• 01.03.2017
  • Air, RUAG MRO International, RUAG Australia
  • Media release

RUAG marks 5 years of EASA Design Organisation Approval

RUAG MRO Switzerland is currently celebrating 5 years as an approved EASA Part 21J DOA. The aircraft services provider and life cycle support specialist manages full in-house engineering capabilities. RUAG MRO Switzerland is authorised to classify changes as major and minor, develop major changes, major repairs and STC, and develop and approve minor modifications and minor repairs. The company has also achieved new Terms of Approval with second scope expansion for operational suitability data....

“Our customers’ creative ideas are our priority. These can include completely new aircraft interior comfort solutions, or a cockpit upgrade. They may also choose to streamline in-flight entertainment (IFE) systems or to enhance existing avionics with proven packages. This is all part of how we support our customers,” explains Bas Gouverneur, General Manager Engineering, RUAG MRO Switzerland. “Customers rely on RUAG MRO Switzerland to improve their flight experience as well as the performance and operations of their aircraft. We are pleased to have confirmed our DOA certification with EASA, year after year, and are keen to serve our customers with the full spectrum of engineering and DOA capabilities,” states Bas Gouverneur.

In fact, RUAG MRO Switzerland maintains complete in-house competency for project management support. The  engineering team enables civil aviation customers to realise their ideas, assessing the viability of a proposal, and then advancing it from initial requirement definition, through design, manufacturing, integration, and verification, to certification. “DOA approval allows our customers to benefit from RUAG MRO Switzerland’s vast engineering project management experience, supported by the entire organisation and its knowledge base, as well as supply chain services and flight testing,” continues Bas Gouverneur.  

RUAG MRO Switzerland engineering services provides prompt response to a full spectrum of improvement and upgrade proposals from both customers and in-house sales and technical teams. “By virtue of our EASA DOA certification, RUAG MRO Switzerland proves itself to be an engaged, professional partner applying proven standards, processes and verification techniques in the interest of innovation, improved performance and cost-effective benefits,” emphasises Lukas Billeter, Vice President Technology, RUAG MRO Switzerland.

EASA Part 21J DOA organisations comply with exacting EASA regulations and are thoroughly audited on a regular basis. “Our mission is to provide creative, state-of-the-art solutions which fit within the regulatory framework set by EASA,” adds Bas Gouverneur. EASA guidelines and airworthiness standards also require engineering organisations to continuously review, edit and submit the Design Organisation Handbook.


RUAG MRO Switzerland is a leading supplier, support provider and integrator of systems and components for civil and military aviation worldwide.

Servicing aircraft and helicopters throughout their entire life cycle, the company’s core competencies include maintenance, repair and overhaul services, upgrades, and the development, manufacturing and integration of subsystems.

RUAG is an authorised service centre for OEMs of renown, such as Airbus Helicopters, Bell, Bombardier, Cirrus, Cessna, Diamond, Dassault Aviation, Embraer, Leonardo, Piaggio, Sikorsky, Piper, and Mooney, as well as a service centre for 328 Support Services, Hawker Beechcraft, Viking und MD Helicopters. RUAG MRO Switzerland is also a partner to the Swiss Armed Forces and other international air forces.

The company is also the manufacturer (OEM) of the Dornier 228, a versatile aircraft for challenging special missions and passenger and cargo operations.

RUAG MRO Switzerland is an approved Part 21/J EASA Design Organisation, Part 21/G EASA Production Organisation, and Part 145 EASA Maintenance Organisation.