The Ganz Machinery Works Holding is a Hungarian holding company. Its products are related to rail transport, power generation, and water supply, among other industries.

András Mechwart de Belecska was a German-born Hungarian-German mechanical engineer, chief executive of the Ganz Works, and a pioneer in the Hungarian mechanical and electrical engineering. As an inventor and as a businessman he contributed to the development of the Hungarian transport manufacturing industry, and made the Ganz Works a flagship of the Hungarian economy of the 19th century.