Currently, Mr. Ritonummi is the Deputy Director General in the Energy Department of Ministry of Economic Affairs and Employment, Finland. Ritonummi is Energy Engineer, having graduated 1990 from the Lappeenranta University of Technology with a M.Sc. in Nuclear Engineering. He has worked for the Energy Department since 1996 (Until 2008 Ministry of Trade and Industry). In the Ministry over the years has worked with Electricity Markets, Power Production, Demand Side Management, Security of Supply, Emission Trading, Energy and Climate Strategies and lately with Energy Technologies including hydrogen. He enjoys sailing, fishing and basketball.