Jan Portheine ()
CEO of KarTent (cardboard festivals tents; 2015) and alumni TU Delft. KarTent consists of young entrepreneurs with a passion for cardboard and a craze for festivals. Together they are the front runners of the cardboard revolution. KarTent is a 100% Cardboard tent and fully recyclable. This environment friendly tent stays dark and cool in the morning sun, and is above all waterproof.