This report provides a comprehensive analysis of the business environment, focusing on the organizational structures, functions, and market positions of Tesco, Sainsbury's, and Iceland. It explores the types and purposes of organizations, including private, public, and voluntary sectors, using these three UK-based companies as examples. The report delves into the size and scope of each organization, examining their market share, employee numbers, and expansion strategies. It also investigates the interrelationships between various organizational functions, such as human resources, top-level management, marketing, and finance. Furthermore, the report analyzes the macro environment of the business, considering factors such as political, economic, technological, legal, and environmental influences. Internal and external analyses of the specific organizations are conducted, evaluating strengths, weaknesses, and how they interrelate with external factors. The conclusion summarizes the key findings and the impact of the business environment on organizational performance and strategic planning.