This project report provides a comprehensive analysis of the financial decision-making process applied to Saudi Telecom Company (STC) and its competitors, ETIHAD ETISALAT CO and MOBILE TELECOMMUNICATIONS Company. The report begins with an introduction to financial decision-making and its importance, followed by a company description of STC. A detailed financial ratio analysis is conducted, evaluating profitability, liquidity, efficiency, and solvency. The analysis includes key ratios such as Return on Capital Employed, Gross Profit Margin, Operating Profit Margin, Trade Payable Payment Period, Inventory Turnover Ratio, Receivable Turnover Ratio, Current Ratio, Quick Ratio, Gearing Ratio, Interest Coverage Ratio, Earnings Per Share, and Dividend Coverage Ratio. The report compares STC's performance with its competitors. A critical reflection on the financial reports, corporate governance, and share price evaluation are also included. The report concludes with recommendations and a summary of findings. This project offers valuable insights into STC's financial health and strategic decisions.