Twenty-four year old Leo started producing music at the tender age of eleven, using an old computer and got his first release out by the time his was seventeen. He has been playing records professionally since 1996 and has already got numerous booking requests worldwide. Being in the frontline of the Finnish underground techno scene, Leo has already played at all the biggest dance events throughout Finland, Estonia, Poland, Latvia, Germany and Lithuania.

His debut release for the legendary Tresor Records entitled '6am' caused a sensation in the hard techno community, being placed high in many established and respected Djs charts including Adam Beyer and has since become an eBay rarity. Leo has since recorded on Tresor, releasing the 'Tontunmaki EP' at the beginning of 1999.

Leo produces under the monikers of Swichblade, Leo Rekal, Sebastian Blade and Esbo Electric and as well as Tresor, his trademark hard and†fierce techno tracks can be found on his own Switchblade imprint and Tresorís Annex compilations.