Management board

Thomas Sonntag

Managing Director
Thomas Sonntag holds a degree in mechanical engineering and has spent more than ten years in various management positions in the Airline Industry acquiring comprehensive industry know-how and an excellent network of relevant stakeholders throughout the world. Previously, he held various management positions at Siemens and ABB, among others.


Ingeborg Manz-Maier

Director Finance
Ingeborg Manz-Maier heads Jettainers finance and HR department. After several leading positions in finance in the passenger and cargo airline industry, she joined Jettainer in 2009. Ingeborg Manz-Maier holds a degree in business administration. She is married with two grown up daughters. In her spare time she plays the piano and enjoys travelling.


Frank Mühlenkamp

Director global Operations

Frank Mühlenkamp leads our Operations department and the worldwide UCD-control desks. Having grown up in South America, he has held several senior management positions in Ground Operations and Aircraft Handling in Germany, Europe and the US. He brings along in-depth operational expertise. Frank Mühlenkamp likes to spend his free time watching live soccer games and spending time with his labrador.


Thorsten Riekert

Director global Sales & Key Account Management
Thorsten Riekert leads our sales and key account team. He has held various senior positions in sales operations within the Lufthansa Group in the past. Thorsten Riekert joined Jettainer in 2015, coming from Lufthansa Technical Training. Prior to this, he gained experience in the operational airline world in air traffic and in the air-cargo sector at other airlines. In his leisure time, he enjoys running, skiing and spending time with his family.


Arnd Trapp

Director IT
Arnd Trapp leads our IT department which is responsible for development and operation of all Jettainers software solutions. He served 8 years in the German army as a pilot and completed a degree in computer science. Prior to joining Jettainer in 2015, he filled leading positions at Lufthansa CityLine and Lufthansa Systems. Arnd Trapp is married with 2 kids and lives in the area of Cologne. In his leisure time, he enjoys training for (half-) marathon contests.


This website uses cookies. By continuing to browse this site you are agreeing to our use of cookies. OK More information