This report provides a comprehensive overview of management structures, business functions, and their interrelations. It begins by defining organizational structure and management, exploring various management theories, including administrative, scientific, and bureaucratic approaches, and then examines different organizational structures like hierarchical, functional, and horizontal models, highlighting their advantages and disadvantages. The report also delves into business functions such as production, productivity, distribution, accounting, and research and development, alongside the marketing function, emphasizing its critical role in business success and its relationship with other functions. Furthermore, it analyzes the core management functions as defined by Henri Fayol, including planning, organizing, directing, coordinating, and controlling, and discusses their interrelation. The report concludes by examining the roles and responsibilities of HR managers, particularly in talent management, and emphasizes the importance of organizational culture.