Iseki
 Iseki & Co. Ltd. (井関農機株式会社 Iseki Nōki Kabushiki-Gaisha) (TYO: 6310) based in Tokyo Japan manufactures a variety of machinery components and engines.It was founded in 1926 as Iseki Farm Implement Trading Co. (井関農具商会 Iseki Nōgu Shōkai) in Matsuyama Ehime Japan. It was incorporated in 1936 as Iseki & Co.Iseki began building tractors in 1961. Its tractors have been sold worldwide under various brands: AGCO Bolens Challenger Massey Ferguson and White.