This report presents a literature review of a case study focusing on McDonalds' organizational culture in Sydney, Australia. It examines the impact of cultural diversity on the company's operations, highlighting the challenges and opportunities associated with cross-cultural management in a Western-based organization expanding into a diverse market. The review explores key issues such as communication barriers, structural changes, and the importance of adapting strategies to handle cultural differences among employees. The research questions address managing diversity, identifying problems in maintaining diversity, and enhancing the organizational culture within McDonalds. The literature review discusses the significance of organizational culture, the values of McDonalds, and the need for people-centricity, organizational learning, diversity, and inclusion to improve employee engagement and business processes. References to relevant studies and research are included to support the analysis and findings.