| Investor Name | Invest Money | Lead Investor | Propotion |
|---|
| Announced Date | Round | Money Raised | Investors | |
|---|---|---|---|---|
| Nov 22, 2004 | Series B | $ 1.80M | Acumen,International Finance Corporation | Detail |
| Jan 3, 2013 | Series Unknown | $ 790K | Detail | |
| Jan 16, 2012 | Series Unknown | $ 22.49M | Detail | |
| Mar 15, 2016 | Series Unknown | $ 4.05M | Detail | |
| Sep 24, 2014 | Series Unknown | $ 10M | Vital Venture Capital | Detail |
| Jan 13, 2009 | Series D | $ 10M | The Dow Chemical Company,SAIL Capital Partners LLC | Detail |
| Nov 29, 2017 | Series Unknown | $ 400K | Detail | |
| Dec 20, 2006 | Series C | $ 4M | Dow Venture Capital,SAIL Capital Partners LLC | Detail |
| Nov 18, 2010 | Debt Financing | $ 5M | Detail | |
| Jul 26, 2006 | Series Unknown | $ 7.24M | Detail |