This report provides an analysis of Deloitte, a multinational consultancy company originally founded in the USA. It explores the company's global presence, with a specific focus on its operations in the UK, India, and South Africa. The report examines the cultural impact of both national and organizational factors on Deloitte's business, utilizing PESTEL and SWOT analyses to assess the macro and micro environments. It delves into the political, economic, social, technological, environmental, and legal factors affecting Deloitte in the USA, as well as its internal strengths, weaknesses, opportunities, and threats. Furthermore, the report discusses the influence of cultural differences and entry barriers in the UK, India, and South Africa, highlighting how Deloitte adapts its strategies to succeed in these diverse markets, referencing the impact of Brexit, India's strict entry measures, and South Africa's openness to international trade. The report concludes with a bibliography of cited sources.