The Aruba Timeshare Association (ATSA) is the legal entity representing the special interests of timeshare within the island’s tourism sector.

ATSA was established in 1994, and currently counts the active membership of the majority of timeshare properties in Aruba (as well as condominium co-op associations). The Association works on a local level, as a supporting member of AHATA, the Aruba Hotel and Tourism Association, and with other local organizations as well as Government entities.