The purchase and sale of real estate and movable assets. The operation of an architectural firm, construction management, a general construction company, the execution of building and naval works; consulting, coordination, financing and management of any operation or project of an economic, commercial and financial nature in the field related to construction, architecture, interior design, territorial planning for private and public works, as well as in the aeronautical and naval sectors. The purchase, sale, rental, repair and management of aircraft, helicopters, general aircraft, vehicles, ships, boats and pleasure craft; as well as spare parts, avionics, accessories and any other equipment connected to the social purpose or useful for its pursuit. The transport of people, goods and materials by air and sea, commercial operations in general permitted by the applicable legislation. The operation and management of a flight and nautical school, as well as a mechanical workshop. The management of one or more airfields. Real estate promotion, including acquisition, sale, brokerage, construction, renovation, administration and management of real estate, for its own account and on behalf of third parties, in Switzerland and abroad. The company may collaborate and/or take participations in other companies, Swiss or foreign, as well as establish branches both in Switzerland and abroad.