 Thunderful was expanded into the Thunderful Group in December 2019, taking over Bergsala Holding's distribution subsidiaries.The group is made up of operational units for development, publishing, and distribution.Image & Form and Zoink, two independent video game developers based in Gothenburg, developed a close relationship when their founders and chief executive officers (CEOs), Brjánn Sigurgeirsson and Klaus Lyngeled, respectively, became best friends.