# Yahoo: Yahoo was founded in the year 1994 by Jerry Yang and David Filo and is headquartered in California, which is globally known for its web portal, search engine and many other services like the Yahoo directory and the Yahoo Mail. Currently headed by the former Google executive Marissa Mayer, Yahoo’s website is being visited by close to 700 million people every month and generates revenues mainly through advertising.

# Google: Google is one of the most popular website on the internet which is apparently the most preferred for all the queries of people giving it an advantage over the other websites. Founded by Larry page and Sergey Brin in 1998 and headquartered in California, Google processes more than one billion requests a day with offering services and internet products like the cloud computing and online advertising. It earns its profits in online advertising with keywords where each click on it return pays for Google. The company is famous for its insights on future and its influence on society, which is foreseen to grow over time.

# Microsoft: Founded by Bill Gates and Paul Allen in 1975, Microsoft is the world’s most popular software maker and is headquartered at Redmond. The Company pretty much invented the modern computing and software with dominating the PC operating system market and software sales. Microsoft with its innovating software has made the computers available to the general public and without it, most of the IT companies wouldn’t have even existed and this makes it a powerful company among consumers and organizations.   

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