His younger brother, Mariano Jr., was a vice governor of Ilocos Norte, Congressman and Provincial Board Member of the 2nd District of Ilocos Norte and Municipal Councilor of Batac.
In 2001, he defeated his sister-in-law, Elena (wife of his brother, Mariano Jr.), who was the incumbent mayor that time, to make a comeback and served until 2007.
After his term as mayor, he became the director of the Ilocos Norte Electric Cooperative (INEC) - Batac District.
His funeral was held on April 10, 2013, with a mass at the Immaculate Conception Parish.
He is buried alongside his son, Jerome, at the Roman Catholic Cemetery, Batac.