The AIDS Support Organization (TASO) is an indigenous HIV and AIDS service initiative, registered in Uganda as a Non-Governmental Organisation (NGO). It is a pioneer non-public actor in the HIV and AIDS response in Uganda and sub Saharan Africa. TASO is a membership organisation with over 4,000 subscriber members.

Since inception in 1987, TASO grew into a household name in the HIV and AIDS response in the country. It is now one of the largest institutions providing the most comprehensive HIV prevention, care and support services.