Abstract: The high level of growth in the use of Enterprise Resource Planning (ERP) has attracted the attention of researchers. The question posed is whether the enormous investment costs for ERP will provide benefits for the company. Therefore, this study will examine the benefits of using ERP systems in several companies in Indonesia using information systems success model. In addition this study also tested whether the factors fit between business strategy and information technology strategy has an influence on organizational performance related to the use of ERP systems. Data were collected by conducting a survey using a questionnaire to 53 Indonesian companies that have been using the ERP system in 2012. The results of the analysis using the PLS method shows that the proposed model has a good validity and reliability. Besides the information system success model can be confirmed for ERP usage as well as the strategic alignment as a factors that have contributed to the organizational impact.