PeopleHeerema loses chief executive - replacement yet to be announcedKoos-Jan van Brouwershaven's last day at work was 31 MayHard at work: Heerema's Aegir vessel is currently working on the foundation installation for the Greater Changhua 1 & 2a offshore wind farms in TaiwanPhoto: HEEREMA MARINE CONTRACTORSIain EsauLondon