| Investor Name | Invest Money | Lead Investor | Propotion | |
|---|---|---|---|---|
| The Dow Chemical Company | - | Yes | - | Detail |
| SAIL Capital Partners LLC | - | Yes | - | Detail |
| Announced Date | Round | Money Raised | Investors | |
|---|---|---|---|---|
| Nov 22, 2004 | Series B | $ 1.80M | Acumen,International Finance Corporation | Detail |
| Dec 20, 2006 | Series C | $ 4M | Dow Venture Capital,SAIL Capital Partners LLC | Detail |
| Jul 26, 2006 | Series Unknown | $ 7.24M | Detail |