12 Things You Didn't Know About The Millionaires And Billionaires Running Silicon Valley

dick costolo twitter

Photo: Screenshot

Aside from running companies worth more than $100 million — often times worth more than $1 billion — some of the top tech entrepreneurs are actually still humans.That means they have their own weird quirks and things going on in their lives.

Then again, if they’re running the top tech companies in the world, “weird” is probably a pretty huge compliment.

Here are some of our favourite quirks we’ve learned about thus far.

Mark Zuckerberg has an adorable dog.

His name is Beast, though you probably wouldn't guess that looking at him.

Zuckerberg's Facebook page is peppered with pictures of the charming white pup.

Charlie Cheever plays a lot of StarCraft 2.

If you follow Quora co-founder Charlie Cheever on Quora, you'll see a ton of responses about StarCraft 2, an online strategy game.

Guy knows his stuff, though -- so if you want to get better at StarCraft, you should follow him on Quora.

Sergey Brin works out like a maniac.

When Google's co-founder isn't working on crazy fringe projects that are going to change the world -- like self-driving cars -- you can probably find him in the gym.

We hear from a lot of people close to Googlers that Brin is a big gym rat and spends a ton of time working out.

Joe Fernandez has a (relatively) low Klout score.

Seriously? 69?

For being the CEO of the online reputation scoring company, Joe Fernandez doesn't come anywhere close to Justin Bieber.

Bummer.

Box CEO Aaron Levie is a magician.

Even before he was turning down offers to buy his company for more than $500 million, Box CEO Aaron Levie knew how to pull off a huge magic trick.

If you catch up with him at an after party, bring a deck of cards.

Twitter CEO Dick Costolo was an improv actor and comedian.

Before taking the reigns at Twitter -- now worth about $8 billion -- Dick Costolo was a stand-up comedian.

Seriously, just check him out in action.

Dan Porter is a big hip-hop fan.

When Draw Something finally started to take off, OMGPOP CEO Dan Porter did what he always does -- throw on the B.I.G. and strut through Brooklyn.

Ask him for his playlist on Twitter sometime.

David Ebersman plays bass in a cover band.

When he isn't prepping for Facebook's gargantuan IPO, Facebook CFO plays bass in a cover band filled with tech entrepreneurs called FeedBomb.

Does anyone want to tell this guy the IPO happens in a few weeks?

Randi Zuckerberg sings cover songs.

Entrepreneur and sister to Mark Zuckerberg Randi Zuckerberg is also a member of FeedBomb.

She's the lead singer. You can check out some of the set lists on Facebook.

Jack Dorsey hates people who don't push in their chairs.

There are a few things that annoy Jack Dorsey -- like not leaving a tip.

But if you don't push your chair in, you are going to get on Dorsey's bad side.

Kevin Systrom almost worked at Facebook.

When Kevin Systrom was attending Stanford, Mark Zuckerberg approached him to join Facebook.

Instead, Systrom went on to start Instagram -- which Facebook would later buy for about $1 billion.

Mark Pincus had a creepy stalker.

Vera Svenchina was a Russian amateur film artist that was allegedly stalking Mark Pincus, founder and CEO of Zynga.

Zynga ended up spending more than $1 million on security for Pincus in 2011.

They work in the top tech companies today...

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