This report analyses the macro and internal environment of Marriott International using Pestle analysis and SWOT analysis frameworks respectively. It also evaluates the competitive forces of the market sector using Porter's Five Forces Model. The report highlights the key factors affecting Marriott's business such as political, economic, social, technological, legal and environmental factors. It also discusses the strengths, weaknesses, opportunities and threats of Marriott using SWOT analysis. The report concludes with the evaluation of competitive forces using Porter's Five Forces Model.