This report analyzes the business transformation and change management at Stena Line, based on the 'Undercover Boss' episode featuring CEO Gunnar Blomdahl. It identifies key factors driving change, such as declining customer service standards and operational inefficiencies revealed through the CEO's undercover investigation. The report analyzes Blomdahl's leadership style, identifying strengths like coaching and visionary leadership, and weaknesses. It recommends change management strategies, including improved communication, a phased implementation approach, and the use of a change management framework. Finally, it suggests suitable metrics to measure the progress and success of the proposed strategies, emphasizing the importance of measurement in driving successful change initiatives. The report incorporates concepts, tools, and techniques for implementing organizational change, evaluates the activities and responsibilities of participants within a change program, proposes appropriate leadership styles, and considers methods for measuring progress and success.