Prior to co-founding Arena Aviation Capital in 2014, Diederik started his career in aviation leasing in 2001 with debis AirFinance (now AerCap). After having spent almost 4 years within the Contracts Managing department where he was responsible for the day-to-day lease management relating to more than 30 lessees, he moved to the Portfolio Management and Trading department where he served as a VP, initially focusing on the trading out of AerCap’s older fleet of aircraft (Fokker 100, MD80 and B737 classics). In addition, he dealt with the acquisition and sale of new aircraft and complex beneficial ownership transfers. During his 12 years tenure within AerCap, he also managed and was involved in the negotiation of the company’s forward orders with Airbus and Boeing (>130 aircraft) and the engine OEMs. Diederik holds a Bachelor of Business Administration (Management, Economic and Law) from Hanzehogeschool Groningen.