Eni S.p.A. (BIT:ENI) is nearing an accord with Energy Infrastructure Partners AG to sell just under 10% of its Eni Plenitude S.p.A. renewables unit for around ?750 million ($800 million), according to people familiar with the matter. Plenitude is set to be valued at about ?8 billion in the deal, which could be announced by the end of this month, said the people, asking not to be named discussing private information. Talks are in the final stages but a definitive decision has not yet been reached, they said.