Microsoft Corporation is a public multinational corporation headquartered in Redmond, Washington, USA.
Paul Allen and Bill Gates, childhood friends with a passion in computer programming, were seeking to make a successful business utilizing their shared skills. The January 1975 issue of Popular Electronics featured Micro Instrumentation and Telemetry Systems's (MITS) Altair 8800 microcomputer.
They developed the interpreter on a simulator and not the actual device, the interpreter worked flawlessly when they demonstrated the interpreter to MITS in Albuquerque, New Mexico in March 1975.
Then, they officially established Microsoft on April 4, 1975, with Gates as the CEO.
Starting from Operating System they expanded their business world wide. The Microsoft Business Division produces Microsoft Office including Microsoft Office 2010, the company's line of office software. The company expanded into new markets.