[1][2] His father left Kyiv for Chicago in 1881 and worked first as a pharmacist and, after graduating from DePaul University College of Law, as a lawyer.
His nephew Robert created a conglomerate of a multitude of manufacturing companies which grew into the multibillion-dollar Marmon Group.
Marmon was diversified to include manufacturing concerns ranging from lumber to railroad box cars and travel industry staples.
On December 25, 2007, it was announced that Warren Buffett, through Berkshire Hathaway, would purchase 60% of the Marmon Group from the Pritzkers for $4.5 billion.
His son Richard is a real estate investor in California[4] and had previously worked as head counsel at the Hyatt Corporation.