1. Laboratory of Soil Microbiology & Calorimetry, Corporación Colombiana de Investigación Agropecuaria-Agrosavia, C.I. Tibaitatá, Mosquera, Colombia
2. Process & Quality Cocoa Laboratory, Corporación Colombiana de Investigación Agropecuaria-Agrosavia, C.I. Palmira and C.I. Tibaitatá, Mosquera, Colombia
3. Cocoa Research Centre, The University of the West Indies, St. Augustine, Trinidad and Tobago
4. Bioversity International, Lima, Peru