This report delves into leadership and change management, focusing on a case study of Solaris IT Solutions, a Malaysia-based IT company. It begins by examining the leadership grid model by Blake and Mouton, outlining various leadership styles such as Indifferent, Country Club, Status Quo, Dictatorial, Team, Opportunistic, and Paternalistic. The report then explores leadership development, defining it as the expansion of a person's capacity to perform leadership tasks. It identifies and summarizes various leadership development programs that Solaris IT Solutions can implement, including communication, conflict resolution, presentation skills, team building, business development strategy, operations leadership, and senior leadership courses. Finally, the report assesses the impact of cultural factors on leadership practices, considering the dimensions of national culture. The report concludes with a discussion of change management, addressing different types of changes, resistance to change, and theoretical perspectives on organizational change, providing a comprehensive overview of leadership and change management principles applicable to the business world.