| Founded | 2008 |
|---|---|
| Closed | 2017 |
| Country | USA |
| Sector | Saas |
| Total raised | 142 |
| Collapse type | Acqui-hire |
| Founder | David Sacks |
Yammer
"The enterprise social network that won the market, sold to Microsoft — and got integrated too slowly to survive Slack."
Key Events Timeline
Yammer invented enterprise social networking — a Facebook-like feed for companies — and won the market rapidly after launching at TechCrunch Disrupt in 2008.
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