This document discusses volunteerism in the Philippines. It provides definitions of key concepts related to volunteerism such as volunteers, volunteer service organizations, and the voluntary sector. It outlines the roles of volunteerism in different sectors including private sector, academe, and corporate. It discusses the mandate of PNVSCA, the government agency tasked with coordinating volunteer efforts, and challenges it faces in promoting volunteerism due to a lack of data and statistics. Sources of information on volunteerism in the Philippines are identified. The importance of generating data on volunteerism through efforts like a satellite account on non-profit institutions is emphasized to help measure the economic contribution of volunteers.