In come Dan Okah, Jay Morris, Matheus Santos, Jonathan Adebayo, Hassan Nalbant and Lewis Brown.
Midfielder Okah joins from Essex Senior League side Hullbridge Sports
Okah, who can also play in defence, numbers Walthamstow, Aveley and Southend Manor amongst his other previous clubs.
Morris arrives from another Essex Senior League outfit, Clapton, while Santos came through Barking`s academy and had a trial with Premier League AFC Bournemouth in 2017.
He has been with Barkingside in the Essex Senior League for the past year or so.
Adebayo is a midfielder formerly with Colchester United, Brentwood Town, Grays Athletic, Barkingside and Romford.
He joins Basildon from Bostik South East side VCD Athletic.
Striker Nalbant`s former clubs include Barkingside, Hackney Wick, Clapton, Maldon & Tiptree, Witham Town, Hadley and Maidstone United.
Brown is a defender who came through Brentwood`s ranks to become a first-team regular.