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Martin Roolvink has been the Managing Director of Pronav Ship Management since early 2019. In October 2026, he was also appointed as Managing Director of BSM Germany and now serves as Managing Director of both companies. With almost 20 years of experience in ship management, he combines extensive commercial, technical and strategic expertise across the maritime industry.
Martin has a strong background in LNG ship management, having spent more than a decade overseeing the commercial operations and technical management of large LNG Carriers. He also has been in charge for newbuilding project development and tanker chartering. Under his leadership, Pronav has undergone a period of growth and closer integration with Bernhard Schulte Shipmanagement following its acquisition by the Schulte Group in 2018.

André Risholm is a Naval Architect with a background from the offshore shipping sector. Working in ship management, newbuilding project management and higher level technical fleet management, he has mostly been based in Norway and Brazil. André Risholm holds a M.Sc in Marine Technology from the Norwegian University of Science and Technology (NTNU), and is the Founder & CEO of Amon Maritime.