Expressive leadership is fundamental to intellect performance. They’re the most important part of an organization’s success or failure. This study shows the relationship between Leadership Effectiveness as demonstrated by individuals in the work position with a primary objective to study and investigate the relationship between Emotional Intelligence (Self-Awareness, Self-Driven Motivation, Intellectual Stimulation, and Interpersonal Skills) and Employee Turnover in the Banking Sector of Pakistan. A sample of 166 spearheads was collected through the questionnaires using a five-point Likert scale to measure the data. The PLS smart has been used to analyze the data. The results of the study showed that Emotional Intelligence factors and Employee Turnover have an affirmative and constructive relationship with Leadership Effectiveness.