Q.C.M. design GmbH – DOA No. EASA. 21J.509

QCM Achieve EASA Design Approval

At long last, the Approval Certificate No. EASA.21J.509 which certifies the Q.C.M. design GmbH as approved according to Part 21, Section A, Subpart J, has arrived!

With this approval comes the ‘green light’ to start on various projects. Among our Part-21 capabilities, our clients will find our experienced engineers improving and enhancing

  • Avionics and their installation
  • Structures
  • Electrical Systems
  • Cabin Interiors
  • Galleys or other interior equipment

Our design scope includes certifying changes to large aeroplanes, small aeroplanes, and small rotorcraft. These changes are always designed in accordance with the latest certification and environmental protection requirements; all certification processes are handled with the utmost care and professionalism to ensure a customised and safe modification to the customers’ aircraft.

We offer additional QCM DOA Services

  • Customized product development from scratch to delivery
  • Project layout definition including safety analysis
  • Technical Documentation and Publication
  • EASA liaison for FAA approved designs

Our ambition is to fulfil our customers’ expectations with our in-house creativity and technical expertise, while at the same time maintaining the highest levels of safety and quality standards on the market.

No matter what your desired design concept, we will offer a tailor-made solution for you. We look forward to evaluating your individual request.


Any questions or enquiries can be directed to our helpful staff!

Christian Schusser, Chief of Office of Airworthiness

Erika Guillaume, Design Engineer

e-mail: design@part-21.ch


Your QCM Team.

Belp, 14th June 2013


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