Turnover intention is form of movement of employees which can lead to employee leaving. The purpose of study was to examine the effect of transformational leadership on turnover intention mediated by organizational commitment. The study was conducted at Ambiente Spa with 100 samples, using the saturated sample method and data collected through interviews and questionnaires. Classic Assumption Test and Path Analysis were used. Transformational leadership has positive and significant influence on organizational commitment, transformational leadership and organizational commitment has a negative and significant effect on turnover intention and organizational commitment has a role as a veriable mediation negatively and significantly the effect of transformational leadership on turnover intention. Transformational leadership and organizational commitment can significantly reduce turnover intention, when transformational leadership perceived by employees increases organizational commitment, the organizational commitment felt by employees becomes stronger so that it has the potential to reduce turnover intention. Keywords: Transformational Leadership, Organizational Commitment, Turnover Intention