Dannie Heineman

Dannie N. Heineman was an American-born engineer and businessman, based in Belgium before 1940. In 1905, he became the managing director of Sofina, which at the time was a small investment trust. He remained the head of Sofina for 50 years, during which Sofina grew into a large international public utility engineering management and holding company. He retired from the position in 1955 at the age of 83.