Annual report 2025

2025 marked yet another record year, with all-time high profitability, building on the strong momentum of prior years. DEME realized a turnover of 4.2 billion euros, an EBITDA of 931 million euros for a historically high EBITDA margin of 22.4%, and a 20% year-over-year increase in net profits.

2026 is also shaping up to be a milestone year as we celebrate our 150th anniversary! Today it is often said that we are living in particularly turbulent times, facing continual challenges. Arguably we are, but has that not been the case for 150 years?

Those 150 years span an era of unprecedented human progress including the introduction of the steamship, the modern motor car, the Industrial Revolution, Women’s right to vote, Two World Wars, advances in medicine, the moon landing, the internet, AI, … The list is endless and the transformation over this time is truly remarkable.

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Offshore Energy increased its turnover and increased EBITDA 52%, resulting in an EBITDA margin of 30.7%, a testament to the segment’s disciplined and effective project execution. The order book stood at +4 billion euros, consistent with the previous year, bolstered by follow-on projects, the addition of Havfram and new contract awards. Driven by consistent high utilization across the different projects, vessel occupancy for the Offshore Energy segment remained strong at 85% (44 weeks), compared to a peak of 90% (47 weeks) in 2024.

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With continued progress across its project base, Environmental achieved a turnover of 272 million euros and EBITDA of 40 million euros, resulting in a 14.7% margin. The order book strengthened to above 400 million euros, reflecting new awards in Belgium and the Netherlands.

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