TR Airworthiness Certification Services Inc. was established on 4 October 2018 as a 100% subsidiary of Turkish Aerospace Industries (TUSAŞ) to operate in airworthiness and certification. It provides support to companies that carry out projects in the Aerospace and Defense Industry in terms of design, certification and airworthiness. With its expert staff with over 300 years of aviation and defense industry experience in total, technical support, consultancy and training services are provided in the following subjects. Aircraft Certification, Preliminary Airworthiness and Continuing Airworthiness Activities (Part 21, ETSO/TSO, etc.)
Design, Certification and Airworthiness Trainings (Collaboration between the Defense Industry Academy (SSA) and Airworthiness Trainings) Design, Systems Engineering and Qualification Processes Consultancy In Aerospace and Defense Industry projects, support is provided for design, qualification and air/land vehicle integration within the scope of the following subjects.

Structural Systems,
Strength and Structural Tests Flight Performance,
Propulsion and Dynamics
Avionic Systems
Design Safety (SAE-ARP-4761/4754, MIL-STD-882, ISO26262) processes support and training Continuous Airworthiness Processes (Part-145/147) DO-178C Software and DO-254 Hardware Design and Related Training DO-160 and MIL-STD-810 Environmental Qualification Support System Engineering Processes and Training. Aircraft Certification, Initial Airworthiness and Continuing Airworthiness Support/Consultancy