Top 10 Richest People in the World

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1. Jeff Bezos founded e-commerce colossus Amazon in 1994 out of his garage in Seattle. He remains CEO and owns a 16% stake.

• In January, he and his wife, MacKenzie, announced they will divorce after 25 years of marriage. Terms of the split have not been disclosed.

• MacKenzie was Amazon's first accountant. Per Washington state law, she could get up to half of Jeff's assets, making her the richest woman on earth.

• In 2018, Amazon pulled in $230 billion in revenues and a record $10 billion in net profit, up from $3 billion the prior year.

• Bezos owns The Washington Post and Blue Origin, an aerospace company that is developing a rocket for commercial use.

• In February, Amazon announced it was canceling plans for a second headquarters in Long Island City, New York after local lawmakers opposed the plan.

• Gates has sold or given away much of his stake in Microsoft -- he owns just over 1% of shares --and invested in a mix of stocks and other assets.

• 2. With his wife Melinda, Bill Gates chairs the Bill & Melinda Gates Foundation, the world's largest private charitable foundation. • The foundation works to save lives and improve global health, and is working with Rotary International to eliminate polio.

• To date, Gates has donated $35.8 billion worth of Microsoft stock to the Gates Foundation.

• He remains a board member of Microsoft, the software firm he founded with Paul Allen in 1975. • In late 2016, Gates announced the launch of a $1 billion Breakthrough Energy investment fund with about 20 other people. • 3. Known as the "Oracle of Omaha," Warren Buffett is one of the most successful investors of all time.

• He's promised to give away over 99% of his fortune. In 2018 he donated $3.4 billion, much of it to the foundation of friends Bill and Melinda Gates.

• Buffett runs Berkshire Hathaway, which owns more than 60 companies, including insurer Geico, battery maker Duracell and restaurant chain Dairy Queen. • The son of a U.S. congressman, he first bought stock at age 11 and first filed taxes at age 13. • In 2010, he and Gates launched the Giving Pledge, asking billionaires to commit to donating half their wealth to charitable causes.

• He's promised to give away over 99% of his fortune. In 2018 he donated $3.4 billion, much of it to the foundation of friends Bill and Melinda Gates.

• 4. Known as the "Oracle of Omaha," Warren Buffett is one of the most successful investors of all time. • Buffett runs Berkshire Hathaway, which owns more than 60 companies, including insurer Geico, battery maker Duracell and restaurant chain Dairy Queen. • The son of a U.S. congressman, he first bought stock at age 11 and first filed taxes at age 13.