As a consultancy firm, during the last 3 years, IES has carried out several studies and evaluations in favor of international organizations, more precisely in 11 provinces of the DRC, namely in South Kivu, North Kivu, Tanganyika, Haut-Katanga, Ituri, Kinshasa, Kasaï Oriental, Kasai central, Kasai, Tshopo and Lualaba.