Bharti Airtel is India's largest telecommunications company, providing mobile and fixed line services. Its mission is to meet customer needs through error-free service, innovative products and cost efficiency. Airtel has the largest subscriber base in India and is among the top 3 mobile operators globally. It operates through three strategic business units and offers a range of pre-paid and post-paid plans, value-added services, and business solutions. Airtel promotes its brand through celebrity endorsements, innovative services, and wide distribution channels. It aims to provide excellent customer service through its large workforce and efficient processes.