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Twitter

Twitter is a global social networking platform that allows its users to send and read 280-character messages known as “tweets”.

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Founded

2007

Employees

Between 5,500 - 5,500 employees

Raised

$1,540,191,488

Headquarters Location

1355 Market Street, Suite 900, San Francisco, CA 94103

Public

TRUE

Acquired

FALSE

Founders

Noah Glass, Jack Dorsey, Biz Stone, Evan Williams

CEO

Parag Agrawal
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Funding Rounds

$300,000,000

December 2011

$400,000,000

September 2011

$400,000,000

August 2011

$80,000,000

February 2011

$200,000,000

December 2010

$5,166,511

January 2010

$100,000,000

September 2009

$35,000,000

February 2009

$15,000,000

June 2008

$5,000,000

July 2007

$25,000

December 2006

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