• European Commission Liaison Office to Kosovo (ECLO)
• United Nations Development Program (UNDP)
• Regional Ministry of Electricity in Kurdistan (RMEK)
• Kosovo Transmission System and market operator (KOSTT)
• Kosovo Energy Corporation J.S.C. (KEK)
• Kosovo Energy Distribution and Supply Company (KEDS)
• Trepça Under KPA administration
• Newco Ferronikeli Complex L.L.C
• Kosovo Government