Sabrina John is project manager, managing director, board member. She manages the project Medifly Hamburg, which aims to establish medical air supply chains between hospitals and laboratories in major cities using unmanned aircraft systems. Sabrina John is managing director of GLVI Gesellschaft für Luftverkehrsinformatik, which develops safety-enhancing software for aviation. Before that, she was with DFS Deutsche Flugsicherung and UPS. She is actively involved in UAV DACH e.V., Germany's largest professional association for unmanned aviation, as a volunteer for the safe and efficient integration of drones into the airspace. The members rewarded her commitment and elected her to the board in 2020.