ASN Ingenieursgesellschaft mbH and Co. KG

Our name is our practice
ASN Ingenieurgesellschaft mbH & Co. KG (ASN), located in Hamburg, relies on their qualified staff and their long term partners.
Evolution is part of the development in companies and this is the reason why organizations will only be successful when they take part in the development of the environment.
With this idea in mind, ASN and their network operate in order to be a dynamic, flexible and competitive company and at the same time offering cost-effective productivity.

Kai Ritter
Dipl.-Ing. Kai Ritter, born in Windhoek, Namibia, grown up in Namibia and South Africa and has moved to Germany several Years ago.
After an apprenticeship as an electronics engineer, he joined the university of applied sciences in Hamburg and graduated as diploma engineer for aircraft design in 1994.
He holds more than 25 years of professional experience with various projects and industry lines, gained in renowned companies like Airbus, Boeing or Lufthansa.
In summer 2005 he founded Aviation Service Network. Since the change of the company's legal status he is executive manager of ASN together with Thomas Stein.
Stages of professional experience
- ASN Ingenieursgesellschaft mbH & Co. KG, Hamburg
- Aviation Service Network, Hamburg
- Rheinmetall Defence Electronics GmbH, Hamburg
- PKI Ingenieurgesellschaft mbH, Hamburg
- Deutsche Aerospace Airbus, Hamburg
- Lufthansa Technik AG, Hamburg
- Boeing, Seattle, USA
- IPTN, Bandung, Indonesia
- Piller Power Systems GmbH

Thomas Stein
Dipl.-Ing. Thomas Stein, grew up in the south of Hamburg, Germany.
After finishing his apprenticeship as an aircraft metal sheet worker at Messerschmitt-Bölkow-Blohm (MBB) in Hamburg, he gained several years of work experience as airframe mechanic for different Boeing and Airbus aircrafts at Lufthansa Technik AG in Hamburg.
Attracted by aircraft technology, he started to study aircraft design at the university of applied sciences in Hamburg. In 1996 he graduated as diploma engineer. During his studies he gained international experience by internships in Toulouse and in the USA.
As aircraft engineer Thomas Stein gained professional experience in various companies and positions concernig technical documentation as well as aircraft maintenance.
Thomas Stein is executive manager of ASN together with Kai Ritter.
Stages of professional experience
- ASN Ingenieursgesellschaft mbH & Co. KG, Hamburg
- Aviation Service Network, Hamburg
- Schröder Consulting & Engineering GmbH, Hamburg
- Rheinmetall Defence Electronics GmbH, Hamburg
- DaimlerChrysler Aviation GmbH, Stuttgart
- Aero Lloyd GmbH, Frankfurt/Main
- PKI Ingenieurgesellschaft mbH, Hamburg
- Deutsche Aerospace Airbus, Hamburg
- Lufthansa Technik AG, Hamburg
- Messerschmitt-Bölkow-Blohm (MBB), Hamburg