| Relationships | Role | Relationship Start | Relationship End |
| Norwest Limited Lp, Lllp | Parent | 1/1/2004 | |
| Itasca Vc Partners Vi-A, Llc | Parent | 3/28/2012 | |
| Palo Alto Partners, Llc | Subsidary | 8/16/2007 | 12/19/2013 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| Palo Alto Partners, Llc | Seller | Discontinued | 12/20/2013 |