Yammer is basing its new service on Facebook's Open Graph API. The new feature launches with partners including Box.net, Zendesk, Badgeville, Tripit, Spigit, and Expensify.

Just as Yammer brought already-popular Facebook-style social media services into the workplace years ago, CoTap’s enterprise service mimics WhatsApp, MessageMe and Line in mobile messaging, but ...

About six months ago, Microsoft acquired San Francisco's Yammer for $1.2 billion. The price tag for the on-the-job social-networking service still seems shocking.

Yammer, the enterprise social networking company that was recently bought by Microsoft for $1.2 billion, is getting ready to add a new instant messaging feature called Online Now to its main ...

Yammer has been used at more than 100,000 businesses in 160 countries, including employees at more than 80 percent of the Fortune 500. Customers signing up this year include 7-11, Ford, Southern ...

It’s official: Microsoft’s Yammer acquisition has been completed July 19, 2012 - 6:18 pm Today Microsoft announced that its acquisition of Yammer has finished its final closing conditions.

Yammer nabs oneDrum Written by Rachel King, Contributor April 11, 2012 at 6:07 p.m. PT The UK-based start-up brings more social-minded work tools to the enterprise social network.

Reading this, you may have just clicked away from Yammer, NationalField, or another enterprise social network.All those status updates are creating major shifts in the way we work, say Dion ...

Microsoft has confirmed that it's finally killing off Yammer, the enterprise social network it procured more than a decade ago for $1.2 billion. Yammer was initially created out of San Francisco ...

Yammer raised an $85 million round of funding last quarter, bringing its total to $142 million since 2009. That set an estimated valuation of $500 million to $600 million , so those recent ...

NewsGator will integrate its social networking add-on for SharePoint with Yammer, the company announced Thursday. The move comes shortly after Microsoft’s decision to buy Yammer, in a deal that ...