OREANDA-NEWS. February 07, 2011. Kazakhmys PLC announces the appointment of Sergei Diachenko to the role of Group Chief Operating Officer. Sergei joined Kazakhmys in October 2010 as Technical Director. His promotion to Group Chief Operating Officer will include the day to day operational and technical management of the Group's activities, including health and safety.

Sergei is a mining graduate of the St Petersburg Mining Institute and the Russian Academy of Sciences and has an MBA from the Gordon Business Institute, Pretoria University. He has 25 years experience in mine management and development including with Rio Tinto and most recently as a Group General Manager at De Beers.

Oleg Novachuk, Chief Executive Officer said; "Sergei has made a significant impact on Kazakhmys in the few months that he has been with us and we are delighted that he has now stepped up to this new role. Sergei has a combination of skills and experience that will assist us to continue developing our operations, with a focus on improving both efficiency and safety."