This report provides a comprehensive analysis of Corporate Social Responsibility (CSR), focusing on its implementation within Westpac Bank. It begins by defining CSR and highlighting its significance for business success, followed by an overview of Westpac's operations and its role in the Australian banking sector. The report then delves into the theoretical practices of incorporating sustainability, examining the Four Capital Model—human, financial, environmental, and manufacturing capital—and its relevance to CSR activities. Furthermore, it explores the interests of various stakeholders, including society and shareholders, and discusses the potential conflicts and synergies between them. The report concludes by emphasizing the importance of CSR for long-term business viability and suggests strategies for Westpac to enhance its CSR initiatives, such as promoting environmental awareness and addressing stakeholder interests effectively. The report utilizes credible sources to support its arguments and provides a well-structured analysis of CSR principles and practices.