SII Deutschland GmbH

SII Deutschland GmbH


We are specialized in the development of complex systems – from concept to certification phase.

Driven by our longstanding experience in Aerospace, today we support a variety of industries, at highest quality level.

Achieving superior quality products and services is our mandate and our mission. From our earliest inception, our focus is set on forging long term relationships with our Clients and developing highly skilled professionals, capable of responding to tomorrow’s needs. Our technical solutions are:

feasible - reliable - certifiable


Founded in 1996 as Engineering bureau for aircraft interiors, today SII ranks among the preferred engineering suppliers for the Big Players in the European Aerospace industry. At the same time, we maintain an active focus on the expansion of our activities in the IT sector, through the development of our own in-house software solutions.

Our competences include the mechanical and electrical design, the calculation as well as the development of hardware and software. We support our Clients in the areas of testing, manufacturing and aftersales and generate the associated technical documentation. Our portfolio also offers technical consultancy, along with project and quality management, in accordance with ISO9001 /EN9100 standards.

Airlines, Operators and MROs worldwide rely on the support offered by our EASA 21J Design Organization for the upgrade of their fleets.

In addition, our DESIGN STUDIO is a recognized partner by the High-Tech automotive segment for creative design, styling, CAS and Class A modelling.

We are the German member of the SII Group – with over 9.700 employees one of the most renowned Engineering and IT Consultancy corporations worldwide.


  • Locations: In the North: Hamburg, Rostock, Bremen, In the South: Schwäbisch Hall, München, Gilching, Donauwörth, Regensburg, Dingolfing
  • Services: Design & Styling, Mechanical Design & Calculation, System Engineering, Technical Documentation, Integrated Logistics, HW- & SW Development, Digital Solutions & IT Security
  • Industries: Aerospace, Automotive, Marine, Transportation, Special Machines
  • Offshore Capability: Through our subsidiaries in Romania, Poland, India and Morocco