The rest of the 100: Christian Winter, head of Tengelmann Ventures

Christian Winter is the head of Tengelmann Ventures, the corporate venturing unit of Germany-based retailer Tengelmann, a role he combines with his position as managing director of Tengelmann E-Commerce.

He was co-founder and chairman of web hosting company Gatrixx and co-designed finanztreff.de, a finance portal. He previously worked at companies including IBM and Pironet NDH and Karstadt.

Winters advisory roles and board positions include Germany-based e-commerce companies DealUnited and Delivery Hero Holding.

He studied at the University of Dortmund.