Dirk van Rompaey

Sofidra SA engages in dredging, civil, and environmental works. The company was founded on December 12, 1999 and is headquartered in Luxembourg.

Jan De Nul-Dredging NV provides maritime construction services. The private company is based in Aalst, Belgium. The Belgian company was founded in 1979. Julie de Nul has been the CEO of the company since 2020.

Groupe Environnemental Vauché SAS designs and manufactures waste recovery plants. It offers steel belt conveyors, hand-sorting sliders, aeraulic and ballistic separators, feeding hoopers and trammels. The company was founded in 1860 and is headquartered in Sedan, France.

Part of Groupe Environnemental Vauché SAS, Vauche SA is a French company that designs and builds equipment dedicated to the environment. The company is based in Sedan, France. The company specializes in the complete treatment, recycling, and recovery of waste, delivered turnkey. The company also specializes in the design and renovation of sorting centers, as well as the treatment of organic waste. The company was founded in 1860. The CEO is Stéphane Vauché.

Part of Waterside Financial Ltd., Jan de Nul (UK) Ltd. is a British company that specializes in offshore, marine, civil, environment, and project development. The company is based in Ascot, UK. Jan De Nul Group, the parent company, is a leading expert in five main activities, including the development of the Payra port area, which involves deepening the access channel up to 57 kilometers offshore and reclaiming new port land. Through its subsidiary PSR Brownfield Developers, the company is also active in the remediation, repurposing, and sustainable development of polluted industrial sites and underutilized sites, applying the formula 'Unburdening, Unlocking, Developing.'

Jan de Nul NV provides civil engineering construction services. Its services include dredging, treatment, and disposal of contaminated soils, pipeline stabilization, reclamation of port and industrial areas, soil remediation, salvage, and heavy lifting services. The company was founded by Jan Frans Jozef De Nul in 1938 and is headquartered in Hofstade-Aalst, Belgium.

Part of Waterside Financial Ltd., Jan de Nul Nassbaggerei und Wasserbau GmbH is a company that provides hydraulic engineering, canal construction, and excavation services. The company is based in Bremen, Germany. The CEOs of the company are Kobbe Nicaise Rudolf Peirs, Mieke Fordeyn, Jan Pieter Jozef de Nul.