Boudewijn Siemons (1964) has been Director Infrastructure & Maritime Affairs (COO) of the Port of
Rotterdam Authority since 1 October 2020. His administrative responsibility includes departments
responsible for the expansion and maintenance of the port industrial complex and the Harbor
Mechanical engineer Boudewijn Siemons was President of the Americas division of Koninklijke
Vopak until the summer of 2020. After studying at the Royal Institute for the Navy, he started his
career in 1987 with the Royal Netherlands Navy, where he worked until 1998. From 1998 to 2006,
Siemons held various management positions at Koninklijke VolkerWessels. In 2006 he moved to
Vopak where he held management positions in Europe, the Middle East and America.