This report examines leadership and management within the service industry, focusing on the implementation of change management systems. It begins by introducing the core concepts of leadership and management and their significance in enhancing employee productivity and organizational growth. The report then compares and contrasts different change management systems, specifically using the Lewin change management model as applied to The Dorchester and Savoy hotels. The analysis includes a detailed breakdown of the three stages of Lewin's model: unfreezing, changing, and refreezing, illustrating how these stages can be used to effectively manage and implement change within service-oriented organizations. The report concludes by emphasizing the importance of effective leadership and management in driving positive outcomes and improving employee performance within the hospitality and service sectors. The report also includes a list of references used to support the analysis and findings.