Rod Hollingsworth retired as director of operations for Stuart Petroleum on 1 July, but will remain on the Board. He has been replaced by Tino Guglielmo who will become chief executive officer.
Former managing director and CEO of Clough, Dr Brian Hewitt, has been appointed to the board of Perth-based provider of specialist scaffolding and access management services, PCH Group.
Geoff O'Connor has been appointed business development manager for Lloyd's Register, based in Fremantle.
