Marketing, production and quality control of exterior and interior doors, finishes in general including the installation and marketing of accessories for frames, materials or machinery for construction and related and connected materials, including the brokerage of the same. The company may also carry out all commercial, industrial and financial operations, movable and immovable, that will be deemed necessary or useful for the implementation of the company's purpose, as well as provide guarantees, real and personal guarantees for obligations of third parties, even non-members, in favor of banks and third parties in general in the most opportune forms; take, both directly and indirectly, interests and participations in other companies or enterprises, both Swiss and foreign, within the limits allowed by current regulations.