Operational Excellence is highly essential for the growth of the organizations and all sizes industries, due to its characteristics of search of quality, efficiency and effectiveness of enterprises. In this article, it has been developed a work of revision of Operational Excellence (OE) concept. Since there is not a clear and precise definition of this term, the main objective of this research is to perform an analysis of the current literature of OE model, for the formulation of a formal concept through a consistent interpretation. This will help is us to improve the implementation of OE in different companies. The used concepts by the main authors were analyzed in a compendium of 122 documents covered from the year 1993 - 2018. The articles were selected using the keyword Operational Excellence in the databases that appears in Scopus, ScienceDirect and Web of Science. Subsequently, 54 of the 122 articles were worked to do a population study and this was the result. In these articles, it was searched the comparison of theoretical proposals and the gaps confrontations that are identified for redefining the concept already mentioned.