The purpose of this study is to determine whether there is a direct positive effect of transformational leadership, organizational culture and trust in organizational commitment of the teachers in Public Occasional School located in North Jakarta. The target population of this study is public school teachers at the respective school totaling 200 teachers who constituted as the framework of the population. The number of samples taken for this study is 133 teachers. This study applies path analysis. The research results show that there is a direct positive effect of transformational leadership on organizational commitment, organizational culture on the organizational commitment, trust on organizational commitment, transformational leadership on trust, and organizational culture on trust.