Winston Fiel Garcia is a Filipino lawyer, and corporate leader who was the general manager and president of Government Service Insurance System. He has served as the director and board member of several of the biggest institutions in the Philippines such as the Philippine Stock Exchange, San Miguel Corporation, Meralco and is currently the chairman of the Garcia-owned Cebu CFI Cooperative.

The Government Service Insurance System is a government-owned and controlled corporation (GOCC) of the Philippines. Created by Commonwealth Act No. 186 and Republic Act No. 8291, GSIS is a social insurance institution that provides a defined benefit scheme under the law. It insures its members against the occurrence of certain contingencies in exchange for their monthly premium contributions.