Keen in helping missionaries in Health and Education, Father Célestin Marcotte founded CSI in 1968.

At first, he founded Assistance Medical International (A,M.I.) in order to sent medicine and medical equipment to third world countries.

In 1975 Quebec A.M.I. Section became Collaboration Santé Internationale: C.S.I. In 1978, C.S.I was revised and improved by adding up

Education to its original endeavours.