SISVREALink (also known as SISV Services Pte Ltd) was incorporated in September 1990 as a wholly-owned subsidiary and commercial arm of the Singapore Institute of Surveyors and Valuers (SISV) with the objective of enhancing and upgrading the local real estate profession, through provision of timely and relevant real estate data, Real estate education, and assist the real estate firms in the application of IT to their business.

SISV is the premier national body representing professional surveyors, valuers, property managers and real estate agents in Singapore, following a merger between the Singapore Institute of Surveyors (established in 1968, a former Singapore branch of the Royal Institute of Chartered Surveyors) and the Singapore Institute of Valuers (established in 1962) on 1 April 1982.