Operation Total Impact was founded by Rev. Sama Raphael NDAGHU in 2008 and it operated as an ARM in the United Pentecostal Church in Buea, South West Region of Cameroon. Then, it was a project fully sponsored by United Pentecostal Church as a christian movement. It was established as out of church program in 2012 and registered in 2014 as a Civil Society Organization (CSO) registered under Cameroon law N0 289/G.37/C.84/VOLII/SAo AJP,
Since 2010, Operation Total Impact (OTI) has distinguished herself as the premier civil society organization to obtain an official authorization from the penitentiary authorities to start Prison Schools leading up to preparation of inmates to seat in the Cameroon General Certificate of Education Examinations (GCE) Ordinary and Advance Levels, CAP, and Baccalaureate.