Sunil Bharti Mittal is an Indian entrepreneur and philanthropist, born on October 23, 1957. He is the Founder and Chairman of Bharti Enterprises, a conglomerate with diverse interests including telecommunications, satellite communications, digital infrastructure, financial services, real estate, and hospitality. Its flagship company, Bharti Airtel, operates in 17 countries across India, South Asia, and Africa, and is recognized as the world's second-largest mobile operator by subscriber base.