This report provides a comprehensive business analysis of three distinct organizations: Cancer Research UK, Ryanair, and British Telecommunication (BT). The analysis begins by classifying each organization according to its sector (voluntary, private, and public, respectively) and outlining their core purposes and missions. The main body of the report delves into the background information of each company, including their founding, products and services, size and scope, vision, mission, business objectives, organizational and legal structures, and key stakeholders. Furthermore, the report examines the functional departments within each organization, such as HR, marketing, finance, operations, and IT, and explores their interrelationships and contributions to the overall organizational goals. The report concludes by summarizing the key findings and providing insights into the similarities and differences between these diverse business entities. The report highlights the differences in their operational strategies, stakeholder management, and the significance of each function within each organization.