The purpose of this study was to empirically examine the relationship between Competitive Advantage, Organizational Culture, and Sustainable Leadership on the successful application of the management accounting information system (MAIS). Using primary data obtained from distributing questionnaires to several manufacturing companies in Bekasi, West Java. The research instrument, namely Competitive advantage, was adapted from the Porter's Diamond Model Questionnaire which consists of five indicators, Organizational culture consists of four indicators, and Sustainable Leadership consists of three indicators. Data processing uses SEM Partial Least Square. In this study Competitive advantage, organizational culture, and sustainable leadership have a positive and significant relationship to the successful implementation of MAIS.