| @DavidSacks |
| University of Chicago Law School, J.D | 1998 |
| Law | |
| Stanford University , B.A. | 1994 |
| Economics |
David O. Sacks is the Founder and CEO of Yammer, Inc. Sacks was previously the COO of PayPal until its acquisition by eBay. Subsequently, he founded Geni.com, a family tree building and networking website. He also produced and financed the hit movie Thank You For Smoking. David recently sold Yammer to Microsoft for $1.2 billion.
David holds a B.A. in Economics from Stanford University and a J.D. from the University of Chicago Law School.
| Company | Date | Round | Size | Participants |
| GetFresh | 2/13 | Seed | 2 | |
| Houzz | 1/13 | Series C | $35M | 6 |
| 15Five | 1/13 | Venture Round | $1M | 7 |
| ZenPayroll | 12/12 | Seed | $6.1M | 19 |
| GrabCAD | 10/12 | Series B | $8.15M | 5 |
| Mixpanel | 5/12 | Series A | $10.3M | 4 |
| Cherry | 4/12 | Series A | $4.5M | 5 |
| ResearchGate | 2/12 | Series B | 6 | |
| Pocket Change | 11/11 | Seed | $1.4M | 8 |
| Cherry | 11/11 | Angel | $750k | 4 |
| ShopSquad/Ownza | 3/11 | Angel | $1.25M | 5 |
| Circle Inc | 1/11 | Angel | $1M | 14 |
| Sofa Labs | 9/09 | Series A | $1.2M | 11 |
| Eventbrite | 12/08 | Series A | $1.5M | 13 |
| Scribd | 6/07 | Series A | $3.71M | 6 |
TWiST #05 with David Sacks
Added: 12/22/09The Web 2.0 Show: Episode 53 - Yammer / David Sacks
Added: 3/8/10