The manufacture, purchase and sale of windows, shutters, doors, cupboards, stairs and all articles made of wood or wood-metal, particularly intended for construction. The company may take participations in other companies, particularly those operating in the wood industry, acquire or establish companies with an identical or similar purpose, carry out all operations and conclude all contracts suitable for developing its purpose or related thereto. Manufacture, purchase, sale of windows, shutters, doors, cupboards, stairs and all articles made of wood, wood-metal, all metal and PVC, particularly intended for construction.