Glenn Pettersen is the Chief Financial Officer of the Siem Group. He is also Chairman of Siem Car Carriers.

Prior to joining the Siem Group in 2011, he has worked for Norges Bank Investment Management and with investment banking in Danske Bank. He holds a MSc in Economics and Business Administration and a MSc in Financial Economics. 

Kenneth Ross is the Chief Operating Officer of the Siem Group. He is also the CEO of Siem Shipowning Inc., Star Reefers Inc. and Siem Car Carriers AS.

Mr. Ross is Chairman of Seven Yield Holding Pte. Ltd.

Svein Andresen is the Financial Controller of the Siem Group. Prior to joining the Siem Group in 2018, he worked for PwC as an audit partner. He holds an MSc in Economics and Business Administration and is a certified public accountant.

Jørgen Westad is a Director and the Secretary of Siem Industries S.A. He is also a Director of Deusa GmbH and EMGS ASA.

Prior to joining the Siem Group in 2015, he was CFO for a privately held shipping company as well as working as a commercial and investment banker at Hambros Bank Ltd and Bankers Trust Company. He holds a B.Eng in Naval Architecture and Shipbuilding and an MSc in Managment Studies.