The property was previously owned by late businessman Edgar Stern Jr. The property was previously owned by late businessman Edgar Stern Jr. A mountain compound in Aspen, Colorado owned by a wealthy business magnate has been placed on the market for an eye-popping $46 million. According to Mansion Global , the Aspen, Colorado mountain compound measures over 115 acres and is centered around an opulent main mansion. The home was owned by Royal Street Corp. chair Edgar Stern Jr., who died in 2008.