So I'd guess it's :
Week Eight :
Alpha : Lucinda (PM), Raef,Claire,Lee
Renaissance : Helene (PM) , Micheal,Sara,Alex
Renaissance win.
Brought into boardroom : Lucinda,Claire and Raef.
Fired : Claire
Week Nine :
Alpha : Raef (PM),Lucinda,Lee
Renaissance : Sara (PM),Micheal,Helene,Alex
Alpha win.
Brought into boardroom : Sara,Micheal and Alex
Fired : Sara
Week Ten :
Alpha : Alex (PM),Lucinda,Lee
Renaissance : Micheal (PM),Helene,Raef
Alpha win.
Fired : Either Micheal or Raef.
Leaving Alex,Lucinda,Lee,Helene and either one of Micheal and Raef as the top 5.