This report provides a comprehensive analysis of leadership and management at Apple, examining the managerial skills and leadership qualities of Steve Jobs and Tim Cook. It delves into specific historical situations that exemplify these qualities, linking managerial actions to situational leadership, systems leadership, and contingency theory. The report further explores theoretical approaches, including Six Sigma and Just-in-Time, to address customer fulfillment and quality issues. It evaluates the strengths and weaknesses of each approach, considering the roles of managers and the impact of business environment factors. The analysis concludes with an assessment of how these factors influence managerial decision-making and leadership effectiveness within Apple.