 He became a young businessman engaged in tobacco trading while he also studied BSC-Accounting at the DWCV.Jerry Singson served as Vigan Vice Mayor in 1988-1995, Senior Provincial Board Member in 1995-1998, Board Member in 1998-2001, Vice Governor in 2001-2004, Board Member in 2004-2007, and as second-time Vice Governor in 2007-2010.As a political leader, among his past advocacies and projects include the Ubbog ti Biag (spring of life) Water Spring Development Projects province wide, particularly upland municipalities with mostly tribal communities; Justly-Compensated Sponsorship (JCS) for the Day Care Workers in January 2005; chairs and tables for 724 day care centers throughout Ilocos Sur; Jeopardizing Common Sickness (JCS) During Rainy Season in June 2005; Jordan River-like Cure to the Skin Disease in Support to Leprosy Elimination Campaign (LEC) of the Skin Clinic of the Department of Health Center for Health Department – Center (Jeremias “Jerry” Singson in Support to LEC) in July 2005.