Lean management practices have been spreading across a number of business sectors since the beginning of the 2000s. It’s an organisational and management method that aims to achieve productivity gains through continuous improvement. In particular, the objective is to minimise downtime that is considered unproductive. In this sense, it retains the traces of its automotive industry origins and the representation of work, which have long implemented Taylorism and Fordism. However, in reality, we have observed a diversity of concrete applications of lean.