| Round | Announced on | Number of investors | Raised |
|---|---|---|---|
| Series A | Sept. 1, 2007 | 2 | $6,000,000 |
| Series Unknown | May 5, 2009 | 2 | $6,000,000 |
| Series B | Jan. 5, 2010 | 2 | $3,000,000 |
| Series Unknown | Dec. 2, 2010 | 2 | $4,000,000 |
| Series Unknown | Jan. 25, 2012 | 2 | $5,100,000 |
| Series Unknown | Oct. 4, 2012 | $4,000,000 |
Total of 2 investors