It is a Swiss association specialising in surface technologies and innovative treatments applied to materials. It brings together companies, researchers and professionals working to develop and improve surface treatment processes, such as coatings, electroplating and other advanced techniques. The association plays a key role in facilitating knowledge sharing, supporting research and innovation, and promoting high standards of quality and sustainability in the sector. Ass.RTN Surface Innovantes thus contributes to the growth of surface technologies in Switzerland and internationally.