The club already has five players under contract for the new campaign.
Youngsters Barry Webster, Jerelle Okoro and Reiss Haggith return to join Latvian guard and crowd favourite Ingus Bankevics, who enters the second season of a two-year deal.
And Israeli point guard Rom Geffen is a new recruit.
Williams is now looking to add some real size to his roster – and has been checking out candidates.
“”We’ve been having open sessions on Tuesdays