Trade in kitchen and bathroom fixtures, interior construction products, and their installation and assembly, planning, organization, and execution of renovations and refurbishments in construction, as well as all assembly work, creation and renovation of steep and flat roofs, waterproofing, insulation, and terrace coverings, roofing and sheet metal work, roof repairs, installation of roof windows, drywall construction, and demolition and excavation work including disposal and services, trade in goods in the field of interior construction, and provision of architecture and designer services. Can conclude agency agreements (representation of foreign companies in Switzerland), conduct all business suitable for promoting the development of the company and achieving the company's purpose, establish branches and subsidiaries at home and abroad, participate in other enterprises at home and abroad, conduct all business directly or indirectly related to this purpose, acquire, encumber, dispose of, and manage real estate and securities at home and abroad, arrange financing for own or third-party accounts, take out or grant loans, provide guarantees and sureties for subsidiaries and third parties, and acquire, manage, and exploit intellectual property rights.