Construction of water intake for Manastirska SHPP in the Village of Chuprene, Region of Vidin Employer: STIS Ltd. Period of the contract: 2009 year. Status: completed

Construction of penstock for Manastirska SHPP in the Village of Chuprene, Region of Vidin Employer: STIS Ltd. Period of the contract: 2009 year. Status: completed

Pastra Canal - repair works from external and internal side in the section between the barrage on the Rilska River up to the settler, partial repair the walls of the settler and repair inside the intake basin of Pastra HPP http://www.hylow.eu/ Employer: Bulgarian Joint-Stock Company Granitoid AD Period of the contract: 2009 year. Status: completed