In 1988-1998 he was the CEO of the Surgut Gas Processing Factory.
From November 2001 to 16 November 2006, he was a First Deputy Chairman of the Board of Directors of Gazprom.
From October 2005 to November 2006, he was the President of Sibneft (Gazprom Neft).
Since July 2004 Ryazanov has been a member of the Coordination Committee of RosUkrEnergo.
In 2000-2001 Alexander Ryazanov was a deputy of the State Duma.
Александр Рязанов. Энергия промышленного роста (in Russian). 2 (2). December 2005. Archived from the original on 13 December 2010. Retrieved 11 October 2010. Александр Рязанов ↩