Steffen is CFO of 6Wunderkinder, the makers of the successful app Wunderlist. In his role Steffen is responsible for the fields of accounting, finance, HR and legal. He was responsible for negotiating and closing the investment rounds with Atomico, Earlybird and Sequoia, with a total transaction value of approx. 30m USD. Before joining 6Wunderkinder, Steffen worked in the airline and consultancy industries.