He joined Illinois Tool Works in 1989 and reached the top in 2024. Now Chris O’Herlihy is asking a company trained to simplify to make more room for invention.

Before he oversaw industrial groups with more than $2 billion in annual revenue, Franco Cisternino worked on the parts most drivers never notice. His path from product design to Madison Industries runs through seals, valves, factory visits and the business of making things fit.