Following, the list of institutions that have participated in scientific investigations of the TRAMIL project :
- University Center West Indies / Guyana - Guadeloupe & Martinique
- Autonomous University of Santo Domingo - Dominican Republic
- Central University of Venezuela
- University of Antioquía Medellin - Colombia
- Universities of Caen, Metz, Poitiers, Strasbourg, Toulouse - France
- University of Cartagena de Indias - Colombia
- University of Costa Rica
- University of Dakar - Senegal
- Universities of Groningen and Leyden - Nederland
- Université d'État d'Haïti
- University of Illinois - Chicago
- University of Panama
- University of San Carlos - Guatemala
- University of Talca - Chile
- University of Uppsala - Sweden
- University of the Valle Cali - Colombia
- State University of Campinas - Brazil
- Universidad Estatal Paulista (UNESP/Botucatu) - Brazil
- Autonomous National University of Honduras
- Autonomous National University of (León) Nicaragua
- National University Pedro Henríquez Ureña - Dominican Republic
- Center of Investigation of Marine Biology - CIBIMA - Dominican Republic
- Meso-American Center of Studies about Appropriate Technology - CEMAT
- Muséum National d'Histoire Naturelle, Laboratoire d'Ethnobiologie - France
- National Center of the Traditional Popular Medicine, Min. of Health of Nicaragua
- Experimental Station of Medicinal Plants "Dr. Roig" - Cuba
- FARMAYA - Guatemala
- Forestry Department & National Trust - Saint Lucia
- Grupo de Investigación en Química de Medicamentos - U. de Cartagena
- Mexican Institute of the Public Health - (ex-IMEPLAM)-IMSS - Mexico
- Botanical Garden of Missouri (MBG) - USA
- Botanical Garden Dr. Rafael Moscoso (JBSD) - Dominican Republic
- Kurhotel of Topes de Collantes - Cuba
- Max-Plank Institute - Germany
- Ministry of Public Health - MINSAP - Cuba
- Cultural Movement for Awareness - MCA - Dominica
- IRD/ORSTOM French Guyana and IBBA/ORSTOM - Bolivia
- Tropical Royal Institute - Nederland
- Lab. Central de Farmacología. Facultad de Ciencias Médicas de la Habana - Cuba
- UWI Trinidad & Tobago
- UWI Jamaica
- UPR Universidad de Puerto Rico
- Universidad de Sevilla, Spain
- New York Botanical Garden (NYBG)
- Instituto de tecnologia em farmacos, Ministério da Saude, Rio de Janeiro
List of institutions suporting the TRAMIL network during its evolution (the list does not mention the local funding of TRIGS and Scientific Workshops):
ACCT
AFVP
APLAMEDAROM
ARVARNAM
BROT FUR DIE WELT
CCFD
CICY
COOPÉRATION FRANÇAISE
COOPERATION ITALIENNE
COSPE
CRDI/IDRC (Canada)
DED (service allemand de développement)
enda
FONDATION DE FRANCE
FUNREDES
GEF
IRD/ORSTOM
MISEREOR
OEA
OMS/OPS
PNRM
RÉGION MARTINIQUE
UAG, devenue Université des Antilles (UA)
UNESCO