Media Factory, Inc. (株式会社メディアファクトリー Kabushiki-gaisha Mediafakutorī?) is a Japanese publisher. It was founded on December 1, 1986, and its headquarters are situated in Chūō, Tokyo. It is a subsidiary of Recruit Co., Ltd. Media Factory was possibly the first anime distributor to ask for sites to not link to fansubs of any anime licensed by the company.Media Factory also has a monthly manga magazine, Monthly Comic Alive.
Source: Wikipedia, "Media Factory", available under the CC-BY-SA License.