Serie A club, Atalanta are reportedly working on a deal to sign FC Porto defender Zaidu Sanusi.
According to transferfeed, Atalanta have already established contact with Porto regarding the contractual situation of the Nigeria international.
Sanusi has one year left on his contract with the newly crowned Portuguese champions.
Porto are expected to demand around €7m for the 28-year-old.
Atalanta are looking to strengthen their defence after an underwhelming campaign.
Sanusi joining Porto from Santa Clara in 2020.