This study examines the relationship between transformational leadership and organizational effectiveness. Drawing upon leadership theories and empirical research, the study evaluates how dimensions of transformational leadership idealized influence, inspirational motivation, intellectual stimulation, and individualized consideration affect employee performance, organizational commitment, and overall effectiveness. Using a survey-based quantitative approach, data was collected from 120 employees working in mid-sized organizations. Statistical analysis including correlation and regression was applied. Findings suggest a strong positive relationship between transformational leadership practices and organizational effectiveness, highlighting leadership’s role as a strategic driver for sustainable organizational success.