TAMASA was supported by the Bill and Melinda Gates Foundation, and was implemented by the International Maize and Wheat Improvement Center (CIMMYT), International Institute of Tropical Agriculture (IITA), International Plant Nutrition Institute (IPNI) and Africa Soil Information Service (AfSIS) (Columbia).
Key institutional partners within each country included:
- Bayaro University in Kano, Nigeria (BUK)
- The Ethiopian Institute of Agricultural Research (EIAR) in Ethiopia; and
- Selian and Uyole Research Institutes in Tanzania.