India's highest valued startup, Flipkart, is an e-commerce company founded in 2007 by IIT Delhi graduates Sachin Bansal and Binny Bansal. They worked for Amazon.com before they left to set up their own company.

Flipkart now employs over 33,000 people.

InMobi is a global mobile advertising and mobile commerce market. Founded by IIT graduates Naveen Tewari, Abhay Singhal, Amit Gupta and Mohit Saxena in 2007, it shifted to mobile advertising in early 2012.

InMobi enables consumers to discover products through mobile advertising.

Paytm, a leading online payment and mobile wallet company, was set up in 2010 by Vijay Shekhar Sharma, who finished school when he was just 13.

Today, it has more than 120 million wallets and sees an average of 60 million transactions a month.

Founded in 2008 by Pranay Chulet and headquartered in Bangalore, Quikr is an Indian classified advertising platform.

Quikr has listings in over 1,000 cities in India in categories such as mobile phones, household goods, cars, real estate, jobs, services and education.

Snapdeal, an online marketplace, was started in 2010 by Wharton graduate Kunal Bahl and IIT Delhi alumnus Rohit Bansal.

With the acquisition of Freecharge, a leading mobile transactions platform, Snapdeal has become the largest mCommerce company in the country.

Zomato, the wildly popular restaurant search and discovery platform, was started in 2008 by IIT graduates Deepinder Goyal and Pankaj Chaddah.

The company is valued at $1 billion, has marked its presence in 23 countries, and covers 14 lakh restaurants.