Ecolodge provides guarantees against the use of toxic chemicals, tests for environmental impacts starting from materials, buildings and other physical activities, and significantly contributes to the development of the local community's economy. In this study, we aim to analyse the implementation of green hotel concept at Sarinbuana Ecolodge based on the ASEAN Green Hotel Standard 2016. To achieve this aim, an observation and interview was conducted to the management of the ecolodge. The findings of this study revealed that the ecolodge is generally implemented the green hotel concept especially at the operational level. The main implication of this study is that the management should monitor their program and maintain the implementation of green hotel concept in order to supporting sustainable tourism.