Oleg G. Levchenko was born September 8, 1956. In 1980 he graduated from Kyiv Polytechnic Institute (Chemical Engineering Department) majoring in chemical engineering binders specialization - electrode-flux production. Oleg G. Levchenko – known scientist in the field of working safety and ecology in welding production. He began his scientific work at the E.O. Paton Electric welding Institute of National Academy of Sciences of Ukraine. He rose from engineer to the head of the scientific Department on problems of working safety and ecology in welding production in E.O. Paton Electric welding Institute. Since 2003 he has been working in NTU “KPI” as a professor of the Department of Labor,; and in 2007 became a Head of Department of Labor, Industrial and Civil Safety.