Today, everything revolves around branding in the cleanroom. C7 is an association of seven companies from the film production, design, media consulting, IT, food, moderation and events sectors. Luis Langner from bildbrauerei is a founding member and tells Susan Weckauf what the idea behind C7 is and why it was so prominently represented at the Lounges trade fair in Karlsruhe. Have fun with a new episode!