Suppliers´ management is an international practice which focuses on the interrelation between a supplier and a customer; therefore, the need for collaboration arises due to the extension of business boundaries. In this regard, this article aims to apply a procedure that facilitates the management of suppliers collaboratively within a Cuban commercial chain. This begins with the study of the commercial chain and its suppliers, respectively. Then, the business diagnosis continues with the evaluation of the suppliers based on a criteria matrix and concludes with a collaborative proposal. A collaborative supplier procedure adjusted to the conditions of the Cuban market is designed. This research presents a practical - methodological value because of the praxis of collaborative supplier management within a Cuban commercial chain.