The German optician and eyewear retailer Mister Spex has appointed Sebastian Dehnen as chief financial officer, replacing Tobias Steffer, who has taken over the newly created position of chief data and corporate development officer.

Prior to joining Mister Spex, Dehnen was CFO at AutoGravity, a Californian company that created a vehicle financing and leasing mobile app. Prior to that, he was CFO and chief operating officer in Germany for the car rental and car share app car2go.