Jan De Nul Fortune in 2025: Belgian Family Wealth and Investments
Jan De Nul Fortune
Jan De Nul Group is a leading company in the dredging and construction workbased in Aalst, Belgium. Founded as a family business, it has established itself against powerful competitors such as Dredging International and Baggerwerken Decloedt, in particular thanks to a successful appeal before the Conseil d'Etat during the works for the port of Zeebrugge in the 1970s. Jan De Nul's family is one of Belgium's wealthiest, with over 3.5 billion in assets.

The company has grown significantly since then, becoming an active global player in regions such as Australia, the Philippines and Singapore. In 1999, the group took the lead in the industry with the commissioning of the Vasco da Gama, the world's largest dredging vessel, representing an investment of over 100 million euros.
Major projects include the renovation of an oil terminal for Statoil and dredging work in the port of Tuticorin in India. The Group also led a consortium to excavation of the Deurgangckdok in Antwerp, which will be the world's largest port lock.
Main activities
- DredgingJan De Nul: Jan De Nul is world-renowned for its dredging capabilities, executing complex marine projects to create and maintain ports, and deepen waterways.
- ConstructionDredging: In addition to dredging, the company is renowned for its civil infrastructure work, including the construction of buildings and marine infrastructures.
- Offshore EnergyThe Group also facilitates offshore energy production, playing a key role in the development of offshore wind farms.

Fleet and Resources
Jan De Nul's fleet includes several types of dredging vessels, such as thes cutter suction dredgers and trailing suction hopper dredgers. Their flagship vessel, the Vasco da Gama, is an example of innovative dredging technology.

Notable projects
- PanamaThe group was heavily involved in the duplication of the Panama Canal, a complex and contentious project for which it had set aside a substantial sum. provision of 103 million euros.
- Egypt: Another important project is the the Suez Canala major mission to improve this strategic waterway.
- AntwerpThe excavation of the Deurgangckdok, the world's largest port lock project, is testimony to our expertise in large-scale projects.
Global Expansion

Jan De Nul continues to expand its activities, constantly hiring new staff to meet the growing demand for international projects.. In 2011, the group employed 5416 people, of whom 40 % were Belgian. This expansion is due in part to their well-stocked portfolio and a policy of constantly renewing their fleet and equipment. This success has enabled Jan De Nul to create an estate worth over 3.5 billion euros, and proof of a fine Belgian success story.
Controversial background
In 2014, the Group found itself at the heart of a controversy surrounding sand extraction activities in the Philippines, accused of threatening natural coastal defenses. Although the court ultimately dismissed the case against the group, this episode highlights the challenges Jan De Nul faces in its international operations.

Jan De Nul Group asserts its position as a world leader in sectors ranging from dredging and civil construction to offshore energy, with a significant presence in many international markets. The Group maintains a steady growth trend, reinforced by strategic investments and judicious management of its resources and fleet. Jan De Nul has an estimated fortune of over 3.5 billion euros and is one of the richest Belgians in the Belgian TOP 10.
De Nul Family Recent News
In 2024, the De Nul family continues to strengthen its assets through strategic investments and innovative projects. Pieter De Nulthe group's CEO, has announced the construction of a new real estate complex in Londonto meet the growing demand for luxury residences in the British capital. The project, estimated at over 20 million eurosis scheduled for completion in 2026 and is expected to generate significant long-term revenues.

What's more, the De Nul family has strengthened its philanthropic commitment by creating a foundation dedicated to education and support for young entrepreneurs in Belgium. This initiative aims to encourage innovation and provide essential resources for new generations of business leaders.

Conclusion
The De Nul family fortune, estimated at over 3.5 billion euros in 2024, is the fruit of a rich family history and a series of wise strategic decisions. From its modest beginnings in the 1970s to its current status as a world leader in dredging and construction, Jan De Nul Group has successfully navigated economic challenges and changing market dynamics. Thanks to the intelligent diversification of its activities and strategic investments, the De Nul family continues to strengthen its position and increase its wealth, making it one of the most influential and wealthiest families in Belgium.