Resumen

Due to the competitiveness and productivity of the different organizations, it is necessary to have quality models from the strategic area to the support areas, since it must support sustainability and take advantage of competitive advantages under collaboration models in the different links that make up the value network in the organization, and in this context an adequate methodology in purchasing and supply management becomes very important. The management of Purchases and Supplies is a fundamental part of modern management, considering that quality of the outputs is guaranteed through the quality of the inputs, that is why the purchase and supply process is intended and it must have tools focused on decision making. As a result of this need, a proposal focused on purchasing management and other arguments will be designed, supporting an analysis and design of the purchase and supply process, for decision making and standardization of the process under the ISO 9001: 2015 standard, taking into account account that the organization in which it is intended to perform such analysis and proposal, is an organization that has implemented and certified the model but which seeks to improve the business structure based on some observations and suggestions presented in the audit in the process of administrative management, which must be taken corrective actions under the guidelines of continuous improvement, with the aim of obtaining favorable results in the monitoring audit that is practiced to the organization periodically.