This report, prepared for SINTEF Ltd, analyzes leadership styles to facilitate the implementation of lean principles within the organization. It compares and contrasts various leadership approaches, including transformational, transactional, servant, interactional, laissez-faire, and charismatic styles, evaluating their suitability for the project. The report identifies transformational leadership as the preferred style, emphasizing its ability to manage complexities and drive employee engagement. It outlines the characteristics of valuable team members, such as strong communication, problem-solving skills, and an understanding of lean principles. The report also suggests tools and techniques to facilitate lean business operations. The report concludes by underscoring the importance of disciplined implementation for project success.