2. Microsoft, ranked 33rd in the world with a profit of 4.4 billion dollars, is an American multinational technology enterprise, which was founded by Bill Gates and paul allen on April 4th, 1975. Headquartered in Redmond, Washington, near Seattle, the company focuses on R&D, manufacturing, licensing and providing a wide range of computer software services. The most famous and best-selling products are Windows operating system and Office series software. It is the world's largest provider of computer software and a global leader in PC, personal computer and personal computer software development.