PERSEPHONE has strong and well-balanced consortium. It consists of two world leading mining companies GM - Grecian Magnesite S.A. & KGHM - KGHM Polska Miedz SA; two mining assisting companies in-terms of advance technology and digitization tools EPI - Epiroc Rock Drills AB & MRP - MineRP; five research institutes and an SME covering various aspects related to mining like mechanical design, services, geology, autonomy, and sensor technology CUP - KGHM Cuprum Spółka Z Ograniczoną Odpowiedzialnością Centrum Badawczo- Rozwojowe, GSB - Institut Royal des Sciences naturelles de Belgique, LTU - Luleå University of Technology, DTU - Technical University of Denmark, SPE - Spectral Industries B.V. & UPAT - University of Patras; a non-profit organisation INTRAW - International Raw Materials Observatory; and LPRC - La Palma Research Centre SL.