I-CARE (International Centre for Alternatives in Research and Education) [India]
ICCVAM/NICEATM (Interagency Coordinating Committee for the Validations of Alternative Methods / NICEATM (NTP Interagency Center for the Evaluation of Alternative Toxicological Methods) [USA]
IFER (The International Foundation for Ethical Research) [USA]
ILAR (Institute for Laboratory Animal Research) [USA]