Marine Engineering & Contracting

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Marine engineering & Contracting

This segment represented 69% of the pro forma consolidated group turnover in 2025 and represented a 41% contribution to the 2025 group result of Ackermans & van Haaren. The segment includes 4 participations:

DEME

DEME is a world leader in the specialized domains of dredging, marine infrastructure, solutions for the offshore energy market, environmental works and concessions. The company can build on almost 150 years of knowhow and experience, having embraced a pioneering approach throughout our history, being a front runner in innovation and new technologies.

DEME

CFE

After the partial demerger from DEME in 2022, CFE has become an agile multidisciplinary group focusing on four complementary core businesses: Real Estate, Multitechnics, Construction & Renovation and Investments (in Deep C Holding and Green Offshore). CFE offers end-to-end solutions to its clients and is placing sustainability, innovation and respect for its employees at the core of its strategy. CFE is listed on Euronext Brussels

CFE

Deep C Holding

Deep C Holding (formerly Rent-A-Port) specializing in developing and operating sustainable industrial zones in Vietnam, holds directly or indirectly 84% of the shares in the Hong Kong-based investment holding company Infra Asia Investment Ltd. (IAI).

Deep C Holding

Green Offshore

Green Offshore is active in the development and operation of offshore wind farms and holds participations (directly and indirectly) in the Belgian offshore wind farms Rentel (12.5%) and SeaMade (8.75%)

Green Offshore