Billionaire Bill Gates, co-founder of Microsoft and co-chair of the Bill and Melinda Gates Foundation, smiles before an interview with Bloomberg Television at the Sibos financial services conference in Boston, Mass. on Oct. 2, 2014.Bloomberg via Getty Images
Microsoft founder Bill Gates is still the world’s richest man.
Worth $79.2 billion, Gates kept his spot at the top of the 2015 Forbes Billionaires List, while Mexican business magnate Carlos Slim Helu, worth $77.1 billion, clocked in again at No. 2. Warren Buffett, worth $71.3 billion, swapped places with Spanish fashion exec Amancio Ortega, worth $66.4 billion, with Buffett in No. 3 and Ortega in No. 4.
While the richest stayed the richest, the 1,822 other billionaires on Forbes‘ list contained new 290 newcomers, with 71 of these newly minted billionaires coming from China. The list also features a record-breaking 46 billionaires under the age of 40, including first-time billionaires Uber CEO Travis Kalanick, 38, and the founder of the health tech company Theranos, Elizabeth Homes, 31, the youngest self-made woman on Forbes‘ list.
See The 7 Most Important Tech CEOs You Wouldn't Recognize
Jack Ma, founder of Chinese Internet giant Alibaba, stepped down as that firm's CEO in 2013. But he's still the company's most public face, and after Alibaba's September IPO, China's single richest man.Scott Eells—Bloomberg/Getty ImagesLarry Ellison stunned the tech world in September by announcing he's stepping down as CEO of Oracle, the enterprise software company he co-founded in 1977. Since Oracle doesn't sell products to the public like Apple or Microsoft, Ellison's a little less-known outside Silicon Valley: But he's a hugely important figure, having heavily influenced Steve Jobs and a host of other tech leaders.Tomohiro Ohsumi—Bloomberg/Getty ImagesTony Hsieh, CEO of shoe-tailer Zappos.com, is a controversial figure in the world of tech chief officers. He's pouring money into Zappos' corporate home of Las Vegas, Nevada, which is welcome by some locals but spurned by others. Still, Zappos is known for being a very fun and very different place to work, thanks in part to Hsieh setting those qualities up as priorities for the company.Noah Berger—Bloomberg/Getty ImagesSatya Nadella just took over the reins at Microsoft earlier this year from now-Clippers owner Steve Ballmer, but he's already making his presence known through sizable layoffs and simultaneous acquisitions. Nadella's Microsoft has let go of nearly 15,000 employees this year — a chunk of whom were made redundant when Microsoft closed an approximately $7.2 billion deal for Nokia's device wing. Also on Microsoft's tab? $2.5 billion for the Swedish gaming company behind top-hit Minecraft.Microsoft/CorbisLinkedin CEO Jeff Weiner, formerly a longtime Yahoo employee, has grown the "Facebook For Professionals'" user base and revenue exponentially since coming becoming CEO in 2009. He's got quite the fan base, too: His workers, 100% of whom support him as CEO, according to Glassdoor.Robert Galbrath—Reuters/CorbisJohn Donahoe has been president and CEO of eBay since 2008. He's now guiding the company in a time of deep uncertainty: In early 2014, eBay settled a nasty public feud with activist investor Carl Icahn, who wants eBay to spin off payment service PayPal as an independent business — and Icahn isn't the only one who thinks that's a good idea.Paul Morris—Bloomberg/Getty ImagesDon Mattrick became CEO of Zynga, the social gaming company that brought us FarmVille, in 2013, coming over from Microsoft. He's been tasked with leading Zynga through a tumultuous period — the now publicly-traded company hasn't been able to replicate its FarmVille success, leaving many to wonder about the company's future.Michal Czerwonka—Getty Images
