This article will analyze the importance of management control systems and financial information systems in companies, through the implementation of strategic planning, internal control and financial information systems. observing the positive and negative effects as its application in the organization, a case study will be applied to the organization Alimentos PIU SAS which will allow to diagnose this company belonging to the sector of SMEs, where a questionnaire will be applied which will allow us to know the address that Alimentos PIU SAS has in management control systems and financial information systems and an analysis will be made in the areas that present opportunities for improvement to contribute to the evolution and good functioning of the company, as well as a contribution to the SMEs sector.