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Onshore and Offshore Wind Power Services

Our Group offers a range of industrial services in the field of Renewable Energy: onshore wind services dedicated to large wind turbine market and offshore wind turbine maintenance.

Onshore Wind Services

PLENR and OPENR have been integrated to the Louis Dreyfus Armateurs Group in 2019. Both companies allow us to increase the range of industrial services in onshore and offshore wind.

Key expertise in:

  • Assessments/Consulting/Analysis/Technical operations (see also PLENR);
  • Inspections/Technical Support/Site management/Maintenance (see also OPENR)

Paysage Eolienne turbine OPENR


Offshore Wind Services

Our reputation, our global maritime know-how and our commitment for innovative projects lead us to be a major player in marine renewable energy. Our Group is also committed to participate actively in the construction of the French and global offshore wind industry.

2,500 MW

Wind studies carried out by plenR

120 MW

Under technical management of plenR


Intervention on wind farms in France by openR

+ de 6 700

Regulatory inspections carried out in 2022 by openR