| Relationships | Role | Relationship Start | Relationship End |
| Hambrecht & Quist California | Parent | 6/30/2007 | |
| Hambrecht & Quist California | Parent | 12/9/1999 | 6/29/2007 |
| Technology Coinvestors Management Llc | Subsidary | 4/18/2001 | |
| H&Q Venture Management Llc | Subsidary | 12/9/1999 | 1/24/2008 |
| Hambrecht & Quist Fund Management, Llc | Subsidary | 12/9/1999 | 6/22/2001 |
| Hambrecht & Quist, Llc | Subsidary | 12/9/1999 | 1/30/2000 |