According to Animedia, new anime Ano Natsu de Matteru was announced to be aired from January 2012. The production studio is J.C. Staff.
Ano Natsu de Matteru official website
J.C.Staff’s anime in Winter 2012
Shakugan no Shana III (Final)
Bakuman 2
Tantei Opera Milky Holmes 2
Kill Me Baby
Zero no Tsukaima F
Ano Natsu de Matteru
In addition, J.C. Staff is producing Toaru Majutsu no Index Movie.
Source: Scan of Animedia
