| DPS | ALBANIA | Administration | |
| ANDORRA TELECOM S.A.U. | ANDORRA | Network Operator | |
| Australian Signals Directorate | AUSTRALIA | Other Governmental Body | |
| Cohda Wireless Pty Ltd | AUSTRALIA | Manufacturer | Small & Medium Enterprise |
| CSIRO | AUSTRALIA | Research Body (Public) | |
| Dept of Home Affairs | AUSTRALIA | Other Governmental Body | |
| Motorola Mobility Aus Pty. Ltd | AUSTRALIA | Manufacturer | |
| Myriota | AUSTRALIA | Network Operator | Small & Medium Enterprise |
| nbn co Limited | AUSTRALIA | Network Operator | |
| QuintessenceLabs | AUSTRALIA | Manufacturer | Small & Medium Enterprise |
| Senetas Corporation Limited | AUSTRALIA | Manufacturer | Small & Medium Enterprise |
| Softel Systems | AUSTRALIA | Manufacturer | Small & Medium Enterprise |
| Telstra Limited | AUSTRALIA | Network Operator | |
| A.S.I. | AUSTRIA | National Standards Organizations | |
| AIT | AUSTRIA | Research Body (Public) | |
| BMWKMS | AUSTRIA | Administration | |
| ESD | AUSTRIA | Other | (Trade) Association |
| Fabasoft AG | AUSTRIA | Service Provider | |
| Frequentis AG | AUSTRIA | Manufacturer | |
| HCW | AUSTRIA | University | |
| Kapsch TrafficCom AG | AUSTRIA | Manufacturer | |
| ORS | AUSTRIA | Network Operator | |
| OVE | AUSTRIA | National Standards Organizations | |
| Qualcomm Austria RFFE GmbH | AUSTRIA | Manufacturer | |
| Rundfunk & Telekom | AUSTRIA | Other Governmental Body | |
| St. Pölten UAS | AUSTRIA | University | |
| Tait Europe Limited | AUSTRIA | Manufacturer | |
| T-Mobile Austria GmbH | AUSTRIA | Network Operator | |
| TU Graz | AUSTRIA | University | |
| A.S.T.R.I.D. SA/NV | BELGIUM | Other Governmental Body | |
| Agoria ICT | BELGIUM | Manufacturer | (Trade) Association |
| AIM EUROPE | BELGIUM | Other | (Trade) Association |
| ANEC | BELGIUM | User | Not-for-profit User Association (end consumer) |
| Apple Benelux B.V. - Belgium | BELGIUM | Manufacturer | |
| APPLiA | BELGIUM | Other | (Trade) Association |
| Belgian Mobile ID SA/NV | BELGIUM | Service Provider | Small & Medium Enterprise |
| BIPT | BELGIUM | Administration | |
| BNE | BELGIUM | Other | (Trade) Association |
| Boston Scientific Corp. | BELGIUM | Manufacturer | |
| CCB | BELGIUM | Other Governmental Body | |
| Cisco Systems Belgium | BELGIUM | Manufacturer | |
| Commsquare NV | BELGIUM | Consultancy Company/Partnership | Small & Medium Enterprise |
| CTC | BELGIUM | Research Body (Private) | |
| Digitaal Vlaanderen | BELGIUM | Other Governmental Body | |
| DIGITAL SME | BELGIUM | User | Not-for-profit User Association (end consumer) |
| Eclipse Foundation | BELGIUM | Other | (Trade) Association |
| ECOS | BELGIUM | User | Not-for-profit User Association (end consumer) |
| EENA | BELGIUM | User | Not-for-profit User Association (end consumer) |
| ELA | BELGIUM | Manufacturer | (Trade) Association |
| ETUC | BELGIUM | User | Not-for-profit User Association (end consumer) |
| EUCOMREG | BELGIUM | Consultancy Company/Partnership | Micro-Enterprise |
| EUROCONTROL | BELGIUM | User | (Trade) Association |
| European Disability Forum | BELGIUM | User | Not-for-profit User Association (end consumer) |
| Eurosmart AISBL | BELGIUM | Manufacturer | (Trade) Association |
| EUTC | BELGIUM | Other | (Trade) Association |
| GovStrat | BELGIUM | Consultancy Company/Partnership | Micro-Enterprise |
| GS1 | BELGIUM | User | Not-for-profit User Association (end consumer) |
| IMEC | BELGIUM | Research Body (Public) | |
| Infrabel - ICT | BELGIUM | Service Provider | |
| InterDigital Belgium. LLC | BELGIUM | Manufacturer | |
| Linux Foundation Europe | BELGIUM | Other | (Trade) Association |
| NBN | BELGIUM | National Standards Organizations | |
| Nitro Software Belgium NV | BELGIUM | Service Provider | Small & Medium Enterprise |
| Nokia Belgium | BELGIUM | Manufacturer | |
| Orange Belgium | BELGIUM | Network Operator | |
| Proximus Plc | BELGIUM | Network Operator | |
| PSCE | BELGIUM | User | Not-for-profit User Association (end consumer) |
| RideOnTrack | BELGIUM | Manufacturer | Micro-Enterprise |
| SBS aisbl | BELGIUM | User | Not-for-profit User Association (end consumer) |
| Sealed sprl | BELGIUM | Consultancy Company/Partnership | Micro-Enterprise |
| STIB-MIVB | BELGIUM | User | (Trade) Association |
| Switch Consult | BELGIUM | Consultancy Company/Partnership | Micro-Enterprise |
| Trust Agency | BELGIUM | Consultancy Company/Partnership | Micro-Enterprise |
| ZES BVBA | BELGIUM | Manufacturer | |
| BH Telecom | BOSNIA AND HERZEGOVINA | Network Operator | |
| ISBIH | BOSNIA AND HERZEGOVINA | Administration | |
| BOCRA | BOTSWANA | Other Governmental Body | |
| MOTOROLA MOBILITY BRAZIL | BRAZIL | Manufacturer | |
| CRC | BULGARIA | Administration | |
| Evrotrust | BULGARIA | Service Provider | Small & Medium Enterprise |
| Accessibility Standards Canada | CANADA | Other Governmental Body | |
| Approach Infinity | CANADA | Consultancy Company/Partnership | Micro-Enterprise |
| Bell Mobility | CANADA | Service Provider | |
| evolutionQ | CANADA | Consultancy Company/Partnership | Small & Medium Enterprise |
| ISED | CANADA | Other Governmental Body | |
| Lyngsoe Systems Ltd | CANADA | Manufacturer | Small & Medium Enterprise |
| Public Safety Canada | CANADA | Other Governmental Body | |
| RadiSys | CANADA | Manufacturer | |
| Rogers Communications Canada | CANADA | Network Operator | |
| SCC | CANADA | National Standards Organizations | |
| Tailscale Inc. | CANADA | Service Provider | Small & Medium Enterprise |
| University of Waterloo | CANADA | Research Body (Public) | |
| VoiceAge Corporation | CANADA | Manufacturer | Small & Medium Enterprise |
| MQUEST-TECHNOLOGIES | CHILE | Manufacturer | Small & Medium Enterprise |
| AsiaInfo Technologies Inc | CHINA | Service Provider | |
| ASTRI | CHINA | Research Body (Public) | |
| Beijing Xiaomi Mobile Software | CHINA | Manufacturer | |
| BJTU | CHINA | University | |
| BTL Inc. | CHINA | Other | Small & Medium Enterprise |
| CAICT | CHINA | Research Body (Public) | |
| CATT | CHINA | Manufacturer | |
| Changeself | CHINA | Manufacturer | Small & Medium Enterprise |
| China Telecommunications | CHINA | Network Operator | |
| CICT | CHINA | Manufacturer | |
| CNIS | CHINA | Research Body (Public) | |
| CTT | CHINA | Other Governmental Body | |
| Datang Mobile Com. Equipment | CHINA | Manufacturer | |
| Honor | CHINA | Manufacturer | |
| HUAWEI TECHNOLOGIES Co. Ltd. | CHINA | Manufacturer | |
| Hytera | CHINA | Manufacturer | |
| Ocean University of China | CHINA | University | |
| OnePlus | CHINA | Manufacturer | |
| OPPO | CHINA | Manufacturer | |
| QuantumNet | CHINA | Network Operator | Small & Medium Enterprise |
| Realme Shenzhen | CHINA | Manufacturer | |
| Shenglu Telecommunication | CHINA | Manufacturer | |
| The University of Hong Kong | CHINA | University | |
| Tongji University | CHINA | University | |
| TOWE Wireless | CHINA | Service Provider | Small & Medium Enterprise |
| XNET | CHINA | Research Body (Private) | Small & Medium Enterprise |
| ZTE Corporation | CHINA | Manufacturer | |
| HZN | CROATIA | National Standards Organizations | |
| Matison | CROATIA | Manufacturer | Small & Medium Enterprise |
| MMATI | CROATIA | Administration | |
| MUP RH | CROATIA | Other Governmental Body | |
| CYS | CYPRUS | Administration | |
| Czech Telecommunication Office | CZECH REPUBLIC | Administration | |
| ELDIS Pardubice, s.r.o. | CZECH REPUBLIC | Manufacturer | |
| Mesaqin.com s.r.o (Ltd.) | CZECH REPUBLIC | Consultancy Company/Partnership | Micro-Enterprise |
| Samsung Electronics Czech | CZECH REPUBLIC | Manufacturer | |
| Software602 a.s. | CZECH REPUBLIC | Consultancy Company/Partnership | Small & Medium Enterprise |
| Sprava zeleznic | CZECH REPUBLIC | Other Governmental Body | |
| Anemone Technology | DENMARK | Consultancy Company/Partnership | Micro-Enterprise |
| Apple AB Denmark | DENMARK | Manufacturer | |
| Bolt & Yurdal Consulting ApS | DENMARK | Consultancy Company/Partnership | Micro-Enterprise |
| Cinderella ApS | DENMARK | Manufacturer | Micro-Enterprise |
| Cobham SatCom A/S | DENMARK | Manufacturer | |
| Dansk Standard | DENMARK | Administration | |
| DTU | DENMARK | University | |
| ECO | DENMARK | Other Governmental Body | |
| FORCE Technology | DENMARK | Research Body (Public) | |
| Gatehouse Satcom A/S | DENMARK | Manufacturer | Small & Medium Enterprise |
| GCFD | DENMARK | User | (Trade) Association |
| Kamstrup | DENMARK | Manufacturer | |
| Nokia Denmark | DENMARK | Manufacturer | |
| RTX A/S | DENMARK | Manufacturer | |
| Terma A/S | DENMARK | Manufacturer | |
| Verizon Denmark | DENMARK | Network Operator | |
| CPTRA | ESTONIA | Administration | |
| Cybernetica AS | ESTONIA | Manufacturer | Small & Medium Enterprise |
| EigenQ | ESTONIA | Manufacturer | Small & Medium Enterprise |
| Jio Platforms | ESTONIA | Manufacturer | |
| OU Elvior | ESTONIA | Service Provider | Micro-Enterprise |
| SK | ESTONIA | Service Provider | Small & Medium Enterprise |
| TTÜ | ESTONIA | University | |
| Bittium Wireless Ltd. | FINLAND | Manufacturer | |
| Erik Sunell Consulting Oy | FINLAND | Consultancy Company/Partnership | Micro-Enterprise |
| Erillisverkot | FINLAND | Other Governmental Body | |
| ETS-Lindgren Europe | FINLAND | Manufacturer | |
| InterDigital Finland Oy | FINLAND | Manufacturer | |
| LG Electronics Finland | FINLAND | Manufacturer | |
| Magister Solutions Ltd | FINLAND | Research Body (Private) | Small & Medium Enterprise |
| MediaTek Finland | FINLAND | Manufacturer | |
| Methics Oy | FINLAND | Consultancy Company/Partnership | Micro-Enterprise |
| Nokia Corporation | FINLAND | Manufacturer | |
| Qualcomm Finland RFFE Oy | FINLAND | Manufacturer | |
| Satel Oy | FINLAND | Manufacturer | Small & Medium Enterprise |
| Tampere University | FINLAND | University | |
| TRAFICOM | FINLAND | Administration | |
| University of Oulu | FINLAND | University | |
| VAISALA OYJ | FINLAND | Manufacturer | |
| Verizon Finland | FINLAND | Network Operator | |
| VTT | FINLAND | Research Body (Public) | |
| WE Certification Oy | FINLAND | Other | Micro-Enterprise |
| Wirepas Oy | FINLAND | Manufacturer | Small & Medium Enterprise |
| ADSN | FRANCE | Service Provider | |
| AFNOR | FRANCE | National Standards Organizations | |
| AFUTT | FRANCE | User | Not-for-profit User Association (end consumer) |
| Airbus | FRANCE | Manufacturer | |
| Alstom Transport SA | FRANCE | Manufacturer | |
| Apple France | FRANCE | Manufacturer | |
| AQSACOM S.A.S. | FRANCE | Manufacturer | Small & Medium Enterprise |
| Association eG4U | FRANCE | User | Not-for-profit User Association (end consumer) |
| ATEME | FRANCE | Manufacturer | Small & Medium Enterprise |
| B-Com | FRANCE | Research Body (Private) | Small & Medium Enterprise |
| BNAE | FRANCE | Other | (Trade) Association |
| BOUYGUES Telecom | FRANCE | Network Operator | |
| CANON Research Centre France | FRANCE | Research Body (Private) | |
| CEA | FRANCE | Research Body (Public) | |
| Cisco Systems France | FRANCE | Manufacturer | |
| Club PSCo | FRANCE | User | Not-for-profit User Association (end consumer) |
| CNES | FRANCE | Research Body (Public) | |
| CNRS | FRANCE | Research Body (Public) | |
| CommLedge | FRANCE | Consultancy Company/Partnership | Micro-Enterprise |
| Cosmian | FRANCE | Other | Small & Medium Enterprise |
| Crosscall | FRANCE | Manufacturer | |
| Cryptolog International | FRANCE | Service Provider | Small & Medium Enterprise |
| Dolby France SAS | FRANCE | Manufacturer | |
| ECBF | FRANCE | User | Not-for-profit User Association (end consumer) |
| EDF Recherche et Développement | FRANCE | Research Body (Private) | |
| EFORT | FRANCE | Consultancy Company/Partnership | Micro-Enterprise |
| eFutura | FRANCE | User | Not-for-profit User Association (end consumer) |
| EGM | FRANCE | Service Provider | Micro-Enterprise |
| ENENSYS | FRANCE | Manufacturer | Small & Medium Enterprise |
| ENX | FRANCE | Other | (Trade) Association |
| ERA | FRANCE | Other Governmental Body | |
| Ericsson France S.A.S | FRANCE | Manufacturer | |
| ETELM | FRANCE | Manufacturer | Small & Medium Enterprise |
| EURECOM | FRANCE | University | |
| Eutelsat Group | FRANCE | Network Operator | |
| FSCOM | FRANCE | Consultancy Company/Partnership | Micro-Enterprise |
| FTK | FRANCE | Service Provider | Micro-Enterprise |
| GW | FRANCE | Research Body (Private) | Small & Medium Enterprise |
| HAGER GROUP | FRANCE | Manufacturer | |
| Hewlett-Packard Enterprise | FRANCE | Manufacturer | |
| Huawei Technologies France | FRANCE | Manufacturer | |
| ICOM (C.E.P.) FRANCE | FRANCE | Manufacturer | |
| iDAKTO | FRANCE | Service Provider | Small & Medium Enterprise |
| IDEMIA | FRANCE | Manufacturer | |
| IN GROUPE | FRANCE | Manufacturer | |
| Infovista SAS | FRANCE | Other | |
| INRIA | FRANCE | Research Body (Public) | |
| Institut Mines-Telecom | FRANCE | Research Body (Public) | |
| Institute VEDECOM | FRANCE | Research Body (Public) | |
| Intel Corporation SAS | FRANCE | Manufacturer | |
| InterDigital France R&D, SAS | FRANCE | Manufacturer | |
| Internet of Trust | FRANCE | Consultancy Company/Partnership | Micro-Enterprise |
| Intersec | FRANCE | Manufacturer | Small & Medium Enterprise |
| IRT Saint Exupery | FRANCE | Other | Small & Medium Enterprise |
| IRT SystemX | FRANCE | Research Body (Public) | |
| ITRON SAS | FRANCE | Manufacturer | |
| KAT | FRANCE | Consultancy Company/Partnership | Micro-Enterprise |
| Kimeggi | FRANCE | Consultancy Company/Partnership | Micro-Enterprise |
| Kontron Transportation France | FRANCE | Manufacturer | |
| LEA Networks | FRANCE | Manufacturer | Small & Medium Enterprise |
| LEGRAND FRANCE | FRANCE | Manufacturer | |
| LG Electronics France | FRANCE | Research Body (Private) | |
| LSTI SAS | FRANCE | Service Provider | Micro-Enterprise |
| Marben Products | FRANCE | Other | Small & Medium Enterprise |
| Meta Platforms, Inc - FR | FRANCE | Manufacturer | |
| MICROCHIP TECHNOLOGY SARL | FRANCE | Service Provider | |
| MINISTERE DE L'INTERIEUR | FRANCE | Other Governmental Body | |
| Ministère Economie et Finances | FRANCE | Administration | |
| Mitsubishi Electric RCE | FRANCE | Manufacturer | |
| Motorola Mobility France S.A.S | FRANCE | Manufacturer | |
| MVG Industries | FRANCE | Manufacturer | |
| Nokia France | FRANCE | Manufacturer | |
| Obvios | FRANCE | Manufacturer | Small & Medium Enterprise |
| Orange | FRANCE | Network Operator | |
| PFA | FRANCE | Manufacturer | (Trade) Association |
| Qualcomm France | FRANCE | Manufacturer | |
| RATP | FRANCE | Other Governmental Body | |
| Red Alert Labs | FRANCE | Consultancy Company/Partnership | Micro-Enterprise |
| Renault SAS | FRANCE | User | |
| SAFRAN DATA SYSTEMS | FRANCE | Manufacturer | |
| Sagemcom Broadband SAS | FRANCE | Manufacturer | |
| Samsung Electronics France SA | FRANCE | Manufacturer | |
| Schneider Electric Industries | FRANCE | Manufacturer | |
| SECURITE COMMUNICATIONS | FRANCE | Manufacturer | |
| Sequans Communications | FRANCE | Manufacturer | Small & Medium Enterprise |
| SGDSN | FRANCE | Other Governmental Body | |
| SNCF RESEAU | FRANCE | Other Governmental Body | |
| Somfy Activités SA | FRANCE | Manufacturer | |
| SPECTRONITE | FRANCE | Manufacturer | Micro-Enterprise |
| Stellantis | FRANCE | Manufacturer | |
| StreamWide | FRANCE | Manufacturer | Small & Medium Enterprise |
| TDF | FRANCE | Network Operator | |
| Telerad | FRANCE | Manufacturer | Small & Medium Enterprise |
| TEXAS Instruments | FRANCE | Manufacturer | |
| THALES | FRANCE | Manufacturer | |
| Ubiik | FRANCE | Service Provider | Small & Medium Enterprise |
| Union Inter. Chemins de Fer | FRANCE | User | Not-for-profit User Association (end consumer) |
| Verizon France | FRANCE | Network Operator | |
| Xiaomi Technology France | FRANCE | Manufacturer | |
| ZTE FRANCE SASU | FRANCE | Manufacturer | |
| 2pi-Labs GmbH | GERMANY | Manufacturer | Micro-Enterprise |
| 450connect GmbH | GERMANY | Network Operator | |
| 7LAYERS GmbH | GERMANY | Consultancy Company/Partnership | |
| Accenture | GERMANY | Consultancy Company/Partnership | |
| aconnic | GERMANY | Manufacturer | |
| adare GmbH | GERMANY | Consultancy Company/Partnership | Micro-Enterprise |
| AFUSOFT | GERMANY | Manufacturer | Micro-Enterprise |
| AMK WFB | GERMANY | Other Governmental Body | |
| ANGA e.V | GERMANY | Service Provider | (Trade) Association |
| Apple GmbH | GERMANY | Manufacturer | |
| APWPT | GERMANY | User | Not-for-profit User Association (end consumer) |
| ARGE | GERMANY | Manufacturer | (Trade) Association |
| AST SpaceMobile | GERMANY | Network Operator | |
| ATIS Systems GmbH | GERMANY | Manufacturer | |
| Audi | GERMANY | Manufacturer | |
| AUMOVIO | GERMANY | Manufacturer | |
| Balluff GmbH | GERMANY | Manufacturer | |
| Barkhausen Institut | GERMANY | Research Body (Public) | |
| Bayerisches Landeskriminalamt | GERMANY | Other Governmental Body | |
| BDBOS | GERMANY | Other Governmental Body | |
| BfV | GERMANY | Other Governmental Body | |
| BIOTRONIK SE & Co. KG | GERMANY | Manufacturer | |
| BKA | GERMANY | Other Governmental Body | |
| BMW AG | GERMANY | Manufacturer | |
| BMWE | GERMANY | Administration | |
| Brose Fahrzeugteile | GERMANY | Manufacturer | |
| BSI (DE) | GERMANY | Other Governmental Body | |
| Bundesdruckerei GmbH | GERMANY | Other Governmental Body | |
| cetecom advanced GmbH | GERMANY | Service Provider | |
| Comprion GmbH | GERMANY | Manufacturer | Small & Medium Enterprise |
| DENSO AUTOMOTIVE | GERMANY | User | |
| Deutsche Bahn AG | GERMANY | User | |
| Deutsche Telekom AG | GERMANY | Network Operator | |
| DFKI | GERMANY | Research Body (Public) | |
| DiaLOGIKa GmbH | GERMANY | Manufacturer | Small & Medium Enterprise |
| Diehl Metering GmbH | GERMANY | Manufacturer | |
| DKE | GERMANY | National Standards Organizations | (Trade) Association |
| DLR | GERMANY | Research Body (Public) | |
| DOCOMO Communications Lab. | GERMANY | Research Body (Private) | |
| Dolby Germany GmbH | GERMANY | Manufacturer | |
| Endress+Hauser SE+Co.KG | GERMANY | Manufacturer | |
| Ericsson GmbH, Eurolab | GERMANY | Manufacturer | |
| European Patent Organisation | GERMANY | User | Not-for-profit User Association (end consumer) |
| FAU | GERMANY | University | |
| FEIG ELECTRONIC GmbH | GERMANY | Manufacturer | |
| FIWARE Foundation | GERMANY | Other | (Trade) Association |
| Fraunhofer | GERMANY | Research Body (Public) | |
| Fraunhofer FHR | GERMANY | Research Body (Public) | |
| Fraunhofer FOKUS | GERMANY | Research Body (Public) | |
| Fraunhofer HHI | GERMANY | Research Body (Public) | |
| Fraunhofer IIS | GERMANY | Research Body (Public) | |
| Fraunhofer IKS | GERMANY | Research Body (Public) | |
| Fraunhofer IVI | GERMANY | Research Body (Public) | |
| Fraunhofer SIT | GERMANY | Research Body (Public) | |
| FRITZ! | GERMANY | Manufacturer | |
| Funkwerk Systems GmbH | GERMANY | Manufacturer | |
| G Data CyberDefense AG | GERMANY | Manufacturer | |
| G+D MS | GERMANY | Manufacturer | |
| Gigaset Technologies | GERMANY | Manufacturer | |
| Governikus GmbH & Co. KG | GERMANY | Service Provider | Small & Medium Enterprise |
| Harman GmbH | GERMANY | Manufacturer | |
| HEAD acoustics GmbH | GERMANY | Manufacturer | |
| Hella | GERMANY | Manufacturer | |
| Hillebrand GmbH | GERMANY | Consultancy Company/Partnership | Micro-Enterprise |
| HTW Dresden | GERMANY | University | |
| HTW Saarland | GERMANY | University | |
| HUAWEI TECH. GmbH | GERMANY | Manufacturer | |
| Hyundai Motor Europe | GERMANY | Manufacturer | |
| IAV GmbH | GERMANY | User | |
| IBM Europe | GERMANY | Manufacturer | |
| IDnow | GERMANY | Service Provider | Small & Medium Enterprise |
| INFINEON TECHNOLOGIES | GERMANY | Manufacturer | |
| Insta Elektro GmbH | GERMANY | Manufacturer | |
| Institut für Informatik | GERMANY | University | |
| Intel Deutschland GmbH | GERMANY | Manufacturer | |
| IOTECC GmbH | GERMANY | Consultancy Company/Partnership | Micro-Enterprise |
| IPCom GmbH & Co.KG | GERMANY | Research Body (Private) | |
| IPlytics | GERMANY | Consultancy Company/Partnership | Small & Medium Enterprise |
| ISAD e.V | GERMANY | User | Not-for-profit User Association (end consumer) |
| ista | GERMANY | Manufacturer | |
| JK Consulting and Projects | GERMANY | Consultancy Company/Partnership | Micro-Enterprise |
| John Deere GmbH & Co. KG | GERMANY | Manufacturer | |
| JSI GmbH | GERMANY | Manufacturer | |
| KEEQuant | GERMANY | Manufacturer | Micro-Enterprise |
| Kepler | GERMANY | Network Operator | Small & Medium Enterprise |
| KROHNE Messtechnik GmbH | GERMANY | Manufacturer | |
| LG Electronics Deutschland | GERMANY | Manufacturer | |
| LKA Niedersachsen | GERMANY | Other Governmental Body | |
| LKA NRW | GERMANY | Other Governmental Body | |
| LMS | GERMANY | Manufacturer | Micro-Enterprise |
| LUH-IKT | GERMANY | University | |
| Marquardt GmbH | GERMANY | Observer | |
| MediaTek Germany GmbH | GERMANY | Manufacturer | |
| Mercedes-Benz AG | GERMANY | Manufacturer | |
| Motorola Mobility Germany GmbH | GERMANY | Manufacturer | |
| Motorola Solutions Germany | GERMANY | Manufacturer | |
| Mozilla | GERMANY | Service Provider | |
| NET CHECK GmbH | GERMANY | Service Provider | Small & Medium Enterprise |
| Nexburg | GERMANY | Manufacturer | |
| Nimbus Technologieberatung | GERMANY | Consultancy Company/Partnership | Micro-Enterprise |
| Nokia Germany | GERMANY | Manufacturer | |
| Ostfalia HAW | GERMANY | University | |
| OTT Hydromet GmbH | GERMANY | Manufacturer | |
| PANASONIC R&D Center Germany | GERMANY | Manufacturer | |
| PDF Association | GERMANY | User | Not-for-profit User Association (end consumer) |
| Phoenix Contact GmbH & Co. KG | GERMANY | Manufacturer | |
| Phoenix Testlab GmbH | GERMANY | Service Provider | Small & Medium Enterprise |
| PNO | GERMANY | Other | (Trade) Association |
| PreHCM Services GmbH | GERMANY | Other | Small & Medium Enterprise |
| Qualcomm Germany | GERMANY | Manufacturer | |
| RADIODATA GmbH | GERMANY | Manufacturer | Small & Medium Enterprise |
| Radix Security GmbH | GERMANY | Other | Micro-Enterprise |
| Renesas Electronics Europe | GERMANY | Manufacturer | |
| Rivada Space Networks GmbH | GERMANY | Network Operator | Small & Medium Enterprise |
| ROBERT BOSCH GmbH | GERMANY | Manufacturer | |
| ROHDE & SCHWARZ | GERMANY | Manufacturer | |
| RPTU | GERMANY | University | |
| RWTH Aachen (ika) | GERMANY | University | |
| Samsung Electronics GmbH | GERMANY | Manufacturer | |
| Sennheiser electronic SE | GERMANY | Manufacturer | |
| SHURE Europe GmbH | GERMANY | Manufacturer | |
| SICK AG | GERMANY | Manufacturer | |
| Siemens AG | GERMANY | Manufacturer | |
| SIKORA GmbH | GERMANY | Manufacturer | Small & Medium Enterprise |
| SPRIND | GERMANY | Other Governmental Body | |
| STIHL | GERMANY | Manufacturer | |
| SWR | GERMANY | Other | |
| sysmocom | GERMANY | Manufacturer | Micro-Enterprise |
| Techem Energy Services GmbH | GERMANY | Manufacturer | |
| Telefonica Germany GmbH | GERMANY | Network Operator | |
| Telekom Deutschland GmbH | GERMANY | Network Operator | |
| TeleTrusT | GERMANY | User | Not-for-profit User Association (end consumer) |
| Triorail | GERMANY | Manufacturer | Small & Medium Enterprise |
| TU Braunschweig IST.hub | GERMANY | University | |
| UniBw M | GERMANY | University | |
| Universität Ulm | GERMANY | University | |
| Valeo | GERMANY | Manufacturer | |
| VEGA Grieshaber KG | GERMANY | Manufacturer | |
| VIVO TECH GmbH | GERMANY | Manufacturer | |
| Vodafone GmbH | GERMANY | Network Operator | |
| Voipfuture | GERMANY | Manufacturer | Small & Medium Enterprise |
| Volkswagen AG | GERMANY | User | |
| Xiaomi Technology Germany GmbH | GERMANY | Manufacturer | |
| Yunex Traffic | GERMANY | Manufacturer | |
| ZITiS | GERMANY | Other Governmental Body | |
| Zollkriminalamt (ZKA) | GERMANY | Other Governmental Body | |
| ZTE Deutschland | GERMANY | Manufacturer | |
| ZVEI | GERMANY | Other | (Trade) Association |
| CERTH | GREECE | Other Governmental Body | |
| FOGUS | GREECE | Service Provider | Small & Medium Enterprise |
| GUnet | GREECE | Research Body (Public) | |
| Industrial System Institute | GREECE | Research Body (Public) | |
| Intracom Telecom | GREECE | Manufacturer | |
| Ministry of Digital Governance | GREECE | Administration | |
| NCSR Demokritos | GREECE | Research Body (Public) | |
| OTE S.A | GREECE | Network Operator | |
| UNIPI | GREECE | University | |
| UPATRAS | GREECE | University | |
| WINGS | GREECE | Other | Small & Medium Enterprise |
| Commsignia Kft. | HUNGARY | Manufacturer | Small & Medium Enterprise |
| Ericsson Hungary Ltd | HUNGARY | Manufacturer | |
| Microsec Ltd | HUNGARY | Service Provider | Small & Medium Enterprise |
| Ministry of Energy | HUNGARY | Administration | |
| NMHH | HUNGARY | Other Governmental Body | |
| Nokia Hungary | HUNGARY | Manufacturer | |
| Silicon Laboratories | HUNGARY | Manufacturer | |
| SSNS | HUNGARY | Other Governmental Body | |
| Post- and Telecom Admin. | ICELAND | Administration | |
| C-DOT | INDIA | Research Body (Public) | |
| Consort Digital | INDIA | Manufacturer | Small & Medium Enterprise |
| Motorola Mobility India Ltd | INDIA | Manufacturer | |
| Adobe Systems | IRELAND | Other | |
| Amdocs Software Systems Ltd | IRELAND | Service Provider | |
| Apple Distribution Intl Ltd | IRELAND | Manufacturer | |
| CONNECT Centre | IRELAND | University | |
| DCCS | IRELAND | Administration | |
| DigiCert | IRELAND | Service Provider | |
| DTS Licensing Limited | IRELAND | Other | |
| Google Ireland Limited | IRELAND | Manufacturer | |
| Intel Ireland | IRELAND | Manufacturer | |
| iTrust | IRELAND | Consultancy Company/Partnership | Micro-Enterprise |
| JRC Dublin | IRELAND | Consultancy Company/Partnership | Micro-Enterprise |
| L.M. Ericsson Limited | IRELAND | Manufacturer | |
| Meta Ireland | IRELAND | Service Provider | |
| Microsoft Ireland | IRELAND | Manufacturer | |
| NSAI | IRELAND | Other Governmental Body | |
| Qualcomm Technologies Ireland | IRELAND | Manufacturer | |
| Red Hat Limited | IRELAND | Manufacturer | |
| ST Engineering iDirect | IRELAND | Manufacturer | |
| University College Dublin | IRELAND | University | |
| Vodafone Ireland Plc | IRELAND | Network Operator | |
| Xilinx Ireland | IRELAND | Manufacturer | |
| Allot Ltd | ISRAEL | Manufacturer | |
| Amimon Ltd | ISRAEL | Manufacturer | Small & Medium Enterprise |
| Cognyte | ISRAEL | Manufacturer | |
| Elbit Systems | ISRAEL | Other | |
| Gilat | ISRAEL | Manufacturer | |
| GM - ATCI | ISRAEL | Manufacturer | |
| HEQA Security | ISRAEL | Manufacturer | Micro-Enterprise |
| Scanary | ISRAEL | Manufacturer | Micro-Enterprise |
| Softil Ltd | ISRAEL | Manufacturer | Small & Medium Enterprise |
| Wiliot Ltd. | ISRAEL | Other | Small & Medium Enterprise |
| ANITEC-ASSINFORM | ITALY | Manufacturer | Small & Medium Enterprise |
| AREA Spa | ITALY | Manufacturer | Small & Medium Enterprise |
| Aruba PEC | ITALY | Service Provider | |
| CEI | ITALY | National Standards Organizations | |
| CNIT | ITALY | Research Body (Public) | |
| DP | ITALY | Manufacturer | Small & Medium Enterprise |
| Ericsson Telecomunicazioni SpA | ITALY | Manufacturer | |
| Fastweb S.p.A. | ITALY | Network Operator | |
| FBK | ITALY | Research Body (Public) | |
| FiberCop | ITALY | Network Operator | |
| FONDAZIONE LINKS | ITALY | Research Body (Private) | Small & Medium Enterprise |
| Huawei Technologies Italia | ITALY | Manufacturer | |
| IDSGeo | ITALY | Manufacturer | |
| InfoCert s.p.a. | ITALY | Service Provider | |
| INRIM | ITALY | Research Body (Public) | |
| Intesi Group S.p.A. | ITALY | Service Provider | |
| IPS S.p.A | ITALY | Manufacturer | Small & Medium Enterprise |
| Leonardo SpA | ITALY | Manufacturer | |
| MIMIT | ITALY | Administration | |
| Namirial | ITALY | Service Provider | |
| Next G Cloud | ITALY | Service Provider | Micro-Enterprise |
| NTH S.R.L. | ITALY | Manufacturer | Micro-Enterprise |
| POLIMI | ITALY | University | |
| Polizia di Stato | ITALY | Other Governmental Body | |
| QUALCOMM Europe Inc. - Italy | ITALY | Manufacturer | |
| RCS S.p.A | ITALY | Manufacturer | Small & Medium Enterprise |
| RFI SpA | ITALY | User | |
| Sfera s.r.l. | ITALY | Service Provider | Micro-Enterprise |
| SIAE Microelettronica SpA | ITALY | Manufacturer | |
| TELECOM ITALIA S.p.A. | ITALY | Network Operator | |
| Telit Communications S.p.A. | ITALY | Manufacturer | |
| UNI | ITALY | National Standards Organizations | |
| UNIBO | ITALY | University | |
| Uninfo | ITALY | User | Not-for-profit User Association (end consumer) |
| Xiaomi Technology Italy srl | ITALY | Manufacturer | |
| ZTE Italia | ITALY | Manufacturer | |
| CNC | JAPAN | Consultancy Company/Partnership | Micro-Enterprise |
| Doshisha University | JAPAN | University | |
| Japan Patent Office | JAPAN | User | Not-for-profit User Association (end consumer) |
| JNSA | JAPAN | Other | |
| Keio University | JAPAN | University | |
| Kyoto University | JAPAN | University | |
| NEC Corporation | JAPAN | Manufacturer | |
| NICT | JAPAN | Research Body (Public) | |
| NTT corporation | JAPAN | Network Operator | |
| Scient Labs | JAPAN | Consultancy Company/Partnership | Micro-Enterprise |
| UTokyo | JAPAN | University | |
| TRC | JORDAN | Administration | |
| APSI | KOREA (REPUBLIC OF) | Manufacturer | Small & Medium Enterprise |
| ETRI | KOREA (REPUBLIC OF) | Research Body (Public) | |
| Eurofins KCTL | KOREA (REPUBLIC OF) | Service Provider | Small & Medium Enterprise |
| KETI | KOREA (REPUBLIC OF) | Research Body (Public) | |
| Sejong University | KOREA (REPUBLIC OF) | University | |
| SyncTechno Inc. | KOREA (REPUBLIC OF) | Research Body (Private) | Micro-Enterprise |
| ARKEP | KOSOVO | Other | |
| ElectronicCommunicationsOffice | LATVIA | Administration | |
| Regula | LATVIA | Service Provider | Small & Medium Enterprise |
| LCA | LESOTHO | Other Governmental Body | |
| HILTI AG | LIECHTENSTEIN | Manufacturer | |
| LASA | LITHUANIA | National Standards Organizations | |
| Amazon Web Services | LUXEMBOURG | Service Provider | |
| FBConsulting S.A.R.L. | LUXEMBOURG | Consultancy Company/Partnership | Micro-Enterprise |
| GIE ANEC | LUXEMBOURG | User | Not-for-profit User Association (end consumer) |
| IEE | LUXEMBOURG | Manufacturer | |
| ILNAS | LUXEMBOURG | Administration | |
| Luxtrust | LUXEMBOURG | Service Provider | Small & Medium Enterprise |
| Nowina Solutions | LUXEMBOURG | Consultancy Company/Partnership | Small & Medium Enterprise |
| OQTEC | LUXEMBOURG | Service Provider | Micro-Enterprise |
| POST Luxembourg | LUXEMBOURG | Network Operator | |
| SES S.A. | LUXEMBOURG | Network Operator | |
| Sisvel | LUXEMBOURG | Other | |
| SnT - University of Luxembourg | LUXEMBOURG | University | |
| CrabNebula Ltd. | MALTA | Other | Small & Medium Enterprise |
| Malta Communications Authority | MALTA | Administration | |
| MCCAA | MALTA | Other Governmental Body | |
| Merqury Cybersecurity Limited | MALTA | Other | Micro-Enterprise |
| Altan Redes S.A.P.I. de C.V. | MEXICO | Network Operator | |
| ISM | MOLDOVA, REPUBLIC OF | Observer | |
| EKIP | MONTENEGRO | Administration | |
| All Connected BV | NETHERLANDS | Manufacturer | Micro-Enterprise |
| Apple Benelux B.V. | NETHERLANDS | Manufacturer | |
| Cleverbase ID B.V. | NETHERLANDS | Manufacturer | Small & Medium Enterprise |
| Eindhoven University | NETHERLANDS | University | |
| EMUDHRA | NETHERLANDS | Service Provider | |
| ESA | NETHERLANDS | Service Provider | |
| Europol | NETHERLANDS | Other Governmental Body | |
| EVE Compliancy Solutions | NETHERLANDS | Manufacturer | Micro-Enterprise |
| Group 2000 | NETHERLANDS | Manufacturer | Small & Medium Enterprise |
| Honeywell Enraf BV | NETHERLANDS | Manufacturer | Small & Medium Enterprise |
| KPN N.V. | NETHERLANDS | Network Operator | |
| Logius | NETHERLANDS | Other Governmental Body | |
| MEDTRONIC BAKKEN RESEARCH BV | NETHERLANDS | Manufacturer | |
| MinEA | NETHERLANDS | Administration | |
| NCI Agency | NETHERLANDS | Other Governmental Body | |
| Nedap | NETHERLANDS | Manufacturer | |
| Netherlands Police | NETHERLANDS | Other Governmental Body | |
| NotarisID | NETHERLANDS | Other | Small & Medium Enterprise |
| NXP Semiconductors Netherlands | NETHERLANDS | Manufacturer | |
| Odido | NETHERLANDS | Network Operator | |
| one2many B.V. | NETHERLANDS | Manufacturer | |
| Palo Alto Networks | NETHERLANDS | Manufacturer | |
| Philips International B.V. | NETHERLANDS | Manufacturer | |
| PIDS | NETHERLANDS | Other Governmental Body | |
| ProRail | NETHERLANDS | Manufacturer | |
| Qorvo Utrecht B.V. | NETHERLANDS | Manufacturer | |
| Qualcomm Tech. Netherlands B.V | NETHERLANDS | Manufacturer | |
| RAIN Alliance | NETHERLANDS | Other | (Trade) Association |
| Reflection B.V. | NETHERLANDS | Service Provider | |
| Rohill | NETHERLANDS | Manufacturer | Small & Medium Enterprise |
| SGS Brightsight BV | NETHERLANDS | Service Provider | Small & Medium Enterprise |
| SpaceX | NETHERLANDS | Manufacturer | |
| TNO | NETHERLANDS | Research Body (Public) | |
| University of Twente | NETHERLANDS | University | |
| Verizon Netherlands | NETHERLANDS | Network Operator | |
| Vulnir | NETHERLANDS | Consultancy Company/Partnership | Micro-Enterprise |
| Xiaomi Technology Netherlands | NETHERLANDS | Manufacturer | |
| Yokogawa Europe B.V. | NETHERLANDS | Manufacturer | |
| BankID BankAxept | NORWAY | Other | Small & Medium Enterprise |
| Ceragon Networks AS | NORWAY | Manufacturer | |
| JOTRON a.s. | NORWAY | Manufacturer | |
| NCIS | NORWAY | Other Governmental Body | |
| Nkom | NORWAY | Administration | |
| Nordic Semiconductor ASA | NORWAY | Manufacturer | |
| Q-Free ASA | NORWAY | Manufacturer | |
| Signicat AS | NORWAY | Service Provider | |
| TELENOR ASA | NORWAY | Network Operator | |
| Creotech Instruments S.A. | POLAND | Manufacturer | Small & Medium Enterprise |
| LG Electronics Polska | POLAND | Manufacturer | |
| NASK | POLAND | Research Body (Public) | |
| National Institute of Telecom. | POLAND | Research Body (Public) | |
| Nokia Poland | POLAND | Manufacturer | |
| Obserwatorium.biz | POLAND | Consultancy Company/Partnership | Micro-Enterprise |
| Samsung Electronics Polska | POLAND | Manufacturer | |
| Systemics PAB Sp. z.o.o. | POLAND | Service Provider | Small & Medium Enterprise |
| T-Mobile Polska S.A. | POLAND | Network Operator | |
| UKE | POLAND | Other Governmental Body | |
| Xiaomi Technology (Polska) sp. | POLAND | Manufacturer | |
| AI - AESTAS INSIGNIS | PORTUGAL | Consultancy Company/Partnership | Micro-Enterprise |
| ANACOM | PORTUGAL | Administration | |
| Connected | PORTUGAL | Network Operator | Micro-Enterprise |
| Devise Futures | PORTUGAL | Consultancy Company/Partnership | Micro-Enterprise |
| INESC TEC | PORTUGAL | Research Body (Public) | |
| Instituto de Telecomunicacoes | PORTUGAL | Research Body (Public) | |
| MEO | PORTUGAL | Network Operator | |
| Agency for Electronic Comm. | REPUBLIC OF NORTH MACEDONIA | Administration | |
| certSIGN | ROMANIA | Research Body (Private) | |
| Orange Romania | ROMANIA | Network Operator | |
| POLITEHNICA Bucharest | ROMANIA | University | |
| Trans Sped S.A. | ROMANIA | Service Provider | Small & Medium Enterprise |
| Vodafone Romania S.A. | ROMANIA | Network Operator | |
| RATEL | SERBIA | Administration | |
| ASTRUM MOBILE PTE. LTD. | SINGAPORE | Network Operator | Small & Medium Enterprise |
| CSA | SINGAPORE | Other Governmental Body | |
| IMDA | SINGAPORE | Other Governmental Body | |
| NUS | SINGAPORE | University | |
| SUTD | SINGAPORE | University | |
| Ministry of Transport SR | SLOVAK REPUBLIC | Administration | |
| Sintesio, Foundation | SLOVENIA | Other | Micro-Enterprise |
| SIST | SLOVENIA | Administration | |
| OIC | SOUTH AFRICA | Other Governmental Body | |
| Openserve (Pty) Ltd | SOUTH AFRICA | Observer | |
| SABS | SOUTH AFRICA | Other Governmental Body | |
| AER | SPAIN | User | Not-for-profit User Association (end consumer) |
| Applus+ Laboratories | SPAIN | Service Provider | |
| BARADINE | SPAIN | Service Provider | |
| Certicar S.L. | SPAIN | Other | Micro-Enterprise |
| CESTEL | SPAIN | Consultancy Company/Partnership | Small & Medium Enterprise |
| CTAG | SPAIN | Other | (Trade) Association |
| CTTC | SPAIN | Research Body (Public) | |
| DAC-SSR-UPC | SPAIN | University | |
| DARS TELECOM S.L. | SPAIN | Service Provider | Small & Medium Enterprise |
| DEKRA | SPAIN | Consultancy Company/Partnership | |
| Digitel TS | SPAIN | Service Provider | |
| EMITE | SPAIN | Other | Small & Medium Enterprise |
| Entrust EU | SPAIN | Manufacturer | |
| Ericsson España S.A. | SPAIN | Manufacturer | |
| Fundacio i2CAT | SPAIN | Research Body (Public) | |
| FUNDACION VICOMTECH | SPAIN | Research Body (Public) | |
| GMV | SPAIN | Consultancy Company/Partnership | |
| HI2 | SPAIN | Consultancy Company/Partnership | Micro-Enterprise |
| HISPASAT SA | SPAIN | Network Operator | |
| IMDEA Networks | SPAIN | Research Body (Public) | |
| Logalty | SPAIN | Service Provider | Small & Medium Enterprise |
| LuxQuanta | SPAIN | Manufacturer | Small & Medium Enterprise |
| MaxLinear | SPAIN | Manufacturer | |
| Ministry for Digital - Spain | SPAIN | Administration | |
| Motorola Mobility España SA | SPAIN | Manufacturer | |
| NEMERGENT | SPAIN | Manufacturer | Small & Medium Enterprise |
| QUALCOMM Europe Inc. - Spain | SPAIN | Manufacturer | |
| Samsung Electronics Iberia SA | SPAIN | Manufacturer | |
| Sateliot | SPAIN | Network Operator | Small & Medium Enterprise |
| Sectigo | SPAIN | Service Provider | Small & Medium Enterprise |
| TELEFONICA S.A. | SPAIN | Network Operator | |
| Teltronic | SPAIN | Manufacturer | |
| UC | SPAIN | University | |
| UC3M | SPAIN | University | |
| UMA | SPAIN | University | |
| UMH de Elche | SPAIN | University | |
| UNE | SPAIN | National Standards Organizations | |
| Universidad Politecnica Madrid | SPAIN | University | |
| University of Murcia | SPAIN | University | |
| UPV/EHU | SPAIN | University | |
| VALID SOLUCIONES TECNOLÓGICAS | SPAIN | Manufacturer | |
| Validated ID | SPAIN | Service Provider | Small & Medium Enterprise |
| VERIDAS | SPAIN | Service Provider | |
| Verizon Spain | SPAIN | Network Operator | |
| VIVO MOBILE COMMUNICATION IBER | SPAIN | Manufacturer | |
| Wireless Partners S.L.L. | SPAIN | Consultancy Company/Partnership | Micro-Enterprise |
| Xiaomi Technology Spain S.L | SPAIN | Manufacturer | |
| Abbott | SWEDEN | Manufacturer | |
| Acconeer AB | SWEDEN | Manufacturer | Small & Medium Enterprise |
| ADVENICA AB | SWEDEN | Manufacturer | Small & Medium Enterprise |
| BeammWave AB | SWEDEN | Manufacturer | Small & Medium Enterprise |
| BK Services | SWEDEN | Consultancy Company/Partnership | Micro-Enterprise |
| Blekinge Tekniska Högskola | SWEDEN | University | |
| Bluetest AB | SWEDEN | Other | Micro-Enterprise |
| Bolagsverket | SWEDEN | Other Governmental Body | |
| CHALMERS | SWEDEN | University | |
| DIGG | SWEDEN | Other Governmental Body | |
| Dolby Sweden AB | SWEDEN | Manufacturer | |
| Ericsson LM | SWEDEN | Manufacturer | |
| Halmstad University | SWEDEN | University | |
| Huawei Technologies Sweden AB | SWEDEN | Research Body (Private) | |
| Husqvarna AB | SWEDEN | Manufacturer | |
| Intel Sweden AB | SWEDEN | Manufacturer | |
| ITS | SWEDEN | National Standards Organizations | Micro-Enterprise |
| MediaTek Sweden AB | SWEDEN | Manufacturer | |
| MSB | SWEDEN | Other Governmental Body | |
| NDRE | SWEDEN | Other Governmental Body | |
| NET INSIGHT AB | SWEDEN | Manufacturer | Small & Medium Enterprise |
| Polisen | SWEDEN | Other Governmental Body | |
| PTS | SWEDEN | Administration | |
| Qualcomm Sweden | SWEDEN | Manufacturer | |
| RISE | SWEDEN | Research Body (Public) | |
| Samsung Electronics Nordic AB | SWEDEN | Manufacturer | |
| Scania CV AB | SWEDEN | Manufacturer | |
| Sectra Communications AB | SWEDEN | Manufacturer | Small & Medium Enterprise |
| Security Service | SWEDEN | Other Governmental Body | |
| SOS Alarm | SWEDEN | Other Governmental Body | |
| Sovos | SWEDEN | Service Provider | |
| Stiftelsen Funka | SWEDEN | User | Not-for-profit User Association (end consumer) |
| SUNET | SWEDEN | Other Governmental Body | |
| Telia Company AB | SWEDEN | Network Operator | |
| Trafikverket | SWEDEN | Other Governmental Body | |
| Verizon Sweden | SWEDEN | Network Operator | |
| Volvo Car Corporation | SWEDEN | Manufacturer | |
| Volvo Technology Corporation | SWEDEN | Manufacturer | |
| Apple Switzerland AG | SWITZERLAND | Manufacturer | |
| asut | SWITZERLAND | National Standards Organizations | Micro-Enterprise |
| CSEM | SWITZERLAND | Research Body (Public) | |
| DECT Forum | SWITZERLAND | Other | (Trade) Association |
| EBU | SWITZERLAND | User | Not-for-profit User Association (end consumer) |
| Embotech AG | SWITZERLAND | Service Provider | Small & Medium Enterprise |
| ErvoCom | SWITZERLAND | Manufacturer | Small & Medium Enterprise |
| FELIS | SWITZERLAND | User | Not-for-profit User Association (end consumer) |
| GLEIF | SWITZERLAND | Other | (Trade) Association |
| HbbTV | SWITZERLAND | Other | (Trade) Association |
| ID Quantique | SWITZERLAND | Manufacturer | Small & Medium Enterprise |
| International Amateur Radio | SWITZERLAND | User | Not-for-profit User Association (end consumer) |
| Ofcom (CH) | SWITZERLAND | Administration | |
| Privado ID | SWITZERLAND | Other | Small & Medium Enterprise |
| Product Security Guru | SWITZERLAND | Consultancy Company/Partnership | Micro-Enterprise |
| Schindler | SWITZERLAND | Manufacturer | |
| Semtech Neuchatel SA | SWITZERLAND | Manufacturer | |
| Sonova Communications AG | SWITZERLAND | Manufacturer | |
| STMicroelectronics | SWITZERLAND | Manufacturer | |
| Swiss Federal Railways Ltd | SWITZERLAND | User | (Trade) Association |
| SWISSCOM | SWITZERLAND | Network Operator | |
| Swissphone Wireless AG | SWITZERLAND | Manufacturer | Small & Medium Enterprise |
| Verizon Switzerland AG | SWITZERLAND | Network Operator | |
| WiTricity | SWITZERLAND | Manufacturer | Small & Medium Enterprise |
| Acer Incorporated | TAIWAN, PROVINCE OF CHINA | Manufacturer | |
| Bureau Veritas ADT | TAIWAN, PROVINCE OF CHINA | Service Provider | |
| CCU | TAIWAN, PROVINCE OF CHINA | University | |
| CHTTL | TAIWAN, PROVINCE OF CHINA | Service Provider | |
| III | TAIWAN, PROVINCE OF CHINA | Research Body (Public) | |
| ISSDU | TAIWAN, PROVINCE OF CHINA | Consultancy Company/Partnership | |
| ITRI | TAIWAN, PROVINCE OF CHINA | Research Body (Public) | |
| MediaTek Inc. | TAIWAN, PROVINCE OF CHINA | Manufacturer | |
| NTPU | TAIWAN, PROVINCE OF CHINA | University | |
| NTU | TAIWAN, PROVINCE OF CHINA | University | |
| NYCU | TAIWAN, PROVINCE OF CHINA | University | |
| Sporton International Inc | TAIWAN, PROVINCE OF CHINA | Service Provider | Small & Medium Enterprise |
| Tron Future Tech Inc. | TAIWAN, PROVINCE OF CHINA | Other | Small & Medium Enterprise |
| ASELSAN | TÜRKIYE | Manufacturer | |
| BTK | TÜRKIYE | Observer | |
| IMU | TÜRKIYE | University | |
| Plan-S | TÜRKIYE | Service Provider | Small & Medium Enterprise |
| Tubitak Uekae | TÜRKIYE | Research Body (Public) | |
| Turk Telekomunikasyon A.S. | TÜRKIYE | Network Operator | |
| TURKCELL | TÜRKIYE | Network Operator | |
| Vestel | TÜRKIYE | Manufacturer | |
| Vodafone Telekomünikasyon A.S. | TÜRKIYE | Manufacturer | |
| CGL | UGANDA | Service Provider | Micro-Enterprise |
| ISEE SSU | UKRAINE | Research Body (Public) | |
| DF Systems | UNITED ARAB EMIRATES | Other | Small & Medium Enterprise |
| Khalifa University | UNITED ARAB EMIRATES | University | |
| THURAYA TELECOM CO. | UNITED ARAB EMIRATES | Network Operator | |
| TII | UNITED ARAB EMIRATES | Research Body (Public) | |
| X Flow Software Technology LLC | UNITED ARAB EMIRATES | Research Body (Private) | Small & Medium Enterprise |
| 6GIC | UNITED KINGDOM | University | |
| A.S.P. | UNITED KINGDOM | User | Not-for-profit User Association (end consumer) |
| Aalyria | UNITED KINGDOM | Service Provider | Small & Medium Enterprise |
| AccelerComm Ltd | UNITED KINGDOM | Consultancy Company/Partnership | Small & Medium Enterprise |
| AeroMobile Communications Ltd | UNITED KINGDOM | Network Operator | |
| Analytek Limited | UNITED KINGDOM | Manufacturer | Micro-Enterprise |
| Anritsu EMEA Ltd | UNITED KINGDOM | Manufacturer | |
| Apple (UK) Limited | UNITED KINGDOM | Manufacturer | |
| ARTICLE19 | UNITED KINGDOM | User | Not-for-profit User Association (end consumer) |
| Aviat Networks | UNITED KINGDOM | Manufacturer | |
| BAE Systems AI Ltd | UNITED KINGDOM | Manufacturer | |
| BBC | UNITED KINGDOM | Other | |
| Bishop Communications Ltd | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| BlackBerry UK Limited | UNITED KINGDOM | Manufacturer | |
| Broadcom (EU) | UNITED KINGDOM | Manufacturer | |
| BSI | UNITED KINGDOM | National Standards Organizations | |
| BT plc | UNITED KINGDOM | Network Operator | |
| Cadzow Communications | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| Cambium Networks Limited | UNITED KINGDOM | Manufacturer | |
| CAMBRIDGE CONSULTANTS LTD | UNITED KINGDOM | Consultancy Company/Partnership | |
| Canonical Group Limited | UNITED KINGDOM | Manufacturer | |
| Catapult | UNITED KINGDOM | Research Body (Public) | |
| CCww | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| CKH IOD UK LIMITED | UNITED KINGDOM | Network Operator | |
| CML Microcircuits | UNITED KINGDOM | Manufacturer | Small & Medium Enterprise |
| DIGITAL CATAPULT | UNITED KINGDOM | Research Body (Public) | |
| Digital TV Group | UNITED KINGDOM | User | (Trade) Association |
| DocuSign | UNITED KINGDOM | Service Provider | |
| Dolby Laboratories Inc. | UNITED KINGDOM | Manufacturer | |
| Dr Ray Forbes Ltd | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| DSIT | UNITED KINGDOM | Administration | |
| EA Consult Services Ltd | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| EchoStar | UNITED KINGDOM | Network Operator | |
| EIP | UNITED KINGDOM | Consultancy Company/Partnership | Small & Medium Enterprise |
| Element Materials Technology | UNITED KINGDOM | Service Provider | |
| Emerson Process Mgt Limited | UNITED KINGDOM | Manufacturer | |
| Ericsson Limited | UNITED KINGDOM | Manufacturer | |
| Etherstack Wireless Limited | UNITED KINGDOM | Manufacturer | Small & Medium Enterprise |
| European GPR Association | UNITED KINGDOM | Other | Micro-Enterprise |
| Federated Telecoms Hub | UNITED KINGDOM | University | |
| Great Circle Design | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| GSE | UNITED KINGDOM | Research Body (Private) | Micro-Enterprise |
| HOME OFFICE | UNITED KINGDOM | Other Governmental Body | |
| Huawei Tech.(UK) Co.. Ltd | UNITED KINGDOM | Manufacturer | |
| Huawei Technologies R&D UK | UNITED KINGDOM | Manufacturer | |
| ICS | UNITED KINGDOM | University | |
| Imperial College London | UNITED KINGDOM | University | |
| Impinj | UNITED KINGDOM | Manufacturer | |
| Inmarsat | UNITED KINGDOM | Network Operator | |
| Intel Corporation (UK) Ltd | UNITED KINGDOM | Manufacturer | |
| InterDigital, Europe, Ltd. | UNITED KINGDOM | Manufacturer | |
| Intertek | UNITED KINGDOM | Service Provider | |
| iProov | UNITED KINGDOM | Other | Small & Medium Enterprise |
| Keysight Technologies UK Ltd | UNITED KINGDOM | Manufacturer | |
| King's College London (KCL) | UNITED KINGDOM | University | |
| LG Electronics UK | UNITED KINGDOM | Manufacturer | |
| Low Power Radio Association | UNITED KINGDOM | Service Provider | Micro-Enterprise |
| Maketh Secure Limited | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| Marine Rescue Technologies ltd | UNITED KINGDOM | Manufacturer | Small & Medium Enterprise |
| MARITIME AND COASTGUARD AGENCY | UNITED KINGDOM | Other Governmental Body | |
| MediaTek UK | UNITED KINGDOM | Manufacturer | |
| Meta Platforms, Inc - UK | UNITED KINGDOM | Manufacturer | |
| Motorola Mobility UK Ltd. | UNITED KINGDOM | Manufacturer | |
| Motorola Solutions UK Ltd. | UNITED KINGDOM | Manufacturer | |
| National Technical Assistance | UNITED KINGDOM | Other Governmental Body | |
| NATS | UNITED KINGDOM | Service Provider | |
| NCSC | UNITED KINGDOM | Other Governmental Body | |
| NEC Europe Ltd | UNITED KINGDOM | Manufacturer | |
| NEC Telecom MODUS Ltd. | UNITED KINGDOM | Manufacturer | |
| Network Rail | UNITED KINGDOM | Other Governmental Body | |
| Nokia UK | UNITED KINGDOM | Manufacturer | |
| NOVAMINT | UNITED KINGDOM | Other | Micro-Enterprise |
| NPL | UNITED KINGDOM | Other Governmental Body | |
| Ocean Signal Limited | UNITED KINGDOM | Manufacturer | |
| Ofcom (U.K.) | UNITED KINGDOM | Other Governmental Body | |
| Onfido Ltd | UNITED KINGDOM | Service Provider | |
| Orange UK | UNITED KINGDOM | Network Operator | |
| PA Consulting Services Ltd | UNITED KINGDOM | Service Provider | |
| Pairpoint | UNITED KINGDOM | Network Operator | |
| PARK AIR SYSTEMS LIMITED | UNITED KINGDOM | Manufacturer | |
| PQShield | UNITED KINGDOM | Manufacturer | Small & Medium Enterprise |
| QipWorks | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| Qualcomm Technologies Int | UNITED KINGDOM | Manufacturer | |
| Queens University Belfast | UNITED KINGDOM | University | |
| Raymarine UK Limited | UNITED KINGDOM | Manufacturer | |
| REDCA | UNITED KINGDOM | User | Not-for-profit User Association (end consumer) |
| Royal Holloway | UNITED KINGDOM | University | |
| Samsung R&D Institute UK | UNITED KINGDOM | Manufacturer | |
| SandboxAQ | UNITED KINGDOM | Research Body (Private) | |
| Security &Standards Associates | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| Sensoriis | UNITED KINGDOM | Manufacturer | Micro-Enterprise |
| Sensus UK | UNITED KINGDOM | Manufacturer | |
| Sepura Ltd | UNITED KINGDOM | Manufacturer | |
| SGS Wireless | UNITED KINGDOM | Service Provider | |
| Simoco | UNITED KINGDOM | Manufacturer | Small & Medium Enterprise |
| Sony Europe Limited | UNITED KINGDOM | Manufacturer | |
| source.dev | UNITED KINGDOM | Manufacturer | Micro-Enterprise |
| Telesat International Limited | UNITED KINGDOM | Network Operator | |
| Tencastle Limited | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| Toshiba | UNITED KINGDOM | Service Provider | |
| TTP plc | UNITED KINGDOM | Consultancy Company/Partnership | |
| TUV SUD BABT | UNITED KINGDOM | Consultancy Company/Partnership | |
| Ubisense Ltd | UNITED KINGDOM | Manufacturer | Small & Medium Enterprise |
| UCL | UNITED KINGDOM | University | |
| UDUR | UNITED KINGDOM | University | |
| UK CAA | UNITED KINGDOM | Other Governmental Body | |
| UL VS Ltd | UNITED KINGDOM | Service Provider | |
| Ultra Radio Ltd | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| University of Bristol, SIL | UNITED KINGDOM | University | |
| University of Sheffield | UNITED KINGDOM | University | |
| University of York | UNITED KINGDOM | University | |
| Unumplus | UNITED KINGDOM | Service Provider | |
| UofG | UNITED KINGDOM | University | |
| Verizon UK Ltd | UNITED KINGDOM | Network Operator | |
| ViaSat Satellite Holdings Ltd | UNITED KINGDOM | Manufacturer | |
| VIAVI Solutions | UNITED KINGDOM | Manufacturer | |
| VODAFONE Group Plc | UNITED KINGDOM | Network Operator | |
| Wi-SUN Alliance | UNITED KINGDOM | Other | (Trade) Association |
| Xiaomi Technology UK Limited | UNITED KINGDOM | Manufacturer | |
| Yaesu Musen Co. Ltd. | UNITED KINGDOM | Manufacturer | |
| Zeata Security Ltd | UNITED KINGDOM | Consultancy Company/Partnership | Micro-Enterprise |
| Alfred Consulting | UNITED STATES | Observer | |
| Axyom.Core | UNITED STATES | Manufacturer | |
| Bandwidth | UNITED STATES | Service Provider | |
| Bluetooth SIG Inc. | UNITED STATES | Manufacturer | (Trade) Association |
| CableLabs | UNITED STATES | Research Body (Private) | Small & Medium Enterprise |
| Cadence Design Systems Inc. | UNITED STATES | Other | |
| CIS | UNITED STATES | User | Not-for-profit User Association (end consumer) |
| CSA-IOT | UNITED STATES | Other | (Trade) Association |
| DSR Corporation | UNITED STATES | Service Provider | Small & Medium Enterprise |
| Entirety LLC | UNITED STATES | Consultancy Company/Partnership | Micro-Enterprise |
| EstherTech | UNITED STATES | Consultancy Company/Partnership | Micro-Enterprise |
| Exacta Global Smart Solutions | UNITED STATES | Consultancy Company/Partnership | Micro-Enterprise |
| F5 | UNITED STATES | Service Provider | |
| FiRa Consortium | UNITED STATES | Manufacturer | (Trade) Association |
| Futurewei | UNITED STATES | Research Body (Private) | |
| GLOBALSTAR Inc. | UNITED STATES | Service Provider | |
| GPR | UNITED STATES | Manufacturer | Micro-Enterprise |
| GPSIA | UNITED STATES | Manufacturer | (Trade) Association |
| GTRC | UNITED STATES | University | |
| Hydeco | UNITED STATES | Manufacturer | Micro-Enterprise |
| Idaho National Laboratory | UNITED STATES | Research Body (Public) | |
| InterDigital, Inc. | UNITED STATES | Manufacturer | |
| Kymeta Corporation | UNITED STATES | Manufacturer | |
| Kythera Space Solutions | UNITED STATES | Manufacturer | Small & Medium Enterprise |
| Leidos SES Inc. | UNITED STATES | User | |
| Ligado Networks | UNITED STATES | Network Operator | Small & Medium Enterprise |
| MATRIXX Software | UNITED STATES | Manufacturer | Small & Medium Enterprise |
| Mavenir | UNITED STATES | Manufacturer | |
| MITRE Corporation | UNITED STATES | Research Body (Public) | |
| Motorola Mobility LLC | UNITED STATES | Manufacturer | |
| National Instruments Corp. | UNITED STATES | Manufacturer | |
| NENA | UNITED STATES | User | Not-for-profit User Association (end consumer) |
| Netscout Systems Inc. | UNITED STATES | Manufacturer | |
| Numeracle | UNITED STATES | Service Provider | Small & Medium Enterprise |
| Ookla | UNITED STATES | Service Provider | |
| Open Source Initiative | UNITED STATES | User | Not-for-profit User Association (end consumer) |
| Oracle Corporation | UNITED STATES | Service Provider | |
| OTD | UNITED STATES | Other Governmental Body | |
| Qorvo | UNITED STATES | Manufacturer | |
| RSD | UNITED STATES | Consultancy Company/Partnership | Micro-Enterprise |
| Saab Inc. | UNITED STATES | Manufacturer | |
| Skyworks Solutions Inc. | UNITED STATES | Other | |
| Spirent Communications | UNITED STATES | Manufacturer | |
| SS8 | UNITED STATES | Manufacturer | Small & Medium Enterprise |
| SYNA | UNITED STATES | Manufacturer | |
| TA | UNITED STATES | Consultancy Company/Partnership | Micro-Enterprise |
| TeraDAR, Inc | UNITED STATES | Manufacturer | Small & Medium Enterprise |
| Texas A&M University | UNITED STATES | University | |
| T-Mobile USA | UNITED STATES | Service Provider | |
| TOYOTA Info Technology Center | UNITED STATES | Research Body (Private) | |
| UWB Alliance | UNITED STATES | Other | (Trade) Association |
| Valid8 | UNITED STATES | Manufacturer | Small & Medium Enterprise |
| Wi-Fi Alliance | UNITED STATES | Other | Small & Medium Enterprise |
| WPC, Inc. | UNITED STATES | Manufacturer | (Trade) Association |
| XGN | UNITED STATES | Other | Micro-Enterprise |
| Zoom | UNITED STATES | Service Provider | |
| "UNICON.UZ" LLC | UZBEKISTAN | Research Body (Public) | |