| Canadian Forces (CF) |
 Canada |
Government / agency |
|
0 |
0 |
0 |
| Capitol Technology University (Capitol Tech) |
 United States |
Academic / research |
1927 |
0 |
0 |
0 |
| Cardiff University (Cardiff) |
 United Kingdom |
Academic / research |
1883 |
0 |
0 |
0 |
| Carnegie Mellon University (CMU) |
United States |
Academic / research |
1900 |
0 |
0 |
0 |
| Carthage College (Carthage College) |
United States |
Academic / research |
1847 |
0 |
0 |
0 |
| CAS 581 Group (space science) (581 Group) |
 China |
Government / agency |
1958 |
0 |
0 |
0 |
| CAS Geophysics 2nd Office (Geophysics 2) |
China |
Government / agency |
1959 |
0 |
0 |
0 |
| CAS Space (CAS) |
China |
Commercial |
2018 |
0 |
0 |
2 |
| CAST Tianjin (CAST Tianjin) |
China |
Government / agency |
2022 |
0 |
0 |
0 |
| Catholic University of America (Catholic U) |
United States |
Academic / research |
1887 |
0 |
0 |
0 |
| CEIIA (CEIIA) |
 Portugal |
Commercial |
1999 |
0 |
0 |
0 |
| Celesco Industries (Celesco) |
United States |
Commercial |
|
0 |
0 |
0 |
| Center for Electronics Technology Aerospace Indonesia (PUSTEK) |
 Indonesia |
Commercial |
|
0 |
0 |
0 |
| Center for Physical Tech. L Torres Quevedo (CETEF) |
 Spain |
Government / agency |
1994 |
0 |
0 |
0 |
| Center for Physics Investigations. L Torres Quevedo (CIFTQ) |
Spain |
Government / agency |
|
0 |
0 |
0 |
| Center for Radiation Space Studies (CESR) |
 France |
Government / agency |
|
0 |
0 |
0 |
| Central Americal Association of Aeronautics and Space (ACAE) |
 Costa Rica |
Academic / research |
2010 |
0 |
0 |
0 |
| Central European Institute of Technology (CEITEC) |
 Czechia |
Academic / research |
2011 |
0 |
0 |
0 |
| Central Intelligence Agency, USA (CIA) |
United States |
Government / agency |
1947 |
0 |
0 |
0 |
| Central KB for Experimental Machine Building (TsKBEM) |
|
Government / agency |
1966 |
0 |
0 |
0 |
| Central Lab. for Space Research, Sofia (CLSR Sofia) |
|
Academic / research |
1975 |
0 |
0 |
0 |
| Central Science and Technology Commission (CSTC) |
China |
Government / agency |
2018 |
0 |
0 |
0 |
| Centre d'Enseignement et de Recherches en Medecine Aeronautique (CERMA) |
France |
Government / agency |
1955 |
0 |
0 |
0 |
| Centre for Remote Imaging, Sensing and Processing (CRISP) |
 Singapore |
Academic / research |
|
0 |
0 |
0 |
| Centre for the Development of Industrial Technology (CDTI) |
Spain |
Government / agency |
1998 |
0 |
0 |
0 |
| Centre Spatial Guyanais (CSG) |
France |
Government / agency |
1967 |
0 |
0 |
0 |
| Centro de Investigaciones Cientificas y Tecnologicas para la Defensa (CITEDEF) |
 Argentina |
Government / agency |
1954 |
0 |
0 |
0 |
| Centro de Referencia en Sistemas Embarcados e Aerosepaciais (CRSEA) |
 Brazil |
Government / agency |
2009 |
0 |
0 |
0 |
| Cesaroni Technology Inc (Cesaroni) |
Canada |
Commercial |
1992 |
0 |
0 |
0 |
| CETG 38th Research Inst. . (DKJ) |
China |
Commercial |
2002 |
0 |
0 |
0 |
| Ceylon Institute for Scientific and Industrial Research (CISIR) |
 Sri Lanka |
Government / agency |
1955 |
0 |
0 |
0 |
| CFTH-Hotchkiss-Brant (CFTH-HB) |
France |
Commercial |
1966 |
0 |
0 |
0 |
| Chance Vought Aircraft (Missiles Div) (Vought) |
United States |
Commercial |
1949 |
0 |
0 |
0 |
| Channel One (1-y Kanal) |
 Russia |
Commercial |
1991 |
0 |
0 |
0 |
| Charles Stark Draper Laboratory, Inc. (Draper Lab) |
United States |
Commercial |
1973 |
0 |
0 |
0 |
| Chengdu Satellite Application Tech Center (Chengdu SWYJ) |
China |
Commercial |
|
0 |
0 |
0 |
| China Central Television (CCTV) |
China |
Government / agency |
1978 |
0 |
0 |
0 |
| China Junior Satellite Project (Shaonian Xing) |
China |
Commercial |
2017 |
0 |
0 |
0 |
| China Power Investment New Agricultural Innov. Tech Co. (CPI) |
China |
Commercial |
|
0 |
0 |
0 |
| China Rocket Co. Ltd. (CHNR) |
China |
Commercial |
|
0 |
0 |
2 |
| China Sat space remote sensing (Jiangsu) SatTech Co Ltd (ZXKJ) |
China |
Commercial |
|
0 |
0 |
0 |
| China SpaceSat Co. (China SpaceSat) |
China |
Commercial |
2006 |
0 |
0 |
0 |
| China Telecommunications Corporation (China Telecom) |
China |
Government / agency |
|
0 |
0 |
0 |
| China United Network Communications Group Co., Ltd. (China Unicom) |
China |
Commercial |
2009 |
0 |
0 |
0 |
| Chofu Aerospace Center (JAXA Chofu) |
 Japan |
Government / agency |
2003 |
0 |
0 |
0 |
| Chrysler (CHR) |
United States |
Commercial |
1950 |
0 |
0 |
4 |
| Chrysler Michigan Ordnance Missile Plant (Chrysler) |
United States |
Commercial |
1952 |
0 |
0 |
0 |
| Chrysler Operations, NASA Michoud Assembly Facility (Chrysler-MAF) |
United States |
Commercial |
1962 |
0 |
0 |
0 |
