The main purpose of this study is to examine the mediating effects of the management trust in the relation between hotel employee's procedural justice and distributive justice which are recognized by hotel employees and job satisfaction that is job performance of individual employee and organizational commitment. The results were as follows; Frist, distributive justice and procedural justice have significant influence on the management trust. Second, management trust has also significant influence on job satisfaction and organizational commitment. Third, In mediating effect of management trust, there is less meaningful effect than direct effect between procedural justice and organizational effectiveness, but management trust works as important mediating role in relation between distributive justice and organizational effectiveness. It is shown that management trust is a part of crucial factors in the explanation of the relationships between hotel employee's perceived justice and organizational effectiveness. Based on results of this research, we discussed about meaning and limited of the research, and future study.