This report provides a comprehensive analysis of the business environment, focusing on three different types of companies: public, public limited, and private, with specific examples of TESCO and McDonald's. It delves into the background, size, scope, and objectives of these organizations, examining their legal and organizational structures, including hierarchical and divisional structures, and identifying key stakeholders such as suppliers, investors, employees, customers, and the government. The report explores the interrelationships between various organizational functions, such as marketing, finance, and human resources, and how these functions contribute to the overall objectives of the businesses. Furthermore, it employs PESTLE and SWOT analyses to assess the external and internal environments, identifying strengths, weaknesses, opportunities, and threats. The analysis highlights the complexities of managing large business structures and the importance of effective coordination between different departments to achieve business success.