季莫申科聯盟
In 2007 Vlasenko became a member of the Ukrainian Social Democratic Party. in the 2007 parliamentary elections he was placed at number 170 on the electoral list of the Yulia Tymoshenko Bloc and was not elected into the Ukrainian Parliament. In June 2008, Vlasenko became People's Deputy of Ukraine and a member of the faction of the Yulia Tymoshenko Bloc. After he left the post of deputy head of the State Tax Administration.