provision of services in the building sector, in particular in the field of secondary construction work; sale of products in these fields; the company may establish branches and subsidiaries in Switzerland and abroad and acquire participations in other companies in Switzerland and abroad, as well as carry out all operations that are directly or indirectly related to its purpose; the company may acquire, mortgage, sell and manage real estate; it may carry out financing for its own account or for the account of third parties, as well as grant guarantees and securities to its subsidiaries and third parties.