He has been a Turismo Carretera driver since 2006, competing with the family team Castellano Power Team with a Dodge Cherokee. His first victory came in May 2010 in Rafaela.[2] In 2018, he secured the runner-up position behind Agustín Canapino.[3] He is also a regular driver in Turismo Nacional Clase 3, where he finished third in 2021 and became the champion in 2023 driving a Chevrolet Cruze.[1][4]
He is the son of the former Turismo Carretera champion, Oscar Castellano. Together they lead the Castellano Power Team.[5]