Part 21J DesignEngineering Support We can provide technical / engineering support to non Part 21J approved organisations in order to approve engineering orders that are compiled by their respective engineering departments. Medavia TechnicsOur Clients Related Services External Liveries Electrical & Avionic Systems Special Mission Equipment Installations Cabin Interiors & Structural Changes Layout of Passenger Accommodation Emergency Equipment Relocation AOG & Non-Standard Ferry Flight Conditions & Permit to Fly Engineering Support Aircraft Assessments ADS-B Out