Toyota restarted in the 50s as a small poor company. Inventing the principles made Toyota the largest car compnay in the world.
Porsche was near to bankrupticy in the 90s. Porsche's turnaround startet with the implemantation of the lean philosophy.
Danaher is a big American holding, that is specialised in aquiring small and mid-sized companies, that have leadind technoligies,but are reaching little profits. Within a few years they make these company's profitable again, not by firing the their employees. They make the companies lean, that's the bases for sustainable growth.