Aji Alese joined Sunderland in July 2022, on a three-year deal from West Ham United.
The towering centre-half stands at 6'4'', and was a mainstay in a successful Under-23 campaign for the Hammers in 2021-22, also featuring for the club's first team in Europe.
Alese played a heavy role in the Lads' first season back in the Sky Bet Championship making 24 appearances towards a sixth place finish.
Born in London with Nigerian heritage, Alese is an England youth international, having represented the Three Lions at all levels between Under-16 and Under-20.