to purchase, sell, lease, market and operate, in whole or in co-ownership, for its own account or for the account of third parties, all aircraft, in Switzerland or abroad; the company may also carry out, either for its own account or for the account of third parties, all commercial transactions, participations, financial, movable or immovable transactions in Switzerland and abroad, directly or indirectly related to its corporate purpose, or likely to contribute to its realization and to be interested, in any form, in all enterprises; the company may create subsidiaries and branches in Switzerland or abroad; it may grant loans or guarantees to associates or third parties.