| Investor Name | Invest Money | Lead Investor | Propotion | |
|---|---|---|---|---|
| Beringea | - | - | - | Detail |
| Dyson | - | - | - | Detail |
| General Motors Ventures | - | - | - | Detail |
| ITOCHU Corporation | - | - | - | Detail |
| Justin Godfrey | - | - | - | Detail |
| Khosla Ventures | - | - | - | Detail |
| Announced Date | Round | Money Raised | Investors | |
|---|---|---|---|---|
| Jan 1, 2012 | Series B | $ 14M | General Motors Ventures | Detail |
| Jan 1, 2012 | Grant | $ 3M | Detail | |
| Apr 2, 2010 | Series B | $ 7M | InvestMichigan | Detail |
| Jan 1, 2009 | Series A | $ 2M | Khosla Ventures | Detail |
| Sep 10, 2010 | Series B | $ 4.20M | Beringea,General Motors Ventures,etc. | Detail |