03.03.2015 - Hinwil. The Sauber F1 Team is pleased to announce Silanna as Principal Partner. Silanna is an international semiconductor company that invests in disruptive technologies in order to bring advanced semiconductor products to market. The Silanna logos are visible on the front and rear wing endplates of the Sauber C34, as well as on the side of the cockpit and the top of the monocoque.