An advertising board is seen during the first demonstration of the technology 5G in Lisbon, Portugal June 4, 2018.
The review by the banks, including Lazard, BNP Paribas, Morgan Stanley and Goldman Sachs, will involve some of Altice's major assets in the region, including SFR, France's second-biggest telecoms group, the person said.
Altice, Morgan Stanley and BNP declined to comment, while spokespeople for Lazard and Goldman Sachs weren't immediately available for comment.
Drahi told investors in August he felt "shocked" and "betrayed" by the ongoing corruption probe in Portugal, which led to the suspension of fifteen employees in Portugal, France and the United States and dozens of suppliers.
Altice is already close to a deal to sell its data centres in France to Morgan Stanley Infrastructure Partners, French newspaper Les Echos reported on Wednesday.
Persons:
Rafael Marchante, Altice, Lazard, Morgan Stanley, Goldman Sachs, France's, Goldman Sachs weren't, Patrick Drahi, Armando Pereira, Drahi, Les Echos, Mathieu Rosemain, Sharon Singleton
Organizations:
REUTERS, Rights, BNP, Lazard, Altice, Morgan Stanley Infrastructure Partners, Thomson
Locations:
Lisbon, Portugal, Dominican Republic, Altice France, France, United States