We convert your vision
into an airworthy solution

Over the years, we have gained experience with many aviation products, materials, techniques and aircraft types. All this has built a confidence in our philosophy, showing our approach to solve aviation engineering challenges with innovative and sustainable solutions.

Growing with the demands on nowadays aviation industry, we continuously develop new design solutions utilizing latest technologies, materials and methods for Commercial and
General Aviation.

Development and certification of an amount of national and EASA STC’s for whose maintenance and airworthiness of the operating aircraft we are responsible.

Development and approval of more than 720 engineering projects, including modifications of the following technical areas:

  • Structural development expertise
  • Realizing power plant retrofits
  • Development of after-market repair solutions
  • Special Mission Equipment installations
  • Already more than 380 development projects certified.
  • Camera hatch installations for special airborne missions
  • Avionics retrofits
  • Certification of cabin interior refurbishments of various


ACC COLUMBIA Design is the holder of the type certificate FFA AS202 ‘Bravo’. Furthermore we are responsible for the continued airworthiness of the Type Certificates WDL Airship and Ruschmeyer R90.

Our approval certificate enables us to carry out the most complex technical projects with full airworthiness and legal protection.


We offer our customers an individual solution.