RSVP Singapore The Organisation of Senior Volunteers is an Institution of Public Character and the National Centre of Excellence for Senior Volunteerism under the patronage of Mdm Halimah Yacob, President of the Republic of Singapore. The organisation started in 1998 and was launched by then-Prime Minister Mr Goh Chok Tong. RSVP Singapore is a registered society under the Societies Act and a member of the National Council of Social Service (NCSS). Since its inception, RSVP Singapore has been actively engaging seniors in purpose-driven volunteerism. With over 1,000 members and 1,500 ad-hoc volunteers, RSVP Singapore serves more than 200,000 beneficiaries each year including the mentally disadvantaged, at-risk children from low income families, and socially isolated seniors through its community service programmes.