Daniel Tudose previously worked for RENEL, Electrica Oltenia and CEZ Distributie (currently known as Distributie Oltenia).
In December 2010, CEZ Group in Romania bought 100% in TMK Hydroenergy Power SRL and invested in the rehabilitation of the hydropower complex in Resita with a view to increasing efficiency. The production capacity rose from 18MW to nearly 22 MW after the finalization of the modernization process.