House Melissus was one of the noble houses of the Tapani sector during the period that included the Great Sith War. During the Great Sith War period High Lady Brezwalt III of House Mecetti ordered her Mecrosa Order Sith assassins to dispose of the leader of House Melissus and four other rival houses. Their leader was assassinated and Melissus was absorbed into House Mecetti. House Melissus was not around during the Imperial Period.