Moscow, Russia — October 6, 2011 — Mechel OAO (NYSE: MTL), a leading Russian mining and metals group, announces that it intends to release its financial results for the first half period ending June 30, 2011, on Tuesday, October 11, 2011. In conjunction with this release, Mechel will host a conference call, which will be simultaneously broadcasted live over the Internet. Stanislav Ploschenko, Chief Financial Officer, will host the call.

The conference call will take place at the following time:

Tuesday, October 11, 2011

6:00 PM Moscow Time

3:00 PM London Time

10:00 AM New York Time

Please dial the number below approximately 15 minutes prior to the scheduled time of the call, quoting Mechel, and the chairperson name, Vladislav Zlenko.

Conference Call Phone Numbers:

International +44 (0) 20 3003 2666

US toll free 1 866 966 5335

Listeners can access the conference call live over the Internet through a link on Mechel's web site at https://www.mechel.com/investors/fresults/index.wbp

Please take 15 minutes prior to the call to visit the site and download and install any necessary audio software. Additionally, a record of the webcast will be available on our web site.