CEPS topped group B after a crowd-pulling performance that saw them win all their four group games at the Lebanon court in Accra.
They recorded the highest scoreline, producing scores in triple digits.
They won against Yotive, Reformers, Warriors and Magic. They qualified alongside Yotive who placed second.
Defending champions Tema Youth came tops in group A and snipped qualification together with Police.
CEPS will battle Police in the first semi-final before Tema Youth take on Yotive on Friday.