| Aarhus University | Academic Institution | | Low Emissions Development |
| Acclimatise Climate Change Adaptation Consultants (Acclimatise) | Private Research Institution | | Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| Acharya N. G. Ranga Agricultural University (ANGRAU) | Academic Institution | South Asia | Climate-Smart Technologies and Practices, Climate Services and Safety Nets, Low Emissions Development |
| Action for Social Advancement (ASA) | National agricultural research and extension services | South Asia | Climate Services and Safety Nets |
| Action Publique, Agriculture, Biodiversité (DIVA) | National agricultural research and extension services | | Climate-Smart Technologies and Practices |
| Action Research for Community Adaptation (ARCAB) | Non-governmental organization/Development organization | South Asia | |
| Addis Ababa University (AAU) | Academic Institution | East Africa | Climate-Smart Technologies and Practices, Low Emissions Development |
| Advocates Coalition for Development and Environment (ACODE) | Non-governmental organization/Development organization | East Africa | Climate-Smart Technologies and Practices |
| Africa Rice Center (AfricaRice) | CGIAR Center | West Africa | Priorities and Policies for CSA, Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| Africa Soil Information Service (AFSIS) | Non-governmental organization/Development organization | East Africa | |
| African Agricultural Technology Foundation (AATF) | Non-governmental organization/Development organization | East Africa | |
| African Biodiversity Conservation and Innovations Centre (ABCIC) | Non-governmental organization/Development organization | East Africa | Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| African Climate Policy Centre (ACPC) | Regional Organization | East Africa | |
| African Highlands Initiative (AHI) | Regional Organization | East Africa | Climate-Smart Technologies and Practices |
| African Insect Science for Food and Health (ICIPE) | Advanced Research Institution | East Africa | Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| African Union (AU) | Research network | | Priorities and Policies for CSA |
| Agence de l'Environnement et du Développement Durable (Mali) (AEDD) | Government office/department | West Africa | Priorities and Policies for CSA, Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| Agence National de l'Aviation Civile et de la Météorologie (Senegal) (ANACIM) | Government office/department | West Africa | Priorities and Policies for CSA, Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| Agence Nationale de Conseil Agricole et Rural (Senegal) (ANCAR) | Non-governmental organization/Development organization | West Africa | |
| Agence Nationale de Developpement Agricole et de Securite Alimentaire (ANDASA) | Government office/department | West Africa | Low Emissions Development |
| Agence Nationale de la Météorologie du Mali | Government office/department | West Africa | Climate-Smart Technologies and Practices, Climate Services and Safety Nets |
| Agence Nationale de la Promotion Rurale et du Conseil Agricole (ANPROCA) | National agricultural research and extension services | West Africa | Climate-Smart Technologies and Practices, Low Emissions Development |
| Agenzia nazionale per le nouve tecnologie, l'energia e lo sviluppo economico sostenibile (ENEA) | Advanced Research Institution | | Climate-Smart Technologies and Practices |
| Agrhymet Regional Centre | Regional Organization | West Africa | Climate-Smart Technologies and Practices |
| Agricultural Genetics Institute (AGI) | National agricultural research and extension services | Southeast Asia | Climate-Smart Technologies and Practices |
