Denis was born in Chita in 1979. In 2001 he graduated from the Chita State Technical University with a degree in Economics and Management. In 2003 he obtained a second higher education in the Chita State Technical University with a degree in jurisprudence. He began his career in 1999 holding various positions in commercial organizations. From 2005 to 2012 he filled civil service positions in Zabaykalsky region – from the main specialist of legal department to the First Deputy Head of the State Forestry Service of Zabaykalsky region.
From 2012 to 2014 he held civil service positions –Minister of Forest Complex, First Deputy Minister of Industrial Policy and the Forest Complex of the Irkutskaya region.
Не completed an advanced training at the Academy of Budget and Treasury of Finance Ministry of Russia, the Far Eastern Academy of Public Administration.
He received intradepartmental awards and letters of thanks from the Governor of Zabaykalsky region. Since November 2014 he has been a Deputy General Director for Legal Services of LLC "Siberwood".