Collaborative planning is an international practice that encourages the integration of companies in supply chains. The objective of this article is to systematize a strategic model of collaborative planning among the actors of the supply chains to improve their competitiveness in Ecuador, Mexico and Cuba. It is validated this proposal in five cases applied to agrifood chains (tomato puree chain and milk in Cuba, orange juice chain in Mexico, milk chain, Ilex guayusa and panela in Ecuador) because it is what prevails in these countries. The main results are focused on the low integration of these study chains, although not all of them are manifested in the same way. The main results are focused on the low integration of these study chains, although not all of them are manifested in the same way. In this study, the application of the strategic collaborative planning model is validated in several different contexts and products. Its social value is expressed by contributing to the competitiveness of the supply chain; Its practical value comes as a result to improve the level customer service. It is concluded that in these chains the main integration problem cause is the low training and qualification in logistics and supply chain issues.