This research aims to examine the effect of earning management, profitability, and firm size to the firm value with additional variable Corporate Governance (Managerial Ownership) as the moderating variable on earning management and profitability to firm value. The object of this research was Manufacturing Company that listed on Stock Exchange from 2012-2017. Using a purposive sampling method, this research got 223 company as a sample. The data that used in this research are secondary data such as a financial statements that obtained from IDX. The analysis technique that used is a multiple linier regression with Moderated Regression Analysis (MRA) test. Data samples were analyzed by using SPSS program version 21. This research indicate that earning management has a significant positive effect on firm value, profitability has a significant positive effect on firm value, corporate governance is able to moderate the influence of earning management on firm value, corporate governance is able to moderate the influence of profitability on firm value, and firm size has a significant positive effect on firm value.