Delaware's prominent and influential du Pont family, one of the wealthiest in America, has long been mindful of preservation and conservation. The late Irénée du Pont Jr.'s choice to offer ...

After all, it was founded in 1903 to manage the fortune of the fabled duPont family. But the Delaware-based institution’s history might obscure that it also serves high-net-worth and even ...

He was 86. Heir of the multibillion-dollar du Ponts, he forged his political career after working for his family's eponymous chemical company. In a break with tradition, du Pont left his role as a ...