This study examines the concept of transformational leadership and its members and Organizational performance definition And measured it Through the comparative performance and internal performance, The study aimed to investigate the impact of transformational leadership among managers working in the company centers syriatel In Damascus, a sample of the company's service centers in Syria on organizational performance of the company. The study found that there are elements of the transformational leadership of influential and inspirational stimulation and individual consideration and empowerment on organizational performance and the performance of the comparative performance of internal company syriatel, As well as the study found that there were no significant differences between the study sample for the relationship between transformational leadership and organizational performance.