Luc Vandenbulcke

GeoSea NV provides offshore exploration, installation of offshore structures and drilling services. The company is headquartered in Zwijndrecht, Belgium.

Dredging, Environmental & Marine Engineering NV engages in the provision of dredging, marine engineering, and environmental remediation services. Its activities encompass through dredging, land reclamation, and hydraulic engineering services for the offshore oil and gas, renewable energy industries, and environmental works. The company was founded in April 1991 and is headquartered in Zwijndrecht, Belgium.

Part of 3 D NV, Tris NV is an investment holding Belgian company. The private company is based in Ghent, Belgium. The company was founded in 1994. Frank Donck has been the CEO of the company since 1998.

Part of Ackermans & van Haaren NV, DEME Coordination Center NV is a private company based in Zwijndrecht, Belgium. The Belgian company was founded in 1993. Geert Wouters has been the CEO of the company since 2020.

Founded in 2013, DEME Concessions NV is a subsidiary of Ackermans & van Haaren NV and acts as an alternative investment manager. The private company is based in Zwijndrecht, Belgium.

Part of 3D NV, 3D Private Investeringen NV is an investment holding Belgian company that also offers business management consulting services. The company is based in Ghent, Belgium and was founded in 2016.

DEME Environmental NV provides dredging services. The company is based in Zwijndrecht, Belgium, and has subsidiaries in Belgium, UK, Ireland, and Norway. The Belgian company was founded in 1988. Dirk Poppe has been the CEO of the company since 2014. DEME Environmental was acquired by Dredging, Environmental & Marine Engineering NV, part of Ackermans & van Haaren NV from June 30, 2022, on March 12, 2003.