Grand Nagus Gint

  V.I.P. 4 / 9 / 1 male
 Greed x2  Acquisition  Law
 Archaeology  Bribery.  Any card.

Grand Nagus Zek

 V.I.P. 5 / 7 / 2 male  
 Acquisition  Greed  Leadership
 Law  Diplomacy  HQ: Ferengi Credit Exchange.

Krax

 V.I.P. 6 / 6 / 3 male
 Youth  Greed  MEDICAL
 May serve as Nagus (if you have no Nagus in play).

Personnel cards with the titel Nagus are referenced by:
 Executive Authorization,  Scepter of the Grand Nagus,  59th Rule of Acquisition,  Going To The Top,  Ferengi Conference