Bremen-based renewables developer and operator Energiekontor AG (<a href="https://www.boerse-frankfurt.de/equity/energiekontor-ag" target="_blank">ETR:EKT</a>) has agreed to supply a subsidiary of steel producer Salzgitter AG (<a href="https://www.boerse-frankfurt.de/equity/salzgitter-ag" target="_blank">ETR:SZG</a>), with over 120 GWh of green electricity annually from two solar parks, which will be built in northeastern Germany.