerland and manufactured in Berlin, serving 5,000+ customers including military clients.

TeletacticaTallinn, Estonia · 1-50

Builds jamming-resistant radio communication systems and video intelligence links for UAVs, robotic systems and other unmanned platforms used in contested electromagnetic environments.

Aliter TechnologiesBratislava, Slovakia

Builds tactical communications hardware, surveillance drones, electronic warfare systems and cybersecurity solutions for NATO, military forces and government organisations.

All.SpaceReading, United Kingdom · 100-500

Builds multi-link satellite communication terminals that connect simultaneously to multiple satellite networks and orbits from a single device, for defence and government applications.

InfozahystKyiv, Ukraine · 51-200

Develops COMINT, direction-finding and UAV-based ELINT systems for Ukraine's armed forces and law enforcement agencies.

ReOrbitHelsinki, Finland · 51-200

Manufactures sovereign satellites and in-orbit data processing systems for governments and armed forces seeking full operational control over their space-based assets.

EIDELEidsvoll, Norway · 11-50

Designs electronics, encryption hardware and instrumentation for defence, space and harsh-environment applications. Long-time supplier to the Norwegian Armed Forces of remote crypto distribution systems and the SISAM remote radio control system, plus space-grade telemetry and AIS payloads for Norwegian maritime surveillance satellites.

Interactive SoftwareBucharest, Romania · 11-50

Romanian C4I systems integrator providing the BC2A command-and-control platform for the Romanian armed forces. Participates in EU EDF projects MARTE and AURIGA and supports PIRANHA 5, Abrams and K9 Howitzer programmes.

Thorium Space TechnologyWrocław, Poland

Designs and manufactures satellite communication terminals, SATCOM chipsets and digital telecommunications payloads for geostationary and low Earth orbit satellites, serving commercial, government and defence customers.

Garam ElektronikVallentuna, Sweden · 11-50

Designs and manufactures customised cable assemblies, connectors and interconnection systems for Swedish defence and industrial customers across air, naval, land and space domains. SOFF member founded in 1977 with production sites in Vallentuna and Estonia.

link22Linköping, Sweden · 11-50

Linköping cybersecurity company building cross-domain communication, cryptography, and USB sanitisation products for Swedish defence forces and government agencies handling classified information. Founded 2006 by ex-IT-industry engineers.

OvzonSolna, Sweden · 11-50

Delivers high-throughput SATCOM-as-a-Service for government and defence forces on the move, built on the Ovzon 3 geostationary satellite with steerable spot beams and on-board processing.

Sagax CommunicationsBudapest, Hungary

Hungarian designer and manufacturer of SIGINT, COMINT, ELINT and electronic warfare receiver systems. Integrated platforms offer 40 MHz real-time bandwidth to 6 GHz, built-in direction finding and spectrum recording. Product line ranges from man-portable receivers to fixed operation-site installations.

ZeroPhaseMunich, Germany · 11-50

Builds software-defined, adaptive data links that keep unmanned ground, air and sea systems connected under jamming and electronic warfare conditions.

KNL NetworksOulu, Finland · 11-50

Finnish maritime IoT connectivity company that developed secure mesh network technology for global maritime communications. Acquired by Telenor Maritime in 2020.

CNHF Manpack

Portable tactical wideband HF radio with cognitive spectrum sensing, receiving over 4,000 calling channels simultaneously, supporting data rates up to 300 kbps with AES256 encryption and SATCOM-denied operation.

CNHF1 Radio

Rack-mounted cognitive HF radio system that receives the full HF spectrum at once, listens to 2,500+ calling channels simultaneously, and establishes links in under one second with wideband data rates up to 153 kbps.

CNHF Evolve

A compact 600g turn-key device that upgrades legacy HF and VHF radios from any vendor with KNL cognitive waveform, AES256 encryption, and modern digital services including webmail, without replacing existing equipment.

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

Rowden TechnologiesBristol, United Kingdom

Designs and manufactures edge computing, sensing and communications systems for defence, national security and resilience organisations operating in degraded or denied connectivity environments.

SatcubeGothenburg, Sweden · 51-200

Satellite communications company developing lightweight, portable satellite terminals that provide high-speed broadband connectivity anywhere on the planet through High Throughput Satellites.

Satcube Ku

An 8 kg portable Ku-band satellite terminal that provides up to 20 Mbps broadband connectivity in under one minute, with IP65/IP67 certification and battery operation down to -35 degrees C.

Satcube Secure

A 9.5 kg FIPS 140-2 Level 3 certified portable terminal supporting one-way and two-way TRANSEC encryption, built for mission-critical government and military communications in GPS-denied environments.

Satcube Motion

A 15 kg vehicle-mounted on-the-move satellite terminal with MIL-STD 810 and 461 certification, 360-degree azimuth auto-pointing, and up to 85 Mbps downlink via Ku-band HTS satellites.

Tern SystemsReykjavik, Iceland · 51-200

Air traffic management software provider delivering ATC automation and simulator training systems to military and civilian operators across Europe, Asia and Africa. Supplies air surveillance display systems to the Royal Thai Air Force and develops the ORION simulator suite for controller training.

Wild HornetsUkraine

FPV attack drones and secure tactical communications systems, actively deployed by Ukrainian armed forces in combat.

ACORDE TechnologiesSantander, Spain · 11-50

Santander-based RF specialist building solid-state power amplifiers, block upconverters, and low-noise receivers for space and defence satellite communications. Certified as a PYME Innovadora and competing with US primes in European military RF.

AdvenicaMalmö, Sweden · 51-200

Builds hardware data diodes, encryption systems and network security appliances for defence and critical infrastructure organisations requiring the highest EU and national security certifications.

AEROMARITIME SystembauNeufahrn bei Freising, Germany · 51-200

Designs and integrates open-architecture naval communications systems, secure military messaging and submarine antenna solutions for navies worldwide.

APCOS 4000 – Integrated Communication System

Open-architecture digital communications platform for surface warships and submarines. APCOS 4000 handles tactical voice, internal comms, radio system integration, IP routing, voice over IP and strict separation of classified and unclassified traffic. Network nodes interconnect via a redundant dual fibre-optic ring, ensuring survivability in the event of cable breaks or node faults. Deployed on the German Navy's F125 frigate programme among other vessels.

Aicox SolucionesMadrid, Spain · 11-50

Madrid-based defence SatCom integrator supplying X, Ka, and Ku band satellite terminals for vehicular, naval, and aeronautical military platforms. Also builds RF frequency inhibitors, tactical LTE demonstrators, and command and control systems.

AircisionEindhoven, Netherlands · 11-50

Aircision develops high-capacity free-space optical communication systems for fast-deployable, long-distance and secure wireless backhaul links.

Free Space Optics Communication Systems

High-capacity optical wireless systems for backhaul communication, designed to be deployed quickly across long distances.

Wireless Backhaul Alternative

Free-space optical links positioned as a wireless alternative to conventional backhaul infrastructure.

Rural and Remote Connectivity

Connectivity use case focused on improving internet access in rural and remote areas where existing infrastructure is limited.

Secure Optical Links

Highly secure free-space optical communication links for high-speed data transport without a physical fibre route.

Alén SpaceVigo, Spain · 11-50

Small satellite manufacturer offering end-to-end nanosatellite missions and communication subsystems. Partnered with ESA and GMV on the Celeste IOD-1 in-orbit demonstrator launched in 2026.

AnywavesToulouse, France · 11-50

Anywaves builds space antennas, RF payload electronics and software-defined radio products for satellites, launchers and mission-critical spacecraft communications.

VILSA Software Defined Radio

Software-defined radio product line for flexible, high-performance signal processing in space RF systems and payload communications.

GNSS All-Bands Antenna with LNA Integrated Board

Navigation antenna supporting multi-constellation GNSS reception with integrated low-noise electronics for compact spacecraft platforms.

Ka-band TT&C Antenna

Telemetry, tracking and command antenna designed for robust spacecraft connectivity across demanding mission phases.

VILSA XDL X-Band Downlink Transmitter

X-band downlink transmitter for high-speed satellite payload data transmission between onboard systems and ground stations.

Arbit Cyber Defence SystemsHvidovre, Denmark · 11-50

Builds the Arbit Data Diode and Trust Gateway for cross-domain network segmentation, certified to Common Criteria EAL7+ and accredited for NATO COSMIC TOP SECRET and EU TOP SECRET data transfer. Founded in Hvidovre in 2006.

ArmpolSulejowek, Poland · 51-200

R&D and production company manufacturing military containers, air conditioning and filter-ventilation systems, power generators and vehicle modernisation kits for the Polish Armed Forces since 1990. Specialises in command post containers and combat vehicle upgrades.

Artemis Research & InnovationBucharest, Romania · 1-10

Romanian-Greek deep tech SME founded in 2020, specialising in RF hardware, sensors and AI. Coordinator of the EU EDF AVALON project developing high-bandwidth underwater wireless optical communications for military use.

AstrolightVilnius, Lithuania · 1-50

Space communications company developing highly secure laser-based telecommunication systems for aerospace, defence and governmental applications. Creates license-free direct-to-Earth optical data downlink systems for LEO satellites. Selected for NATO DIANA program.

Atlas Innovative TechnologiesLondon, United Kingdom · 1-10

London defence startup building Chimaera counter-UCAV autonomous defence system, Arachnet jam-resistant tactical mesh network, and QCER RF energy-harvesting module. Selected for NATO DIANA 2026 cohort in advanced communications.

AtomniaBrussels, Belgium · 11-50

All-in-one SASE cybersecurity and SD-WAN platform combining network security, data encryption, and XDR threat detection. Won Belgium's inaugural START2DEF defence innovation challenge in the cybersecurity for critical infrastructure category.

ATS-Telcom PrahaPrague, Czech Republic · 51-200

Czech ICT integrator delivering NATO-certified secure voice, data, cyber and unified communications infrastructure for the Czech MoD, state administration and critical infrastructure operators. Founded in 1994 and partnered with the University of Defence in Brno.

AviometWarsaw, Poland · 51-200

Research and production enterprise manufacturing precision navigational, measuring and control instruments for military aviation and defence applications. Member of the Polish Chamber of National Defence Manufacturers.

BELSSRiga, Latvia · 11-50

Latvia's largest defence sector communications integrator providing military solutions including Motorola radios, rapid deployment equipment, and telecommunications infrastructure.

BHE Bonn Hungary ElectronicsBudapest, Hungary

Hungarian designer and manufacturer of RF and microwave systems for defence, aerospace and mobile industries. Products include wideband amplifiers, radar front-ends, jammers, drone detection modules and SDR platforms. Founded 1991, NATO DIANA test centre host.

BitstreamLublin, Poland · 11-50

Designs and manufactures precision time synchronisation devices for defence radar, sensor networks and critical infrastructure. Over 20 years of operation supplying military and telecom clients.

BlackthornUppsala, Sweden · 1-10

Uppsala-based defence systems integrator building turnkey expeditionary equipment and services, focused on edge computing and power supply for military camps. Holds a Memorandum of Understanding with Thales and Clavister to deliver platform cybersecurity to Swedish customers.

CamGraPhICPisa, Italy

Graphene-based photonic transceivers for high-speed data transfer in defence and AI applications. Cambridge University spinout. EUR25M Series A co-led by NATO Innovation Fund.

CarinexBudapest, Hungary

Hungarian security and defence systems integrator founded 1993. Offers problem evaluation, solution specification, system integration, installation and training services with references from military, police and law enforcement customers across Europe, Asia and Africa.

CeoTronicsRödermark, Germany · 51-200

Makes tactical communication hardware — PTT control units, DECT wireless intercom systems and hearing-protective headsets — for armed forces, police and emergency services.

certSIGNBucharest, Romania · 51-200

Romanian cryptography vendor whose shellSAFE product is accredited to protect classified information at NATO and national level via the NATO Information Assurance Product Catalogue. Builds encryption software, secure mobile comms, and digital identity solutions for defence, homeland security and banking customers.

Cestron InternationalBerlin, Germany · 11-50

Designs, manufactures and commissions HF radio communication systems and antenna infrastructure for military and government customers. One of Europe's leading integrators for naval ship-to-shore HF comms covering VLF through UHF bands.

ChipCraftWarsaw, Poland · 11-50

Fabless semiconductor company producing NaviSoC, a fully integrated multi-band GNSS receiver with high jamming and spoofing resistivity on a single chip. Founded by Warsaw University of Technology engineers in 2016.

Comex ElectronicsTäby, Sweden · 11-50

Develops TEMPEST and RÖS-protected IT equipment, secure field computers and GPS position scrambling systems for the Swedish Armed Forces and government agencies. Founded 1988 in Täby, with an in-house signal-emanation laboratory and security-approved production.

DAS PhotonicsValencia, Spain · 51-200

Valencia-based photonics spinout of the NTC institute providing next-generation radar warning, signal intelligence, and countermeasures solutions for defence primes and government agencies. AQAP/PECAL 2110 NATO quality certified with deployed systems across three continents.

DencryptHvidovre, Denmark · 11-50

Provides NATO-approved end-to-end encrypted voice, video and messaging through the Dencrypt Connex app and Server System, using proprietary Dynamic Encryption combined with AES-256. Common Criteria EAL4+ certified and used by NATO and the Danish Defence.

DGTBydgoszcz, Poland · 51-200

Manufactures military-grade digital communication systems and field telephone exchanges for the Polish Armed Forces since 1991. Systems have been deployed on Polish military missions in Afghanistan, Iraq, Kosovo and other theatres.

EcocomsSofia, Bulgaria

Bulgarian developer of tactical communications and network technology, including armoured digital intercom systems, tactical switches and multi-functional battlefield communication platforms. Projects include digital multiplexers for the Bulgarian Army's stationary communication system. BDIA member.

ElarionVilnius, Lithuania · 1-10

Produces NDAA-compliant UAV avionics including ExpressLRS receivers and transmitter modules. All components sourced from Western suppliers with no Chinese parts. Listed on the Blue UAS Framework.

ElesiaItaly · 11-50

Designs and manufactures carbon-fibre naval consoles, composite ISO shelters, large-screen situational awareness displays and embedded electronics for defence, aerospace and security customers worldwide.

ELNA GmbHTangstedt, Germany · 11-50

Manufactures rugged MF/HF military and submarine antennas under the DUK brand. Installed on naval fleets worldwide including the German Navy. Founded 1952, all products made in Germany near Hamburg.

Elproma ElektronikaWarsaw, Poland · 11-50

Produces GNSS anti-jamming and anti-spoofing monitoring systems, fibre-optic seismographs and precision time synchronisation equipment for the Polish military. NATO-certified with NCAGE code 9ATKH.

EnamorGdynia, Poland · 51-200

Maritime electronics spin-off of Gdynia Maritime University producing navigation, communication and automation systems for the Polish Navy and commercial fleets. Holds NATO SECRET clearance and employs 98 specialists.

ESLAITVienna, Austria · 11-50

Develops and integrates military telecommunications, command, and control systems for the Austrian Armed Forces. Founded in 1999 as a spin-off from a major IT group, with an ISO 9001-certified engineering team active in defence C2 since 1988.

Eurotempest Secure SystemsLinköping, Sweden · 11-50

TEMPEST-certified workstations, laptops, thin clients and peripherals compliant with NATO SDIP-27 and EU IASG 7-03 standards. Operates a dual-chamber TEMPEST laboratory in Linköping and supplies over 30 EU and NATO countries.

EvoLogicsBerlin, Germany · 51-200

Designs biomimetic underwater robots and acoustic communication systems for naval and offshore operations. Products include autonomous underwater vehicles inspired by penguin locomotion and dolphin-based acoustic modems for subsea positioning. Founded in 2000 in Berlin.

ExenceKobierzyce, Poland · 51-200

Polish defence software company building NATO ISR and logistics systems including LOGFAS and the NATO Routing Hub. Partnered with Northrop Grumman on C2 projects and awarded EU EDOCC contracts.

Focal Point PositioningCambridge, United Kingdom · 11-50

Develops next-generation navigation and positioning software using Supercorrelation technology to enhance GNSS accuracy for smartphones, wearables and autonomous vehicles.

ForswaySkövde, Sweden · 11-50

Skövde satellite communications company developing hybrid multi-network gateways that combine multi-orbit satellite with 5G and other land-based networks for defence, critical infrastructure, and government users. Secured 2.3M euro ESA funding for the Xtend 5G system.

GELCOViterbo, Italy · 11-50

Contract electronics manufacturer for military avionics, naval and land systems based in Viterbo. Specialises in SMT and PTH board assembly, RF cable preparation and space-grade wiring to ECSS and MIL-DTL standards.

Gomedia SatcomCatania, Italy · 11-50

Catania-based satellite communications provider delivering milsatcom networks and on-the-move broadband terminals to the Italian MoD, Coast Guard and Civil Protection. Distributor of Ovzon in Italy, with throughputs up to 150 Mbps on ground, maritime and airborne platforms.

GPSPATRONWarsaw, Poland · 1-10

Polish engineering company developing GNSS interference detection and classification systems. Products include GP-Probe compact jamming detectors and GP-Cloud real-time analytics platform, used to protect critical infrastructure, drone operations and military navigation from spoofing and jamming attacks.

greenSANEStare Miasto, Poland · 11-50

Polish manufacturer of mobile energy storage systems designed as silent alternatives to diesel generators for military field operations. Builds the NONgenerator product line and container-scale batteries up to 9 MWh using second-life EV cells, all designed and assembled at its facility near Konin.

GSMK CryptoPhoneBerlin, Germany · 11-50

Builds end-to-end encrypted mobile phones with 4096-bit key exchange and hardened OS. Pioneered the secure smartphone market in 2003 with patented Baseband Firewall that detects IMSI catchers. Used in 50+ countries.

HavguardLeknes, Norway · 1-10

Develops AI-enabled technologies for real-time multimodal underwater communication and submarine detection, specializing in magneto-inductive wireless communication systems to protect critical underwater infrastructure.

Hertz SystemsZielona Góra, Poland

Manufactures military-grade GPS receivers with embedded cryptographic SAASM modules for combat platforms and soldier equipment. Supplies the Polish Armed Forces and exports to NATO allies.

HimeraKyiv, Ukraine · 11-50

Ukrainian defence technology startup that develops EW-protected tactical communication systems for military use, specializing in secure radio stations with low probability of detection and 256-bit traffic encryption.

G1 PRO

A 300-gram handheld tactical radio with AES-256 encryption, frequency hopping, and 48+ hours of battery life, designed to resist detection and jamming in contested EW environments.

B1 Network Extender

A compact autonomous repeater that can be elevated by drone to extend the radio coverage of G1 PRO networks across the battlefield, supporting FHSS and mesh networking.

R1 Repeater

A fixed repeater with internet-relaying capabilities that bridges radio signals via Starlink or other IP networks, enabling brigade-level encrypted communication with no range limit.

HITEC LuxembourgMamer, Luxembourg · 51-200

Builds satellite ground segment systems, mission-critical communications terminals and traffic management solutions for defence, space and civilian customers across Europe.

HunnaStockholm, Sweden · 11-50

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.

IDBoticMadrid, Spain · 11-50

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.

IES - Ingegneria Elettronica SistemiAnzio, Italy · 11-50

Anzio-based designer and integrator of telecommunications and surveillance systems for military air, land, naval, space and cyber domains, founded in 1990. Its catalogue includes day/night imaging systems and a C-UAS system, and it is upgrading the NATO VLF transmission station in Tavolara.

Intech MicrowavesRome, Italy · 11-50

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.

IntegrasysMadrid, Spain · 51-200

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.

ItalspazioSan Pietro Clarenza, Italy · 11-50

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.

JK Defence & Security ProductsKempen, Germany · 11-50

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.

KenBITWarsaw, Poland · 11-50

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.

Lasting SoftwareTimișoara, Romania · 11-50

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.

LaterationErding, Germany · 11-50

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.

Leaf SpaceMilan, Italy · 50-100

Provides Ground Segment as a Service through a global network of owned and operated satellite ground stations.

Leaf Line

Shared Ground Segment as a Service network providing per-minute access to Leaf Space owned and operated ground stations for TT&C and mission-data communication.

Leaf Key

Dedicated ground station service for missions needing tailored capacity, orbit-specific infrastructure, sovereignty controls or predictable latency while using the Leaf Space API.

Leaf Hosting

Hosted ground-station infrastructure service covering secured sites, power, connectivity, civil works, RF licensing and first-level maintenance for customer-owned assets.

Leaf Space API

Unified RESTful API and software layer for onboarding, scheduling and controlling access to Leaf Space ground-station services from mission-control systems.

LowkeyFinland · 1-10

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.

MachiaLoddefjord, Norway · 1-10

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.

MASA GroupParis, France · 11-50

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.

MAW TelecomWarsaw, Poland · 51-200

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.

MBRYONICSGalway, Ireland · 11-50

Builds optical satellite communications terminals, ground stations and photonic interconnects for space-to-space and space-to-ground networks.

STARCOM

Optical communications terminal for Earth links and inter-satellite links, supporting 1550 nm modems, dual polarization, quantum key distribution and SDA optical communications standards.

STARGATE

Optical ground station architecture for connecting space optical networks to terrestrial infrastructure, designed for high-capacity satellite downlinks and interoperability.

STARLIGHT

Digital optical modem, amplifier and antenna control unit set for STARCOM terminals, supporting 1550 nm ITU C-band operation, polarization modulation, OOK and coherent modulation.

TeraBIX

Radiation-hardened silicon photonic transceiver for high-speed satellite payload, board-to-board and chip-to-chip links with low power consumption.

MetaktikEspoo, Finland · 1-10

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.

Microamp SolutionsWarsaw, Poland

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.

MIL SistemikaLjubljana, Slovenia

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.

NavcomSystemsLodz, Poland · 11-50

Only privately-owned company in Poland certified to maintain and service Mi-2 military helicopters. Provides avionics modernisation, navigation and radar upgrades for the Polish military fleet.

NEOSATNeubiberg, Germany · 1-10

Compact eavesdropping-secure satellite communication using software-defined radios and MIMO antenna technology. Universität der Bundeswehr München spin-off, winner of the CPM Innovation Award 2025.

ODM GmbHWattenheim, Germany · 11-50

Develops and manufactures tactical audio communication systems for military, special forces and emergency services. Professional-grade headsets and audio equipment for noisy and critical environments. Made in Germany.

Officina StellareSarcedo, Italy · 51-200

Designs and manufactures space-qualified optical payloads, laser communication ground stations and optical telescopes for Earth observation, space surveillance and defence applications.

OledcommParis, France

Oledcomm is a French pioneer and world leader in optical and photonic communications, specializing in LiFi technology. Their solutions provide secure, interference-free wireless communication for military and defense applications in environments where radio waves are not suitable, offering high-speed optical wireless communications as an alternative to traditional RF systems.

OlvidParis, France · 11-50

ANSSI-certified encrypted messaging app used by the French Ministry of Armed Forces and RAID special police unit. Mandated by the French Prime Minister's office in 2023 as the replacement for WhatsApp across government.

PMB TecnoOsimo, Italy · 11-50

Satcom and advanced telecommunications SME founded in 1990, supplying video satellite transmission, disaster-proof comms and customised satcom projects to government customers. NATO-certified (COD AN 030) and distributor of Inmarsat equipment.

Polus TechZug, Switzerland · 11-50

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

Pramacom PraguePrague, Czech Republic · 51-200

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.

QTI Quantum Telecommunications ItalyFlorence, Italy · 11-50

Italian quantum communications company founded in 2020 as a CNR spin-off, developing industrial Quantum Key Distribution systems for government and defence. Its QKD links secured Italian G7 summit communications and it is building quantum repeaters under a 7 million euro EU contract.

Quantum IndustriesVienna, Austria · 11-50

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.

Quantum Optics JenaJena, Germany · 11-50

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.

Radionor CommunicationsHorten, Norway

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

Radiotechnika MarketingWroclaw, Poland · 51-200

Produces military cable harnesses, fibre optic systems, EMI filters and power supplies meeting MIL-STD-1553B DataBus standards. Holds NATO Entity Code 879H and QPL certification from the US Defense Supply Center Columbus.

RevobeamGdansk, Poland · 1-10

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

RIZ-PEZagreb, Croatia · 1-10

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.

RSI EuropeVilnius, Lithuania · 51-200

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

S4GAWarsaw, Poland · 11-50

Designs and manufactures solar-powered and portable airfield lighting systems for civil airports and military airbases. NATO STANAG-compliant military lighting trailers deployed by the Bundeswehr, USAF and armed forces in 50+ countries.

SavoxEspoo, Finland · 51-200

Tactical communication headsets and hearing protection systems for military forces, enabling clear comms in high-noise environments.

IMP Intercom System

A digital intercom control and command system for military vehicles and vessels, certified to MIL-STD-461/810/1275 with STANAG 4754 compliance and 5W typical power consumption.

Pack-COM

Wireless full-duplex team communication system with AES-256 encryption supporting up to 11 users within a 400m secure communication bubble via a portable base station.

TRICS Ci4

Dismounted tactical communication controller with ATAK access, satellite backhaul, Bluetooth connectivity, and remote control of up to four radios simultaneously.

Scipio NetworksBerlin, Germany · 1-10

Berlin startup modernising military logistics with AI-driven planning, real-time supply chain visibility and resilient distribution. Replaces analogue processes used by armed forces with software-based planning tools.

ScytalysAthens, Greece · 51-200

Athens-based defence software and systems integrator specializing in tactical C2 systems, tactical data links, and mission management solutions for land, air, and joint operations. Part of the EFA Group, operating in 16 countries.

SiltecPruszkow, Poland · 51-200

Provides TEMPEST-certified IT equipment, satellite and radio communications, cryptography, optoelectronic fire-control systems and secure power supply to EU and NATO defence customers. Employs approximately 150 people from its base near Warsaw.

SitehopUnited Kingdom · 11-50

Hardware-based ultra-low-latency encryption for data in motion, including the SAFE Series delivering 200 Gbps full duplex throughput and post-quantum crypto-agility. Raised £7.5M Series A in 2025 and supplies government, critical infrastructure, and telecom networks.

SITTIVimodrone, Italy · 51-200

Vimodrone-based manufacturer of voice communication systems for air traffic control and defence, founded in 1946 with around 200 employees. Its MULTIFONO M800IP VCS family supports Italian military control centres and NATO coordination, with 466+ systems installed in 51+ countries.

SkytaleOslo, Norway · 1-10

Builds an end-to-end encrypted communications platform with chat, voice, video, file-sharing and location-sharing for Norwegian organisations subject to the Security Act. Hosted in Norway on a zero-trust architecture compliant with NSM recommendations, developed 100 percent by Norwegian developers, and part of the Kongsberg Incubator.

Slipstream DesignShipley, United Kingdom

Slipstream Design develops advanced RF and digital signal processing systems for defence, security, telecommunications, and space. Their flagship ASTRO platform is an ultra-wideband adaptive radio processor delivering resilient sensing and communication technology for mission-critical operations in contested electromagnetic environments.

SMAG Mobile Antenna MastsSalzgitter, Germany · 51-200

Europe's only manufacturer of guyless mobile antenna masts up to 40 metres. Over 1,900 units in military service worldwide for communications, radar and surveillance. Bundeswehr supplier since 1974.

Tactile DefenceStockholm, Sweden · 1-10

Supplies rugged IT equipment, panel PCs, vehicle computers, tablets and laptops to Swedish military and security customers. Operates from a Stockholm-area facility with in-house development, integration and service.

TeldatBydgoszcz, Poland · 51-200

Manufactures ruggedized military-grade tactical terminals, laptops and tablets for the Polish Armed Forces. Products are deployed on tanks, armoured vehicles, naval vessels and by infantry in the field.

TERNWAVESToulouse, France · 11-50

Direct-to-device satellite communications startup developing Golden Modulation technology for ultra-long-range, GNSS-free resilient connectivity. Partnered with Eutelsat, exhibited at Eurosatory 2024, and selected for French Tech 2030 by the Agence de l'Innovation de Défense.

TestnorNorway · 1-10

Multi-domain testing company building software and hardware to assess the robustness of advanced technology against simulated attacks in real-world Arctic conditions. Co-organises Jammertest with FFI, the world's largest open GNSS jamming and spoofing test event held annually in Andøya, Norway.

TransbitWarsaw, Poland · 51-200

Designs and manufactures tactical radio relay systems, UAV data links and command-and-control communications equipment for the Polish Armed Forces and NATO air defence programmes.

Trival AnteneLjubljana, Slovenia

Slovenian manufacturer of military and naval antennas, antenna masts and accessories for HF/VHF/UHF/SHF tactical communications. Founded 1965, produces composite field-deployable mast sections and custom antenna systems for defence and professional radio use.

Tutus DataStockholm, Sweden · 11-50

Swedish cryptography company developing government-approved encryption products for IP networks, files, and mobile devices. Its Filkrypto/PGBI COMSEC product is listed in the NATO Information Assurance Product Catalogue up to NATO RESTRICTED.

Unitronex PolandWarsaw, Poland · 11-50

Distributes and integrates US-made electronic warfare, reconnaissance and communications equipment for the Polish Armed Forces. Partnered with Cubic Defence Applications on simulator systems selected by the Polish Army.

VAAL AirshipsSaue, Estonia · 1-10

Develops and operates High Altitude Platform Stations (HAPS), stratospheric drones at approximately 21km altitude that provide surveillance and connectivity services as a satellite alternative. ESA BIC Estonia alumnus and EDIA member.

WamtechnikPiaseczno, Poland · 51-200

NATO-certified manufacturer of military battery packs and power supply systems for the Polish Army, police and border guard. First company in Central and Eastern Europe licensed by Panasonic for lithium-ion pack production.

Wavecom ElektronikZurich, Switzerland · 11-50

Swiss SIGINT specialist developing radio signal decoding and spectrum monitoring systems for 40 years. Products include the W-SPECTRA automatic monitoring system and multi-channel decoder hardware, used by government agencies and defence organizations worldwide.

WayrenTallinn, Estonia · 11-50

Wayren develops advanced autonomous systems and robotics solutions for defense and security applications. The company focuses on creating innovative technologies that enhance operational capabilities in challenging environments.

WB GroupWarsaw, Poland · 100-500

Poland's largest private defence company building C4ISR systems, tactical communications and reconnaissance drones. Products include the FlyEye ISR drone and Warmate loitering munition.

WideNorthLysaker, Norway · 11-50

High-end electronics design house specialising in software-defined radio, DVB-S2X modems, FPGA development and UAV control systems for satellite communications and defence. Developing payloads for Space Norway's radar maritime surveillance satellite system alongside EIDEL, KSAT and FFI.

WiRanGdynia, Poland · 11-50

Hardware design office in Gdynia specialising in RF and wireless technologies for maritime, space and defence clients. Designs antennas, diplexers and space-grade electronics, with ESA collaboration since 2016.

WSenseRome, Italy · 11-50

Rome-based Sapienza University spin-off building underwater wireless communication networks and the Internet of Underwater Things. Contributed to NATO underwater communications standardization (NIAG 190, SG243) and supplies Fincantieri's DEEP naval surveillance system.

ZippermastBad Reichenhall, Germany · 11-50

Develops compact, mobile telescopic mast systems with self-locking structures for mounting sensors and effectors on military platforms. Products feature internal cable routing and modular payload interfaces for field deployment. Founded 2011.