International School of Sustainable Tourism (ISST) is a private non-stock and non-profit corporation established in 2010 in the Philippines. It is an organization dedicated to education and technical training of manpower to develop, promote and viably operate sustainable tourism in the Philippines and other ASEAN countries. Also, it is dedicated to the improvement of the lives of the people of communities with ecological resources that need to be preserved and can be sustainably used for tourism. With its competent faculty/staff, ISST has the capability of reaching out to people for the training that will empower them to viably manage their communities so that it will earn for them income and livelihood in tourism. ISST helps inculcate in tourism stakeholders and visitors the values of responsible tourism, where people interact with nature in a mutually beneficial relationship.