The Real Estate Institute of South Australia Limited (REISA) is the peak body representing over 2,000 real estate professionals in South Australia. Since its foundation in 1919, REISA has been the authority in the property industry, providing a united voice for all real estate practitioners as well as offering members a number of valued services. REISA's 2,000 members work across a variety of fields within the real estate profession including; Sales Property Management Commercial & Industrial Business Broking Valuers Conveyancing Buyer's Agency REISA members are committed to the highest professional standards and excellence which highlights the quality of our membership.