The manufacturing sector is one of the main engines of the Peruvian economy, this sector in 2022 will represent 11.7% of the Gross Domestic Product (GDP) and within this sector is the manufacturing subsector of various metallic materials, which It contributes an average of 0.6% to the national GDP, this value being constant in recent years. This sector is of utmost importance due to the various products it generates: machinery, equipment, facilities and supplies that are used in the various industrial sectors: construction, transportation, electricity, fishing and its main supplier, mining. In this context we find mypes, which, although they represent only 9.6% of the total number of Peruvian companies, are a critical group due to their high employability and low productivity which is affected, among others, by the following factors: a) disarticulation business, b) inappropriate use of technology, c) poor operational capabilities, d) limited management capabilities, e) poor planning of operations. Therefore, one of the main needs of this subsector is to have a management model that allows improving the productivity of companies in the short term using appropriate management tools; Therefore, the objective of this research is to contribute to the innovation of production processes and plant distribution with the aim of increasing the productivity and profitability of this type of companies through the application ofLean Manufacturing, Systemactic Layout methodologies. Planning and Topsis.