"There are many who want it, and for us it is an excellent sign because it confirms that it is an excellent company. However, Edison is not for sale," Remont said in an interview published on Thursday.

"It is strategic for us. We will continue to grow it and through it we will pursue any further developments in Italy. The rest is talk," he added.

Earlier this month, two sources familiar with the matter told Reuters that Edison's gas storage assets had attracted offers from four Italian and international suitors.

(Reporting by Sudip Kar-Gupta and Alvise Armellini; Editing by Sherry Jacob-Phillips)