William MacMillan Net Worth

Who is William MacMillan?

Operating within the United States' Food & Beverage sector, an entrepreneur like William MacMillan has built his wealth through connections to major industry assets such as Cargill. Born in 1954, he is recognized for his involvement and role within this global commodity market. His primary source of substantial capital remains linked to the large enterprise that dominates the food supply chain. As of 2026, MacMillan has an estimated net worth reported at $1.7 billion, placing him among prominent figures ranked by Forbes in their annual list.