The Vogelsanger family’s Wimex AG trading company starts to import children’s and youth bikes from Taiwan for the Swiss market.

Karin Vogelsanger takes over as CEO of Wimex AG.

Wimex AG starts developing its own models in the bike categories mountain bike, city bike, children's bicycles and youth bikes and has them manufactured by partners in Taiwan and China. In 2010, the first own pedelecs complete the offer.

Protanium is founded in Denmark by the designer Brian Hoehl and the inventor Lars Munksoe.

Protanium develops the first removable pedelec battery that is built into the frame. The design is protected by international patents.

The Accell Group acquires a majority stake in Protanium and expands the company as a standalone development and design business for pedelecs. Relocation to the Netherlands.

Protanium’s built-in battery solution wins the Eurobike Award. Further awards include the Taipei Cycle Award, the IF Design Award, the Red Dot Design Award, and the German Design Award.

Wimex AG enters into collaboration with Protanium and launches Diavelo distribution in Switzerland.

To strengthen sales activities, Diavelo Schweiz AG is founded as a sister company of Wimex AG.

Protanium presents the Pininfarina Evoluzione e-bike, which wins numerous design awards.

Opening of the world's first Diavelo Concept Store in Zurich under the direction of Diavelo Schweiz AG.

Acquisition of Protanium and Diavelo by Karin Vogelsanger, founding of Protanium GmbH, based in Switzerland.