Bhagwan Marine (ASX:BWN) secured a two-year AU$25 million contract extension with Jadestone Energy and Vermilion Energy to provide marine, cargo, and offtake support services, according to a Thursday filing with the Australian bourse.

The extension will see the continued deployment of the company's CMV Athos vessel in support of operations at the Stag and Wandoo platforms in Western Australia, the filing said.

Shares rose 2% in morning trade on Thursday.