Main Disclosure of information Bonds and credit rating

Moody's PR 2009

Fitch PR 22 Jan 2007

Moody's PR Jan 2007

The international rating agencies Fitch Ratings and Moody’s in January 2007 provided investment ratings for JSC SIBUR Holding. Fitch Rating — BB, «stable» prognosis. Moody’s Rating — Ba2, «stable» prognosis. In December 2009, Moody’s affirmed the rating of the company. In September 2010, Fitch Ratings improved SIBUR’s rating from «stable» to «positive». The long-term default rating was affirmed as BB, the short-term as B.

The conferment of these ratings is recognition of the performance of management in increasing production efficiency and improving the financial situation of the company.

The agencies took note of the leading market positions of SIBUR for the large proportion of their products, as well as the company’s efforts to significantly increase production. In addition, it is noted that there is good diversification and a wide product range, as well as only moderate dependence on individual customers.

The company will continue to implement measures aimed at improving transparency and financial stability.