With a simple and direct language, in addition to practical examples, the author of the book Operational Excellence with Lean Manufacturing manages to clarify the general points of the improvement processes, facilitating their implementation as well as their results monitoring controls, no matter the area of activity and of interest to the reader, whether in industry, commerce or services. The author begins his career in the area of quality, where he absorbed and incorporated the tireless search for continuous improvement, a characteristic that accompanied and guided him in industrial management. In short, this work is the happy result of the theory experienced in practice by the author, who is a professional in industrial management, with recognized results in the organizations where he collaborated. This book seeks to disseminate this knowledge.