Mitchell Rales, cofounder of Danaher Corporation, is one of America’s most successful industrial builders, known for pairing disciplined capital allocation with a relentless focus on operational excellence. Alongside his brother Steven, Rales transformed Danaher from a small real estate company into a global science and technology conglomerate by pioneering the Danaher Business System, a management framework rooted in continuous improvement and lean manufacturing. After stepping back from day-to-day operations, Rales has remained an influential investor and philanthropist, supporting education, public policy, and cultural institutions through the Rales Foundation and Glenstone Museum.