This report provides a detailed analysis of business structures and environments, focusing on public, private, and voluntary sectors. It examines three companies: Ford (private), Crown Prosecution Service (public), and The British Heart Foundation (voluntary). The report covers various topics, including different types of business structures, their size and scope, and the interrelationships between organizational functions. It applies the PESTLE model to analyze the macroenvironment and evaluates the impact of both macro and micro factors on business objectives and decision-making. Furthermore, it assesses the advantages and disadvantages of organizational functions, their impact on organizational structure, and utilizes SWOT analysis to justify the decision-making process. The report provides a comprehensive overview of the business environment, offering valuable insights into the operations and functions of diverse organizations.