This research was based on fenomenon of decreasing lecturer ‘s organizational commitment is a crucial matter for the management of human resources. Leadeaship style will affect the level of employee trust and commitment of the organization and induce certain outcome in work with theory and empiric reviewed from outcome prior studies. This research was aimed analyze the effect of leadership style and organizational culture on organizational trust and organizational commitment. This studies use survey approach with cross sectional design on 13 private university stratum one in Malang City. The respondents are 127 lecturer. To test of relationship in the resulting model is analyzed using Structural Equation Modelling (SEM) which is facilitated by Analysis of Moment Structures (AMOS) program. The results indicated that leadership style and organizational culture has a significant and positive effect on organizational trust, but has not significant effect on organizational commitment. Organizational trust has a significant and positive effect on organizational commitment. and leadership style has positive and significant effect on organizational commitment with organizational trust mediation.
Keywords: Organizational culture, contingency leadership style, organizational trust, organizational commitment.