The operation of a construction company for primary and secondary building superstructures and substructures, the assumption and execution of contracts as a general and total contractor; planning, including the preparation of static calculations and engineering services, the preparation of expert opinions; site management; the recovery, disposal and marketing of waste; the import, export and marketing of building materials, machines and equipment and any other related activity. The company may acquire, manage, rent, lease and alienate real estate, engage in real estate brokerage activities, carry out real estate promotions, participate in other companies, establish branches and subsidiaries and assume representations, both in Switzerland and abroad. The company may also carry out all activities that are suitable to promote its purpose.