In this lecture, professor Osuntogun reviewed the role cooperatives could play in filling the institutional gap in agricultural export marketing in Africa and made some pertinent recommendations. The rest of this paper is divided into seven sections. Forms, features and types of co-operatives are contained in Section two; in Section three, the historical background of co-operatives in African countries is presented, while Section four discusses the activities of co-operatives under commodity/agricultural marketing arrangement prior to commodity sector reforms. In Section five, some of the problems and weaknesses of the African Co-operative Marketing System are examined with an example of co-operatives as Anchor for Export Promotion presented in Section six. Section seven discusses the model for African Co-operative Export Marketing Scheme. Section eight contains the conclusion of the paper.