#10 Cisco
Founded in: 1984
Founders: Leonard Bosack, Sandy Lerner
Cisco is the worldwide leader in networking that transforms how people connect, communicate and collaborate. American multinational corporation Cisco Systems manufactures and sells networking equipment. Cisco is also ranked among Fortune's '100 Best Companies to work for'.

#9 Facebook
Founded in: February 2004
Founders: Mark Zuckerberg, Eduardo Saverin, Andrew McCollum
Facebook is an online social networking service. Its name stems from the colloquial name for the book given to students at the start of the academic year by some American university administrations to help students get to know each other. Founded by Mark Zuckerberg along with his college roommates and fellow Harvard University students, Facebook is a popular online social networking service.

#8 Ebay
Founded: September 3, 1995
Founders: Pierre Omidyar
eBay Inc. is an American multinational internet consumer-to-consumer corporation with a multi-billion dollar business with operations localised in over thirty countries. The company manages eBay.com, an online auction and shopping website in which people and businesses buy and sell a broad variety of goods and services worldwide.

#7 Accenture
Founded: 1989
Founder: Clarence DeLany
Accenture plc is a multinational management consulting, technology services and outsourcing company headquartered in Dublin, Republic of Ireland. Accenture, one of the world's largest consulting firms in terms of revenues is a constituent of the Fortune Global 500 list. Accenture's current clients include 89 of the Fortune Global 100 and more than three-quarters of the Fortune Global 500.

#6 Intel
Founded: July 18, 1968
Founders: Gordon Moore, Robert Noyce
Intel Corporation is an American multinational semiconductor chip maker corporation headquartered in Santa Clara, California. Intel Corporation is the world's largest semiconductor chip maker, based on revenue. It is the inventor of the x86 series of microprocessors, the processors found in most personal computers.

#5 Microsoft
Founded: April 4, 1975
Founders: Bill Gates, Paul Allen
Microsoft Corporation is an American multinational software corporation. The world's largest software maker, Microsoft Corporation develops and manufactures a wide range of products and services related to computing. One of the world's most valuable companies, the company continues to excel with its range of Office and Xbox products.

#4 IBM
Founded: June 16, 1911
Founder: Charles Ranlett Flint
The International Business Machines Corporation (commonly referred as IBM) is an American multinational technology and consulting corporation, IBM manufactures and markets computer hardware and software. In 2011/2012, Fortune ranked it as the best company for leaders. Newsweek ranked it as the No. 1 green company worldwide. IBM has also been rated as the second most respected company (Barron's) and 18th most innovative company (Fast Company).

#3 Amazon.com
Founded: 1994
Founder: Jeff Bezo
Amazon.com, Inc. is an American international multibillion dollar electronic commerce company. Amazon.com, the world's largest online retailer has a diversified portfolio of products - DVDs, CDs, MP3 downloads, software, video games, electronics, apparel, furniture, food, toys, and jewellery. The company was renamed after the Amazon River, one of the largest rivers in the world.

#2 Google
Founded: September 4, 1998
Founder: Larry Page, Sergey Brin
Founded by Larry Page and Sergey Brin while they were Ph.D. students at Stanford University, Google Inc is an American multinational corporation specialising in Internet-related services and products. Together they own about 16 percent of its shares. Its mission statement from the outset was "to organize the world's information and make it universally accessible and useful", and its unofficial slogan was "Don't be evil".

#1 Apple Inc
Founded: April 1, 1976
Founders: Steve Jobs, Steve Wozniak, Ronald Wayne
Apple Inc., formerly Apple Computer, Inc., is an American multinational corporation, the world's second largest IT company is best-known for its hardware products - the Mac line of computers, iPod music player, iPhone, and the iPad. Its worldwide annual revenue totalled $156 billion in 2012. Its consumer software includes the OS X and iOS operating systems, the iTunes media browser, the Safari web browser, and the iLife and iWork creativity and production suites. Apple made it to the 6th position of Fortune 500 list of companies for the first time in May 2013.