Modify your aircraft with us!
The Design Organisation (DO) of Assystem in Germany has a wide range of aviation right privileges. Several hundred projects were performed on various aircraft samples from manufacturers such as Airbus, ATR, Augusta, BAe, Bell, Boeing, Bombardier, Cessna, Embraer, Eurocopter and Learjet.
DOA: EASA 21J.657
Categories: CS 23, 25, 27, 29 (p)
Development Part 21
Supplemental Type Certificates STC
Repair, classification major / minor
Changes of and supplements to the aircraft manual
Products & solutions
Crew rest: Crew rest seat modifications for Class 3 Crew Rest. Read more here.
ELA: Electrical Load Analyses for individual aircraft or whole fleets
CLM: Cabin Layout Management