[2] Prior to his episcopal appointment, he served as the vicar general and the administrator of the Diocese of Iba.

He obtained master's degree in education at the De La Salle University Manila.

[2][5] From 2012 to 2018, he became the Parish Priest in San Antonio, Zambales, and a member of the presbyteral council and various diocesan commissions.

[7][8] Bishop Presto has been actively involved in environmental advocacy, strongly opposing the construction of a coal-fired power plant in La Union, aligning with the Church's stance on climate justice and environmental protection.

[9][10][11] In 2024, he championed the canonical coronation of the image of Our Lady of Charity in Agoo, La Union, a decree granted by Pope Francis.