48 Acquisitions
IPO / Stock
Went Public on Nov 7, 2013 / NYSE:TWTR
San Francisco, California
Twitter is a global social networking platform that allows its users to send and read 140-character messages known as “tweets.”
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SMS, Blogging Platforms, Social Media, Messaging

Company Details


Twitter is a global social networking platform that allows its users to send and read 140-character messages known as “tweets”. It enables registered users to read and post their tweets through the web, short message service (SMS), and mobile applications.

As a global real-time communications platform, Twitter has more than 400 million monthly visitors and 255 million monthly active users around the world. Twitter’s active group of registered members includes World leaders, major athletes, star performers, news organizations, and entertainment outlets. It is currently available in more than 35 languages.

Twitter was launched in 2006 by Jack Dorsey, Evan Williams, Biz Stone and Noah Glass. Twitter is headquartered in San Francisco, California, USA, with local offices in Atlanta, Austin, Boston, Boulder, Chicago, Detroit, Los Angeles, New York, Sunnyvale and Washington.

Twitter's international offices are located in Amsterdam, Berlin, Dublin, London, Madrid, Paris, Rio de Janeiro, Sao Paulo, Singapore, Sydney, Seoul, Tokyo, Toronto and Vancouver.

Funding Rounds (8) - $1.16B

DateAmount / RoundValuationLead InvestorInvestors
Sep, 2011$400M / Secondary Market1
Aug, 2011$400M / Series G6
Dec, 2010$200M / Series F6
Jan, 2010$5.17M / Series E0
Sep, 2009$100M / Series D6
Feb, 2009$35M / Series C6
May, 2008$15M / Series B6
Jul, 2007$5M / Series A11

Products (6)

  • The best of what’s happening on Twitter in an instant.
  • Curator enables media publishers to discover, curate and display the best Twitter content on any screen.
  • Direct Messenger works with Twitters built in chat system.
  • Promoted Video,” which is aimed at brands looking to upload and distribute their videos to the Twitter network
  • Tweet Activity Dashboard is an analytics browser extension that measures and boosts its users’ impact on Twitter.
  • Twicco.jp is a group and community feature for Twitter (currently available only in Japan).

Sub Organizations (2)


Competitors (24)

  • Adocu is a nano-blogging platform that allows users to post one word status updates.
  • Blockboard is a mobile bulletin board enabling users to connect and collaborate with their neighbors using their iPhones.
  • Chatterous is a communications services platform enabling group chatting via web, IM, email and mobile phones.
  • Collecta, a XMPP server engine, monitors the update streams of real-time blogs, and sites and shows filtered results as they happen.
  • Recently founded Dutch start up, helping people find great Crowds when they go out.
  • Digg Inc. operates a website that enables its users to find, read, and share the most interesting and talked about stories on the internet.
  • Hictu is a service for video microbloggers, who can create their own microblog with small posts (containing text, audio, and video),
  • InGameNow is an online platform for sports enthusiasts to interact and share sports-related gossip and analytics.

Partners (4)

  • Shopify is the leading cloud-based, multichannel commerce platform designed for small and medium-sized businesses.
  • The Voting Information Project helps voters find information about the U.S. elections with open-source tools.
  • BigCommerce is the leading ecommerce platform for fast-growing and mid-market brands.
  • Demandware provides enterprise cloud commerce solutions that empower world’s leading retailers to continuously innovate.

Offices/Locations (1)

  • Headquarters

    1355 Market Street

    Suite 900

    San Francisco, California 94103

    United States

Awards (1)

Images (5)


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