ADDER specializes in composite materials and mechanical engineering. Our line of aircraft interiors is constantly improving thanks to technological skills which enable us to devise new solutions for the technical challeng......ADDER specializes in composite materials and mechanical engineering. Our line of aircraft interiors is constantly improving thanks to technological skills which enable us to devise new solutions for the technical challenges we encounter. Because we are always in tune with our customers needs, we are able to create products which are increasingly reliable, easy to use and to maintain. We are proud that major airline companies are now flying with ADDER aircraft interiors products. Backed by our quality assurance, design skills and productivity, we can offer the most