| No. | Ship Name | Ship Type | Shipyard | Date of Built |
| 1 | Isaac Newton | Offshore Support Vessel, 13,433 tons | 'Uljanik' Brodogradiliste | 2015 - 11 |
| 2 | Connector | Offshore Support Vessel, 11,000 tons | STX OSV Tulcea | 2011 - 11 |
| 3 | Les Alizes | Wind Turbine Installation Vessel, 60,200 tons | China Merchants HI, Haimen | 2023 - 01 |
| 4 | Voltaire | Wind Turbine Installation Platform, Jack Up | COSCO HI Offshore, Qidong | 2022 - 12 |
| 5 | Simon Stevin | Pipe Burying Vessel, 35,815 tons | Construcciones Navales | 2010 - 02 |
| 6 | Joseph Plateau | Pipe Burying Vessel, 35,671 tons | Construcciones Navales | 2013 - 04 |
| 7 | Daniel Bernoulli | Pipe Burying Vessel, 6,200 tons | China Merchants HI, Weihai Shipyard | 2017 - 08 |
| 8 | Adhemar De Saint-venant | Pipe Burying Vessel, 6,424 tons | China Merchants HI, Weihai Shipyard | 2017 - 06 |
| 9 | Tiger | Grab Hopper Dredger, 6,200 tons | Tianjin Xinhe Shipbuilding | 2012 - 06 |
| 10 | La Boudeuse | Hopper, Motor, 6,200 tons | Tianjin Xinhe Shipbuilding | 2005 - 12 |
| 11 | Marco Polo | Cutter Suction Dredger, 3,038 tons | IHC Smit, Kinderdijk | 1979 - 12 |
| 12 | J. F. J. De Nul | Cutter Suction Dredger, 3,230 tons | IHC Dredgers, Kinderdijk | 2003 - 12 |
| 13 | Willem Van Rubroeck | Cutter Suction Dredger, 6,900 tons | 'Uljanik' Brodogradiliste | 2020 - 12 |
| 14 | Jerommeke | Backhoe Dredger, 1,086 tons | N.V. Scheepswerf van Rupelmonde | 1994 - 05 |
| 15 | Vesalius | Cutter Suction Dredger, 93 m.loa | NV Scheepsbouwwerf v/h C M van Rees, Sliedrecht | 1980 - 05 |
| 16 | Leonardo da Vinci | Cutter Suction Dredger, 1,490 tons | IHC Smit, Kinderdijk | 1985 - 12 |
| 17 | Henry Darcy | Water Injection Dredger, 1,532 tons | Yangzhou Dayang Shipbuilding | 2008 - 11 |
| 18 | Giovanni Venturi | Water Injection Dredger, 1,528 tons | Yangzhou Dayang Shipbuilding | 2010 - 05 |
| 19 | Henri Pitot | Water Injection Dredger, 1,423 tons | Yangzhou Dayang Shipbuilding | 2008 - 11 |
| 20 | Afonso de Albuquerque | Trailing Suction Hopper Dredger, 5,790 tons | Keppel Nantong | 2019 - 03 |
| 21 | Diogo Cao | Trailing Suction Hopper Dredger, 5,778 tons | Keppel Nantong | 2019 - 04 |
| 22 | Tristao Da Cunha | Trailing Suction Hopper Dredger, 5,768 tons | Keppel Nantong | 2019 - 04 |
| 23 | De Laperouse | Trailing Suction Hopper Dredger, 5,440 tons | Tianjin Xinhe Shipbuilding | 2010 - 11 |
| 24 | Sanderus | Trailing Suction Hopper Dredger, 9,830 tons | Keppel Singmarine, Singapore | 2019 - 12 |
| 25 | Ortelius | Trailing Suction Hopper Dredger, 9,830 tons | Keppel Singmarine, Singapore | 2020 - 12 |