Yammer Founder David Sacks Joins Cloud HR Startup Zenefits As COO
December 10, 2014 at 06:00 AM EST
David Sacks is back up in the startup game. The founder of Yammer, who sold his company to Microsoft for $1.2 billion about two-and-a-half years ago, has decided he’s had enough time off and is joining fast-growing cloud HR startup Zenefits as its new COO. Read More