Jack Dorsey Headshot
Report a problem with this profile
[email protected]

Jack Dorsey  

Co-founder & CEO of Square; Co-founder & Chairman of Twitter

Software engineer Jack Dorsey is the Co-Founder of Twitter, and was the CEO until October 2008. Dorsey had the original idea for Twitter while still at Odeo, a podcasting startup which was a project of Obvious Corp. He is now the chairman of Twitter.

In May 2009, Dorsey announced his latest startup, Square. Square, originally code-named Squirrel, is a mobile payment startup with both an app and a piece of hardware that allows the iPhone to accept credit card payments.

Dorsey was a student at University of Missouri - Rolla, later New York University, which he dropped out of and left his job as a programmer at a bike courier dispatch service in 1999 to move to San Francisco.


Square CEO Jack Dorsey says it's an 'organizational failure' if he has...

Jack Dorsey and his fellow Twitter cofounders were put into a position they weren 't prepared for when the site took off around 2008. Egos and competing visions ...

Jack Dorsey could be named Twitter's permanent CEO soon | New ...

The long, hot summer for Twitter investors may get cut short after all. A Wall Street analyst said Friday that Twitter co-founder Jack Dorsey could be named the ...

Jack Dorsey No Longer A Billionaire As Square And Twitter Shares Fall

Jack Dorsey is learning how difficult it is to be the CEO of not just one, but two, publicly traded companies. The Twitter TWTR +0.00% and Square CEO is no longer a billionaire as shares in his two tech companies dropped Wednesday morning.

Jack Dorsey Admits To Twitter’s Diversity Problem To Room Of Black Engineers

One of Twitter's biggest problems beyond user growth was put into the spotlight Friday. Before a room of hundreds of black engineers, Twitter CEO Jack Dorsey said his company knows there is a diversity problem and is committed to overcoming it.

Facebook, Apple, Google, other tech CEOs demand North Carolina repeal anti-LGBT law

The Human Rights Campaign (HRC) and Equality NC just released a letter addressed to North Carolina Governor Pat McCrory, urging him to repeal the provisions of House Bill 2. H.B. 2 eliminates non-discrimination ordinances and effectively writes into the state law of North Carolina discrimination against LGBT people.

Related Speakers View all

More like Jack