Moscow, February 11, 2011. CenterTelecom OJSC appoints Vladislav Ledkov the company's new Deputy General Director responsible for project management. Prior to this appointment Mr. Ledkov was running CenterTelecom's Kaluga branch as a Director.

Natalia Kalyatskaya has been appointed the branch's acting Director since February 10. Previously Ms. Kalyatskaya worked as Kaluga branch's first Deputy Director responsible for business development and sales.

About Vladislav Ledkov

Vladislav Ledkov joined CenterTelecom as Deputy General Director, Director of Kaluga branch, in 2002. Prior to joining the company he was taking a number of managerial positions in Tula Regional Telecommunications Directorate, Kaluga Regional Telecommunications Directorate, Rossvyazinform's and Electrosvyaz's branches in Kaluga region.

Mr. Ledkov was born on August 27, 1947. In 1970 he graduated from Kuibyshev Electronic Technical Institute with a specialty in telecommunications.

About Natalia Kalyatskaya

Natalia Kalyatskaya joined CenterTelecom's Kaluga branch in 2002 as a chief of internal audit department; in 2004 she was promoted to the post of the branch's chief of strategic business and marketing department. In 2008 Ms. Kalyatskaya was appointed the branch's deputy Director responsible for commercial issues. Since January 2010 she worked as the branch's first Deputy Director responsible for business development and sales.

Ms. Kalyatskaya was born on March 15, 1971. In 1993 she graduated from Moscow State Railway Engineering Institute with a specialty in automated information processing systems administration. In 2006 she graduated from Moscow Labor Market and IT Academy with a specialty in crisis management. Ms. Kalyatskaya holds a PhD in Technical Sciences.