| Announced Date | Round | Money Raised | Number of Investors | Lead Investors | Post Valuation | |
|---|---|---|---|---|---|---|
| Dec 9, 2022 | Series C | — | 2 | — | — | Detail |
| Nov 19, 2021 | Series Unknown | $30M | — | — | — | Detail |
| Nov 15, 2021 | Series C | — | 1 | — | — | Detail |
| Oct 30, 2019 | Series C | $40M | 10 | Energy Impact Partners , Qualcomm Ventures | — | Detail |
| Jul 10, 2019 | Series C | — | 1 | — | — | Detail |
| Jul 19, 2017 | Series B | $20M | 5 | Qualcomm Ventures , Spark Capital | — | Detail |
| Nov 17, 2016 | Series A | $10.40M | 9 | Oreilly AlphaTech Ventures , Root Ventures | — | Detail |
| Mar 1, 2015 | Product Crowdfunding | $578K | — | — | — | Detail |
| Dec 9, 2014 | Series Unknown | — | 1 | — | — | Detail |
| Jul 8, 2014 | Seed | $4.20M | 4 | Root Ventures | — | Detail |
| Sep 30, 2013 | Seed | — | 1 | — | — | Detail |
| Jun 2, 2013 | Product Crowdfunding | $567K | — | — | — | Detail |
| Jan 31, 2013 | Pre-seed | $25K | 3 | SOSV | — | Detail |