1996–1998 - Assistant, expert of the Corporate Analysis Division at Sobolev Consulting Agency.
1998–2001 - Deputy Director General at Business Relations Agency.
2002–2003 - Deputy Editor-in-Chief at RCB Publishing House.
2003–2015 - Press Secretary to Chairman of the Management Committee – Deputy Head of the Information Policy Department at Gazprom.
2015–2019 - Press Secretary to Chairman of the Management Committee – Deputy Head of Department 106 at Gazprom.
Since 2019 - Head of Department 106 – Press Secretary to Chairman of the Management Committee at Gazprom.
Sergey Kupriyanov was born in 1974 in Vyazma, Smolensk Region. Sergey Kupriyanov graduated from the Moscow Institute of Physics and Technology, majoring in Applied Mathematics and Physics.