| Bureau of Agricultural Research (Philippines) (BAR) | Government office/department | Sureste de Asia | |
| CABI (CABI) | Non-governmental organization/Development organization | | Prioridades y políticas para ASAC, Tecnologías y prácticas ASAC |
| Cagayan Valley People's Programme on Environment and Development (CAVAPPED) | Non-governmental organization/Development organization | Sureste de Asia | Tecnologías y prácticas ASAC, Servicios de información climática |
| Cambodia Agricultural Value Chain Program (CAVAC) | Private research institution | | Prioridades y políticas para ASAC |
| Cambodian Agricultural Research and Development Institute (CARDI) | Government office/department | Sureste de Asia | Tecnologías y prácticas ASAC |
| Cambodian Centre for Study and Development in Agriculture (CEDAC) | Non-governmental organization/Development organization | Sureste de Asia | Desarrollo bajo en emisiones |
| Cambodian Institute for Cooperation and Peace (CICP) | Academic institution | | Prioridades y políticas para ASAC |
| Cantho University | Academic institution | Sureste de Asia | Prioridades y políticas para ASAC, Tecnologías y prácticas ASAC, Desarrollo bajo en emisiones |
| CARE | | | |
| Caritas Kenya | Non-governmental organization/Development organization | África del este | Tecnologías y prácticas ASAC |
| Catholic Relief Services (CRS) | Non-governmental organization/Development organization | | Tecnologías y prácticas ASAC, Desarrollo bajo en emisiones |
| Catholic University of East Africa | Academic Institution | África del este | Tecnologías y prácticas ASAC |
| CCS Haryana Agricultural University | Academic Institution | Sur de Asia | Servicios de información climática, Desarrollo bajo en emisiones |
| Center for Agro-food Economy and Development (CREDA) | Non-governmental organization/Development organization | | Servicios de información climática |
| Center for Cagayan Valley Programme on Environment and Development (CCVPED) | Advanced Research Institution | Sureste de Asia | Tecnologías y prácticas ASAC, Servicios de información climática |
| Center for Development and Environment - University of Bern (CDE) | Academic Institution | | |
| Center for Environmental and Agricultural Policy Research, Extension and Development (CEAPRED) | Non-governmental organization/Development organization | Sur de Asia | Servicios de información climática |
| Center for Environmental and Geographic Information Services (CEGIS) | Government office/department | Sur de Asia | Servicios de información climática |
| Center for International Forestry Research (CIFOR) | CGIAR Center | África del este, África del oeste, América Latina, Sureste de Asia, Sur de Asia | Prioridades y políticas para ASAC, Tecnologías y prácticas ASAC, Desarrollo bajo en emisiones, Servicios de información climática |
| Central Asian Scientific Research Institute for Irrigation (SANIIRI) | National agricultural research and extension services | | |
| Central Potato Research Institute (CPRI) | National agricultural research and extension services | Sur de Asia | Tecnologías y prácticas ASAC |
| Central Research Institute for Dryland Agriculture (CRIDA) | National agricultural research and extension services | Sur de Asia | Servicios de información climática |
| Central Soil Salinity Research Institute (CSSRI) | National agricultural research and extension services | Sur de Asia | Desarrollo bajo en emisiones |
| Central Tuber Crops Research Institute (CTCRI) | Academic Institution | Sur de Asia | |
| Centre Béninois pour l'Environnement et le Développement Economique et Social (CEBEDES) | Non-governmental organization/Development organization | África del oeste | |