This report provides a comprehensive analysis of project and operation management strategies, focusing on a case study of XYZ Company. It begins with an introduction to project management and operation concepts, followed by a critical evaluation of Six Sigma methodology and lean principles for quality management. The report then prepares and analyzes the effectiveness of a continuous improvement plan, applying operations management principles within XYZ. Furthermore, it critically evaluates each stage of the Project Life Cycle (PLC) and prepares necessary supporting documentation, such as a business case, project plan, and work breakdown structure. The report also explores theories, concepts, and models of PLC, differentiating between large and small-scale projects, culminating in a conclusion that summarizes the key findings and recommendations for improved project management practices within the company. The report emphasizes the importance of continuous improvement, effective planning, and the application of quality management tools to enhance project outcomes.