In 1991 he became Chief Operating Officer of Banque Internationale à Luxembourg. In 1992, Tilmant joined the Executive Committee of Bank Brussels Lambert (BBL).
This passage describes a career progression for an individual named Tilmant. He held the position of Chief Operating Officer at Banque Internationale à Luxembourg from 1991 to 1992 and then joined the Executive Committee of Bank Brussels Lambert (BBL) in 1992.