A.C.G.T Inc. (Japanese: 株式会社エー・シー・ジー・ティー, Hepburn: Kabushiki-gaisha Ē shī jī tī, stylized as A・C・G・T) is a Japanese animation studio established on December 19, 2000, by former Triangle Staff members in Suginami, Tokyo. It has been involved in the development of many series, predominantly contributing to other studios and adapting works based on light novels and manga. It is a subsidiary of OB Planning, which handles executive production on many of its series. A.C.G.T also works regularly with production company Genco, which at times provides executive production while A.C.G.T completes animation production. In 2006, the studio's headquarters was moved from Suginami to Nerima.