Dredging, marine infrastructure and offshore-energy contractor

Jan De Nul Group

Trailing suction hopper dredger Alexander von Humboldt after dumping dredged material off Zeebrugge, representing Jan De Nul dredging fleet capability

Hans Hillewaert via Wikimedia Commons, CC BY-SA 4.0

Jan De Nul is a Belgian engineering and construction group operating through Offshore Energy, Dredging Solutions, Construction Projects and Planet Redevelopment.

Organization overview

Dredging, marine infrastructure and offshore-energy contractor

Geographic footprint: Global, including Asia Pacific, Europe, Middle East, Americas, and Africa. Core marine roles: Marine contractor, Dredging contractor, Reclamation contractor, and Port and marine infrastructure contractor.

Project records 8 Last reviewed 14 August 2026

Type

Dredging, marine infrastructure and offshore-energy contractor

Active regions

Global, Asia Pacific, Europe, Middle East, Americas, Africa

Marine works roles

Marine contractor, Dredging contractor, Reclamation contractor, Port and marine infrastructure contractor, Coastal protection contractor, Offshore foundation installation contractor, Subsea cable installation contractor, Subsea rock installation contractor, Environmental remediation contractor, Waterway concessionaire, Specialist marine plant owner

Role in marine infrastructure

Jan De Nul is a Belgian engineering and construction group operating through Offshore Energy, Dredging Solutions, Construction Projects and Planet Redevelopment. Its 2025 reporting records EUR 4.24 billion of turnover, EUR 812 million of EBITDA, EUR 458 million of net profit and almost EUR 8 billion of signed contracts; the company reports a workforce of more than 9,000. Marine capability spans capital and maintenance dredging, port construction, reclamation, coastal protection, offshore foundations and cables, supported by owned dredging and installation vessels. A direct assignment requires an owner, authority, procurement notice or contractor release that identifies the package. Corporate fleet capability does not by itself establish vessel deployment, completion, accepted quantities or performance on a particular project.

Related records 8

Sources used 16

Source collections