1. VTT Technical Research Centre, Finland
2. Energinet.dk, Denmark
3. REE, Spain
4. With the Laboratorio Nacional de Energia e Geologia and the University of Lisbon.
5. With EirGrid, Ireland.
6. With Amprion, Germany.
7. With the Fraunhofer Institute for Wind Energy and Energy System Technology, Germany.
8. With the European Wind Energy Association.