Mark Stephens

Mark was appointed Executive Manager Collins Class Program in August 2020, responsible for all Collins Class submarine sustainment and maintenance activities in Osborne, South Australia and Henderson, Western Australia, and is accountable to execute the Collins In Service Support contract.

Mark had previously spent eight years in Collins Class operations, supporting over 650 permanent employees across ASC's two sites since 2012.

He has over 33 years’ experience in the defence industry, fulfilling a number of senior roles at ASC since joining the company in 2004, including Supply Chain Manager across the Air Warfare Destroyer and Collins programs, Commercial Manager for submarine through-life-support, and as Senior Project Manager for submarine design and engineering.

Mark is a Royal Australian Navy veteran with ten years’ service as a combat system specialist in surface combatants.