Granz Florian

About

Mahou Shoujo Lyrical Nanoha A's PORTABLE -THE GEARS OF DESTINY-:
Granz only make cameo appearances in the flashback of Amitie and Kyrie, as he is deceased by the time of the story.

Mahou Shoujo Lyrical Nanoha INNOCENT:
Granz Florian is the father of the Florian family, as well as the head of Granz Observatory.

(Source: Nanoha Wikia)