Bill Gates

William Henry "Bill" Gates III is an American business magnate, philanthropist, author and chairman of Microsoft, the software company he founded with Paul Allen. He is consistently ranked among the world's wealthiest people and was the wealthiest overall from 1995 to 2009, excluding 2008, when he was ranked third. During his career at Microsoft, Gates held the positions of CEO and chief software architect, and remains the largest individual shareholder with more than 8 percent of the common stock. He has also authored or co-authored several books.

In June 2006, Gates announced that he would be transitioning from full-time work at Microsoft to part-time work and full-time work at the Bill & Melinda Gates Foundation. He gradually transferred his duties to Ray Ozzie, chief software architect and Craig Mundie, chief research and strategy officer. Gates' last full-time day at Microsoft was June 27, 2008. He remains at Microsoft as non-executive chairman.

Born	October 28, 1955
Birth Place	Seattle, Washington, USA
Nationality	American
Alma mater	Harvard University
Occupation	Chairman of Microsoft, Co-Chair of Bill & Melinda Gates Foundation, Director of Berkshire Hathaway CEO of Cascade Investment
Net worth	US$53 billion
Spouse	Melinda Gates

Larry Ellison

Lawrence Joseph "Larry" Ellison is an American business magnate, co-founder and chief executive officer of Oracle Corporation, a foremost enterprise software company. As of 2010 he is the sixth richest person in the world, with an individual wealth of US$28 billion. During the 1970s, Ellison worked in a Ampex Corporation. One of his projects was a database for the CIA, which he was named "Oracle". Ellison was stimulated by the paper written by Edgar F. Codd on relational database systems called "A Relational Model of Data for Large Shared Data Banks."

He founded Oracle in 1977, putting up a sheer $1400 of his own money, under the name Software Development Laboratories (SDL). In 1979, the company was renamed Relational Software Inc., afterward renamed Oracle after the flagship product Oracle database. IBM dominated the mainframe relational database market with its DB2 and SQL/DS database products, it late entering the market for a relational database on UNIX and Windows operating systems. This left the door open for Sybase, Oracle, and Informix (and eventually Microsoft) to control mid-range systems and microcomputers.

Born	August 17, 1944
Birth Place	Manhattan, New York, USA
Birth Name	Lawrence Joseph Ellison
Nationality	American
Occupation	Co-founder & CEO of Oracle Corporation
Salary	$70.1 Million
Net worth	US$28 billion
Spouse	Adda Quinn, Nancy Wheeler Jenkins, Barbara Boothe, Melanie Craft