In 1998, Abyzov was appointed by the vice-president of the board of Directors of Novosibirskenergo. The same year, Abyzov was appointed by a member of the board and the chief of the Department of Investment Policy and Business-Projects of RAO UES. In 1999, he became the vice-president of board of RAO UES. In 2004, in connection with the change of the organizational structure of RAO UES, Abyzov was appointed by a member of the Board of the RAO and operating Director business-unit. Since June, 2003, Abyzov has been the Chairman of the Board of Directors of RAO UES municipal systems. Since July, 2005, Abyzov has been the general Director of Joint-Stock Company UK Kuzbassrazrezugol. Also, since April, 2006, Abyzov has been the Chairman of the Board of Directors of British coal company Power Fuel. In July 2007, Abyzov received a position as Chairman of the Board of Directors in E4 Group. Also, since August, 2007, Abyzov has been the Chairman of the Board of Directors for Mostotrest.