This study examines the relationship between leadership styles, organizational commitment, and employee performance at Asia Cell Iraq, a leading telecommunications company in Iraq. The research employed a quantitative approach, utilizing a structured questionnaire administered to a representative sample of 356 employees. The study utilized Transformational Leadership Theory and Social Exchange Theory as its theoretical frameworks. The findings revealed that transformational leadership positively influences organizational commitment and employee performance, with organizational commitment acting as a mediator in the relationship. The research provides valuable insights for Asia Cell Iraq to improve its leadership practices and foster a more positive and productive work environment, ultimately contributing to organizational success.