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LinkedIn is a business-oriented social networking service. Founded in December 2002 and launched on May 5, 2003, it is mainly used for professional networking. As of 2015, most of the site's revenue comes from selling access to information about its users to recruiters.〔http://www.newyorker.com/magazine/2015/10/12/the-network-man〕 In 2006, LinkedIn increased to 20 million members. , LinkedIn reports more than 400 million acquired users in more than 200 countries and territories.〔 The site is available in 24 languages,〔 including Arabic, Chinese, English, French, German, Italian, Portuguese, Spanish, Dutch, Swedish, Danish, Romanian, Russian, Turkish, Japanese, Czech, Polish, Korean, Indonesian, Malay, and Tagalog. , Quantcast reports LinkedIn has 65.6 million monthly unique U.S. visitors and 178.4 million globally, a number that as of 29 October 2013 has increased to 184 million. In June 2011, LinkedIn had 33.9 million unique visitors, up 63 percent from a year earlier and surpassing MySpace. LinkedIn filed for an initial public offering in January 2011 and traded its first shares on May 19, 2011, under the NYSE symbol "LNKD". ==Overview== LinkedIn is headquartered in Mountain View, California, with offices in Omaha, Chicago, Los Angeles, New York, San Francisco, Washington, London, Dublin, Amsterdam, Milan, Munich, Madrid, Stockholm, Singapore, Hong Kong, China, Japan, Australia, Canada, India and Dubai. LinkedIn has more than 7,600 full-time employees with offices in 30 cities around the world. LinkedIn started off 2012 with about 2,100 full-time employees worldwide, up from around 1,000 at the beginning of 2011 and about 500 at the beginning of 2010. LinkedIn's CEO is Jeff Weiner, previously a Yahoo! Inc. executive. Founder Reid Hoffman, previously CEO of LinkedIn, is Chairman of the Board.〔〔 〕 It is funded by Sequoia Capital, Greylock, Bain Capital Ventures,〔 〕 Bessemer Venture Partners and the European Founders Fund. LinkedIn reached profitability in March 2006.〔 〕 Through January 2011, the company had received a total of $103 million of investment. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「LinkedIn」の詳細全文を読む スポンサード リンク
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