Yammer

Yammer

Yammer

Changing the way companies connect, communicate and collaborate - one Enterprise Social Network at a time.
Founded
2008
Raised
$142M
Follow us
Alexa global traffic share
Twitter followers
01 Feb 2012
$85,000,000
Venture capital (Series E)
27 Sep 2011
$17,000,000
Venture capital (Series D)
01 Nov 2010
$25,000,000
Venture capital (Series C)
01 Feb 2010
$10,000,000
Venture capital (Series B)
01 Jan 2009
$5,000,000
Venture capital (Series A)