Yanmar Holdings Co., Ltd. (ヤンマーホールディングス株式会社, Yanmā Hōrudingusu Kabushiki-Gaisha) is a Japanese diesel engine, heavy machinery and agricultural machinery manufacturer founded in Osaka, Japan, in 1912. Yanmar manufactures and sells engines used in a wide range of applications, including seagoing vessels, pleasure boats, construction equipment, agricultural equipment and generator sets. It also manufactures and sells, climate control systems, and aquafarming systems, in addition to providing a range of remote monitoring services.