The staff was revealed one day before the release of the Megami magazine.
Animation Production: A1
Director and Character design: Atsushi Nishigori
Series Composition: Touko Machida
Series Director: Touko Takao
Chief Animation Director: Iizuka Haruko and Takata Akira
(not sure about the positions)
From here:
http://yaraon.blog109.fc2.com/blog-entry-559.html