Hispano is a Spanish aircraft manufacturer. After the WW II they produced versions of the Messerschmitt 109, HA-1109 powered by a 1300 hp Hispano HS-12-Z17 engine and the HA-1112 powered by a Rolls-Royce Merlin.
Prof Willi Messerschmitt joiner Hispano Aviacion after WW II. He supervised the design of a Wright powered trainer, HA-100-E1 which looked a lot like a North American T-28.
The HA-200 was the last aircraft designed by Prof Willi Messerschmitt. It first flew in 1955.