| National Aeronautics and Space Administration | 269 |
| United States Air Force | 165 |
| Roscosmos State Corporation | 127 |
| Indian Space Research Organisation | 114 |
| European Space Agency | 78 |
| Russian Space Forces | 78 |
| Soviet space program | 69 |
| Jet Propulsion Laboratory | 55 |
| Intelsat | 54 |
| Eutelsat | 52 |
| National Oceanic and Atmospheric Administration | 50 |
| National Reconnaissance Office | 48 |
| Japan Aerospace Exploration Agency | 45 |
| China National Space Administration | 39 |
| European Union Agency for the Space Programme | 34 |
| SES S.A. | 31 |
| Goddard Space Flight Center | 28 |
| Space Test Program | 28 |
| National Space Development Agency | 23 |
| S.P. Korolev Rocket and Space Corporation Energia | 23 |
| Satellogic | 21 |
| United States Space Force | 20 |
| Capella Space | 19 |
| Environmental Science Services Administration | 19 |
| EUMETSAT | 19 |
| Ames Research Center | 18 |
| Varda Space Industries | 18 |
| CNES | 17 |
| European Space Operations Centre | 17 |
| Institute of Space and Astronautical Science | 17 |
| iQPS | 17 |
| Italian Space Agency | 17 |
| German Aerospace Center | 16 |
| Orbcomm | 16 |
| Russian Satellite Communications Company | 16 |
| Telesat | 16 |
| AST SpaceMobile | 15 |
| China Aerospace Science and Technology Corporation | 15 |
| Sirius XM Rad | 15 |
| Defense Advanced Research Projects Agency | 14 |
| Direction générale de l'Armement | 14 |
| Iridium Communications | 14 |
| United States Navy | 14 |
| Air Force Research Laboratory | 13 |
| Interkosmos | 13 |
| Russian Academy of Sciences | 12 |
| Umbra | 12 |
| Bundeswehr | 11 |
| Israel Defense Forces | 11 |
| Northrop Grumman Space Systems | 11 |
| SKY Perfect JSAT Holdings | 11 |
| Soviet Union | 11 |
| Taiwan Space Agency | 11 |
| Academy of Sciences of the USSR | 10 |
| Airbus DS Geo | 10 |
| Applied Physics Laboratory | 10 |
| Arab Satellite Communications Organization | 10 |
| Canadian Space Agency | 10 |
| Globalstar | 10 |
| PanAmSat | 10 |
| SpaceX | 10 |
| Türksat | 10 |
| Hispasat | 9 |
| Japan Meteorological Agency | 9 |
| Korea Aerospace Research Institute | 9 |
| NPO Lavochkin | 9 |
| Vantor | 9 |
| AsiaSat | 8 |
| Combat Forces Command | 8 |
| Gazprom Space Systems | 8 |
| Inmarsat | 8 |
| MIT Lincoln Laboratory | 8 |
| National Space Policy Secretariat | 8 |
| SES Americom | 8 |
| Telkom Indonesia | 8 |
| Algerian Space Agency | 7 |
| AMSAT | 7 |
| Chinese Academy of Sciences | 7 |
| DirecTV | 7 |
| Lockheed Martin Space | 7 |
| LusoSpace | 7 |
| Ministry of Defence | 7 |
| Ministry of Defense of the Russian Federation | 7 |
| Russian Aerospace Defence Forces | 7 |
| Southwest Research Institute | 7 |
| United States Army Corps of Engineers | 7 |
| University of Surrey | 7 |
| Agility Beyond Space | 6 |
| Comisión Nacional de Actividades Espaciales | 6 |
| European Space Security and Education Centre | 6 |
| hisdeSAT | 6 |
| Iranian Space Agency | 6 |
| Laboratory for Atmospheric and Space Physics | 6 |
| MEASAT Satellite Systems | 6 |
| Optus | 6 |
| Orbital ATK | 6 |
| Planet Labs | 6 |
| Science and Engineering Research Council | 6 |
| Space Norway | 6 |
| Spacecom | 6 |
| SpaceLogistics | 6 |
| United States Naval Research Laboratory | 6 |
| University of the Philippines Diliman | 6 |
| Viasat | 6 |
| Ballistic Missile Defense Organization | 5 |
| BlackBridge | 5 |
| GeoEye | 5 |
| German Space Agency | 5 |
| Gulf Space Technology | 5 |
| Instituto Nacional de Técnica Aeroespacial Esteban Terradas | 5 |
| Missile Defense Agency | 5 |
| National Aerospace Development Administration | 5 |
| PT Pasifik Satelit Nusantara | 5 |
| RapidEye AG | 5 |
| Sapienza University of Rome | 5 |
| SES World Skies | 5 |
| Space and Upper Atmosphere Research Commission | 5 |
| Space Systems Command | 5 |
| Technische Universität Berlin | 5 |
| The Aerospace Corporation | 5 |
| UTIAS Space Flight Laboratory | 5 |
| AAC Clyde Space | 4 |
| Astrium | 4 |
| AT&T Corporation | 4 |
| DMC International Imaging | 4 |
| ESA Centre for Earth Observation | 4 |
| European Space Research and Technology Centre | 4 |
| France Télécom | 4 |
| GAUSS Srl | 4 |
| Japan Civil Aviation Bureau | 4 |
| KAIST | 4 |
| King Abdulaziz City for Science and Technology | 4 |
| Korean Committee of Space Technology | 4 |
| Lyndon B. Johnson Space Center | 4 |
| Ministry of Defence of Italy | 4 |
| Mohammed bin Rashid Space Centre | 4 |
| National Institute for Space Research | 4 |
| Nilesat | 4 |
| Rocket Lab | 4 |
| Shizuoka University | 4 |
| Space Sciences Laboratory | 4 |
| Surrey Satellite Technology | 4 |
| University of Texas at Austin | 4 |
| Agency for Defense Development | 3 |
| Army Ballistic Missile Agency | 3 |
| ARSAT | 3 |
| Avanti Communications | 3 |
| British National Space Centre | 3 |
| Cabinet Satellite Information Center | 3 |
| China Academy of Space Technology | 3 |
| China Centre for Resources Satellite Data and Application | 3 |
| Communications Research Centre Canada | 3 |
| DigitalGlobe | 3 |
| DSN Corporation | 3 |
| Embratel | 3 |
| German Space Operations Center | 3 |
| Hughes Communications | 3 |
| ispace Inc | 3 |
| Israel Aerospace Industries Ltd | 3 |
| Israel Space Agency | 3 |
| JSC KazSat | 3 |
| Kentucky Space | 3 |
| KT Sat | 3 |
| Marshall Space Flight Center | 3 |
| Ministry of Land and Resources of the People's Republic of China | 3 |
| NearSpace Launch | 3 |
| NOAA Office of Satellite and Product Operations | 3 |
| Northrop Grumman Innovation Systems | 3 |
| Planetary Resources | 3 |
| Polytechnic University of Turin | 3 |
| Radio Amateur Satellite Corporation-North America | 3 |
| Russian Space Research Institute | 3 |
| Secretariat of Infrastructure, Communications and Transportation | 3 |
| SES Astra | 3 |
| SES Sirius | 3 |
| Sirius Satellite Radio | 3 |
| Star One | 3 |
| Tokyo Institute of Technology | 3 |
| TU Dresden | 3 |
| United States Geological Survey | 3 |
| University of Arizona | 3 |
| University of Colorado Boulder | 3 |
| University of Iowa | 3 |
| University of Toronto Institute for Aerospace Studies | 3 |
| Vanderbilt University | 3 |
| Waseda University | 3 |
| Wyvern | 3 |