What IT companies in India are the best to work with? Top 10 IT companies in India share an annual revenue of $1.3 billion and market capitalization of $67 billion in the recent years. We calculate earnings per share as total company paid-in capital times the number of shares for each share. Goggle, Amazon, Infosys, Reliance Jio, TATA, Infosys, Wipro, Cognizant, Tech Mahindra, Kotak Mahindra.