William Kallop built his fortune in the oil industry through drilling rights, rig operations, and construction ventures, Kallop made his fortune through his family-owned marine-services company, McAllister Towing & Transportation. After a split, he expanded into the offshore oil business, which he later sold for nearly $1 billion in 2009. The yacht enthusiast also invested in various ventures, including a 300-year-old liquor distillery in Peru. According to the Wall Street Journal, Kallop’s spending spree included multiple yachts (like Bad Girl and La Diva), three Gulfstream jets, and at least eight residences. In 2014, his yachts Natita and Bad Girl became collateral for a $32 million loan from Goldman Sachs. William Moore Kallop died March 24, 2019. A graduate of the Wooster School, Bill followed his father, Arthur Kallop ’39, to Princetonwhere he majored in politics. After earning an MBA from Harvard in 1967, he moved to New York and married his first wife, Fritzi Farber Kallop. He first worked in real estate development, and then in mergers and acquisitions . In 1974 he structured a leveraged buyout of McAllister Brothers Towing & Transportation Inc.becoming part owner and CEO. In 1998, Bill and his partner split McAllister, and he founded the Offshore International Group, focusing on exploration and production of oil and gas in the United States and Peru. The company operated 80 offshore platforms on more than 20 million acres of coastal Peru. In 2000 Bill married his second wife, Cristina Newall Kallop. In 2009 he sold his companies and largely retired. Bill is survived by brothers George ’67 *69 and Peter ’73; his former wife, Fritzi, and their children, Brooks, Brent, and Field ’04; his second wife, Cristina, their children, Guillermo and Victoria; and eight grandchildren.