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Tumblr

What
Behind the biggest conceptual change in the evolution of blogging. The easy way to blog: post text, photos, quotes, links, music, and videos from your browser, phone, desktop, email or wherever you happen to be, and customize everything.

Disrupting
Traditional media and advertising markets.

Tumblr
Source: Tumblr

Headquarters: New York, NY
CEO: David Karp
Year Founded: 2007
Number of Employees: 174
Funding: $125 million
Key Investors: Sequoia Capital, Greylock Partners, Union Square Ventures, Spark Capital and Insight Venture Partners

Vital Stats

  • Ranks 40th among most-visited U.S. websites, right behind Netflix (Comscore)
  • 80 million unique visits a month/222 million globally (Quantcast)
  • 106.7 million blogs
  • 50 billion posts
  • 71 million daily posts
  • Average deal size for Tumblr advertising is six figures
  • Clients include GE, AT&T, Pepsi
  • The 10 top film studios are now advertising on Tumblr
  • Mobile growth rate 4 times over past six months


On Disruption

"Disruption is democratizing what was once wholly owned by influencers at big institutions." -David Karp, CEO and Founder

Technology

  • Sony headquarters in Tokyo, Japan.

    Sony has launched a crowdfunding site to finance employees' ideas, in a bid to bring back innovation to the Japanese electronics giant.

  • The Uber app on an iPhone in New York.

    Uber targeted its customers to protest outside New York City Council Tuesday as a bill stands to cap for-hire vehicles.

  • National Security Agency building in Fort Meade, Md.

    A court ruled on Monday that the NSA may temporarily resume its once-secret program that collects records of Americans' domestic phone calls.

Latest Special Reports

  • CNBC's ninth annual study measures all 50 states on more than 60 different metrics.

  • Waitress tablet

    Trailblazers leveraging the power of technology and innovation to grow their business—and disrupt the competition.

  • Advisor-centric content with guest columns covering practice management, investment strategies and marketing/social media.