Bwin: The Ultimate Online Sportsbook for Mega Wins! ElectraWorks Limited owns the Bwin online sportsbook. . Melhores slots online de Casino com prémios Megaways! Aproveita já o nosso bónus de casino. The bookie is authorized by the Government of. EveryMatrix. EveryMatrix completes strategic investment round and appoints new board members including ex-bwin's Norbert Teufelberger as new Chairman.