| PLA Academy of Military Science (Junshi Kexue YY) |
 China |
Government / agency |
1958 |
0 |
3 |
0 |
| Polytechnic U. of Catalonia (UPC) |
 Spain |
Academic / research |
1971 |
0 |
3 |
0 |
| Royal Netherlands Air Force, Guided Missile Group (RNAF) |
 Netherlands |
Government / agency |
1954 |
0 |
3 |
0 |
| Santa Clara University (SCU) |
 United States |
Commercial |
1851 |
0 |
3 |
0 |
| Saudi Space Agency (SSA) |
 Saudi Arabia |
Government / agency |
2018 |
0 |
3 |
0 |
| Scientific and Technological Research Council (Turkey) (TUBITAK) |
 Turkey |
Government / agency |
1963 |
0 |
3 |
0 |
| Shinawatra Satellite Co. Ltd. (Shinawatra) |
 Thailand |
Commercial |
1991 |
0 |
3 |
0 |
| Sidus Space Inc. (Sidus Space) |
United States |
Commercial |
2012 |
0 |
3 |
0 |
| Sierra Nevada Corporation (SNC) |
United States |
Commercial |
1963 |
0 |
3 |
1 |
| Sirius Satellite Radio Inc (Sirius Radio) |
United States |
Commercial |
1999 |
0 |
3 |
0 |
| SpaceOMID Co. LLC (Omid-e-Faza) |
 Iran |
Commercial |
2018 |
0 |
3 |
0 |
| Technion (Technion) |
 Israel |
Academic / research |
1924 |
0 |
3 |
0 |
| Tohoku University (Tohoku) |
 Japan |
Academic / research |
1907 |
0 |
3 |
0 |
| Tokyo Inst of Technology (TITech) |
Japan |
Academic / research |
1881 |
0 |
3 |
0 |
| University of Athens (UOA) |
 Greece |
Academic / research |
1837 |
0 |
3 |
0 |
| University of California Berkeley (UCB) |
United States |
Academic / research |
1868 |
0 |
3 |
0 |
| Unknown Turkish satellite operator (Unknown (TR)) |
Turkey |
Commercial |
|
0 |
3 |
0 |
| US Geological Survey (Reston) (USGS) |
United States |
Government / agency |
1973 |
0 |
3 |
0 |
| Zhongke Xiguang Aerospace Tech Co. Ltd. (Xiopm Space) |
China |
Commercial |
|
0 |
3 |
0 |
| Aalborg University (AAU) |
 Denmark |
Academic / research |
1974 |
0 |
2 |
0 |
| Aalto University (Aalto univ.) |
 Finland |
Academic / research |
2010 |
0 |
2 |
0 |
| ACME AtronOmatic, LLC (ACME AtronOmatic) |
United States |
Commercial |
2006 |
0 |
2 |
0 |
| Aerospace Yuxing Tech Co. Ltd. (Emposat Co.) |
China |
Commercial |
2016 |
0 |
2 |
0 |
| Aethero Space (Aethero Space) |
United States |
Commercial |
2021 |
0 |
2 |
0 |
| Agencia Espacial Mexicana (AEMX) |
 Mexico |
Government / agency |
2010 |
0 |
2 |
0 |
| AMSAT-China (CAMSAT) (CAMSAT) |
China |
Academic / research |
2009 |
0 |
2 |
0 |
| Amur State University (AmGU) |
 Russia |
Academic / research |
1975 |
0 |
2 |
0 |
| Apogeo Space (Apogeo Space) |
 Italy |
Commercial |
2023 |
0 |
2 |
0 |
| Argentina Satellite Solutions (AR-SAT) |
 Argentina |
Commercial |
2006 |
0 |
2 |
0 |
| Array Labs (Array Labs) |
United States |
Commercial |
2021 |
0 |
2 |
0 |
| ASELSAN A.S. (Aselsan) |
Turkey |
Commercial |
1975 |
0 |
2 |
0 |
| Asia Broadcast Satellite Ltd. (ABS) |
Hong Kong SAR China |
Commercial |
2006 |
0 |
2 |
0 |
| Asia-Pacific Satellite Broadband Communication (Shenzhen) (APT Shenzhen) |
China |
Commercial |
2019 |
0 |
2 |
0 |
| AT&T/DirecTV (DirecTV) |
United States |
Commercial |
2015 |
0 |
2 |
0 |
| Aurora Insight Inc. (Aurora Insight) |
United States |
Commercial |
2016 |
0 |
2 |
0 |
| Aurora Star Tech Co. Ltd. (Jiguang Xingtong) |
China |
Commercial |
|
0 |
2 |
0 |
| Beijing Sixiang Aishu Keji YG (Sixiang Aishu) |
China |
Commercial |
|
0 |
2 |
0 |
| Beijing Univ. of Posts and Telecommunications (BUPT) |
China |
Academic / research |
1955 |
0 |
2 |
0 |
| Belarus Academy of Sciences (AN Belarus) |
 Belarus |
Government / agency |
1929 |
0 |
2 |
0 |
| Boston University (BU) |
United States |
Academic / research |
1839 |
0 |
2 |
0 |
| Brazilian Air Force (Brazil AF) |
 Brazil |
Government / agency |
1941 |
0 |
2 |
0 |
| Care Weather Technologies (Care Weather) |
United States |
Commercial |
2020 |
0 |
2 |
0 |
| Cesium Astro, Inc. (Cesium) |
United States |
Commercial |
2017 |
0 |
2 |
0 |
| China Electronics Technology Group Co. Ltd. (CETG) |
China |
Commercial |
2002 |
0 |
2 |
0 |
| Chinese Univ. of Hong Kong (CUHK) |
China |
Academic / research |
1963 |
0 |
2 |
0 |
| ConstellR (ConstellR) |
 Germany |
Commercial |
2020 |
0 |
2 |
0 |
| Defense Evaluation and Research Agency (DERA) |
 United Kingdom |
Government / agency |
1995 |
0 |
2 |
0 |
| Defense Research Telecommunications Establishment, Canada (DRTE) |
 Canada |
Government / agency |
1951 |
0 |
2 |
0 |
