DG

DEME Group

Belgium

WindHydrogenOther
Founded 18765000+ employees
Profile last updated: April 29, 2026

About

Founded in 1876, DEME Group is a renewable energy company headquartered in Belgium with approximately 5000+ employees specializing in Wind, Hydrogen, Other.

DEME Group is a global solutions provider in offshore energy, dredging, marine infrastructure and environmental works, headquartered in Belgium. Its offshore energy activities include the transport and installation of foundations, turbines, inter-array and export cables and substations for offshore wind farms, as well as cable installation and multipurpose vessels. Its Concessions segment invests in and develops offshore wind, port infrastructure and green hydrogen projects, including through DEME HYPORT Energy. DEME also provides dredging, land reclamation, coastal protection, soil and sediment remediation, and nature-based solutions. The group reports nearly 6,000 employees and a fleet of over 100 specialised vessels, and celebrates 150 years of operation in 2026.

Headquarters

Belgium

Founded

1876

Employees

5000+

Focus areas

offshore winddredgingmarine infrastructurecable installationfloating offshore windgreen hydrogenland reclamationsoil remediationcoastal protectionnature-based solutionsoffshore energywind turbine installation

Products & services

Business models

B2B

Value chain

ConstructionEngineeringDevelopmentR&DCommunity Engagement

Locations

Headquarters

Belgium

Projects

6

Hornsea One export cables

Offshore wind export cable

Installation of 467 km of export cables for the Hornsea One offshore wind farm, described as the longest AC offshore wind export cable project installed.

United Kingdom

Modular Offshore Grid

Offshore grid submarine power cable

EPCI scope for 85 km of submarine power cables, delivered ahead of schedule.

Belgium

Hywind Tampen

Floating offshore wind foundations

Front-end engineering and design study for 11 floating concrete spar foundations for floating offshore wind.

Norway

Moray East offshore wind farm

Offshore wind farm foundations

Installation of 309 piles using the DP2 jack-up vessel Apollo.

United Kingdom

Rentel offshore wind farm

Offshore wind farm inter-array cable

Cable burial works optimised with the CBT 1100 trenching tool.

Belgium

Formosa 4 offshore wind farm

Offshore wind farm

Substantial contract awarded to DEME for the Formosa 4 offshore wind farm.

Taiwan

Credentials & affiliations

Certifications

CO2 Performance Ladder

Issued by: LRQA

Industry memberships

WindEurope FOW Committee

Partnerships

MPVAqua consortium, Femern Link Contractors consortium, COMOL5 joint venture, Global Sea Mineral Resources, DEME HYPORT Energy, Equinor ASA

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