T he objective of research is to analyze further about the influence of budget participation on managerial performance with organizational culture and leadership style as a moderating variable. The method that used in this research is causality method to understand and know, which is examine the influence of organizational culture and leadership style of the relationship budgetary participation and managerial performance. This study takes a sample is manager or head of section-level managers in the banking sector. The sample techniques in this research is the convenience sampling method. The instrument that used is descriptive statistics and regression test, both simple regression analysis and multiple regression analysis. Independent variable is the participation of the budget and moderating variables namely organizational culture and leadership style. In this research, the writer use SPSS 11.5 with a significance level of 5%. The results shows that the budgetary participation have an influence on managerial performance because the significance level of less than 5%. While the organizational culture and leadership style has no influence in the preparation of budget participation on managerial performance has a significance level of more than 5%.