This document presents a comparative study of major telecom service providers in India based on secondary data analysis and a customer satisfaction survey. It analyzes the providers over the last five years on business metrics like net sales, profit after tax, total income, total expenditures, and market capitalization. It also evaluates customer satisfaction levels for the providers based on factors like network coverage, tariffs, plans, billing, and customer service. The study found that Bharti Airtel led in all business metrics over the period analyzed and had the highest overall customer satisfaction levels among the major Indian telecom providers.