ASK – Aeroconsulting Stephan Koenen – founded in 2018, is a Consultancy providing a range of aviation services based on experience of more than a decade in the industry. We manage large projects such as cabin developments for airlines, consult on certification matters in planned or running projects, and can represent you at suppliers during the development and production phases of cabin projects. We want to help you to deliver best-possible projects, by providing expertise and guidance, while reducing your project-related business travel, and by allowing you to spend your time and effort where it gets you the greatest value.