| Website | greylock.com |
| Phone | 650.493.5525 |
| Employees |
They work closely and supportively with entrepreneurs to build market-leading companies – they started in 1965 and over the last 43 years have funded and helped build several hundred successful companies. They work tirelessly to be the best across select market and technology areas – this enables them to provide unparalleled help and trusted advice across key aspects of company building including strategy, recruiting and business development.
| Company | Date | Round | Size | Participants |
| High Gear Media | 6/09 | Series B | $5.5M | 3 |
| Workday | 4/09 | Series E | $75M | 3 |
| Auditude | 3/09 | Series B | $10.5M | 2 |
| Delphix | 2/09 | Series A | $8.5M | 2 |
| ZeroG Wireless | 10/08 | Series B | $17M | 4 |
| Digg | 9/08 | Series C | $28.7M | 4 |
| WEbook | 9/08 | Series A | $5M | 2 |
| Palo Alto Networks | 8/08 | Series C | $26.6M | 4 |
| Payoneer | 7/08 | Series B | $8M | 2 |
| BountyJobs | 7/08 | Series B | $12M | 1 |
| PLYmedia | 7/08 | Series B | $6M | 2 |
| 6/08 | Series D | $53M | 4 | |
| SunEdison | 5/08 | Debt | $30M | 6 |
| SunEdison | 5/08 | Series B | $131M | 6 |
| Social Gaming Network | 5/08 | Series A | $15M | 4 |
| Red Bend Software | 4/08 | Series E | $10M | 5 |
| Cuil | 4/08 | Series B | $25M | 3 |
| Imperva | 4/08 | Series D | $20M | 5 |
| WebCollage | 3/08 | Series B | $10M | 4 |
| Panther Express | 2/08 | Series B | $15.8M | 3 |
| Chirp | 1/08 | Seed | 5 | |
| Kongregate | 8/07 | Series B | $5M | 5 |
| Awareness | 7/07 | Series A | $7M | 2 |
| eSnips | 7/07 | Series B | $2M | 2 |
| Palo Alto Networks | 6/07 | Series B | $18M | 3 |
| Revision3 | 6/07 | Series B | $8M | 1 |
| Cuil | 3/07 | Series A | $8M | 2 |
| Calista Technologies | 1/07 | Series A | 2 | |
| Farecast | 1/07 | Series C | $12.1M | 6 |
| Digg | 12/06 | Series B | $8.5M | 2 |
| eSnips | 10/06 | Series A | $2M | 2 |
| Revision3 | 9/06 | Series A | $1M | 1 |
| Zend Technologies | 8/06 | Series D | $20M | 7 |
| Oodle | 5/06 | Series A | $5M | 2 |
| 4/06 | Series B | $27.5M | 3 | |
| Digg | 10/05 | Series A | $2.8M | 7 |
| Farecast | 7/05 | Series B | $7M | 3 |
| Vudu | 6/05 | Series A | $21M | 5 |
| Workday | 2005 | Unattributed | $15M | 2 |
| Wink | 1/05 | Series A | $6.2M | 2 |
| 10/04 | Series B | $10M | 1 | |
| Glimpse | Series A | $4M | 2 | |
| Payoneer | Series A | $4M | 1 | |
| Palo Alto Networks | Series A | $10M | 2 |