![]() ESS ESS Tech (Energy Storage Systems) is a company that manufactures long-duration energy storage solutions suited for commercial, industrial, utility, microgrid, and off-grid applications. | ![]() VRB Energy VRB Energy (formerly known as Pu Neng and Prudent Energy) designs and manufactures Vanadium Redox Battery Energy Storage System, an advanced flow battery system. | |||
Founding Date | Founding Date 2000 | Founding Date 2011 | Founding Date 2006 | Founding Date 2009 |
Type | Type Private | Type Public | Type Private | Type Private |
Tags | ||||
Locations | Locations Bangkok, TH HQ | Locations Wilsonville, US HQ | Locations Tongzhou, CN HQ Vancouver, CA | Locations Hayward, US HQ Sandton, ZA Marlow, GB New York, US |
Employees | Employees N/A | Employees 6274% decrease | Employees 34 | Employees 18 |
Funding | ||||
Latest funding round | Latest funding round $ 10.1m (over 17 years ago) | Latest funding round N/A | Latest funding round $ 29.5m (almost 15 years ago) | Latest funding round $ 4m (about 7 years ago) |
Total funding raised | Total funding raised $ 10.1m | Total funding raised $ 46.2m | Total funding raised $ 51.5m | Total funding raised $ 130.2m |

ESS Tech (Energy Storage Systems) is a company that manufactures long-duration energy storage solutions suited for commercial, industrial, utility, microgrid, and off-grid applications.
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VRB Energy (formerly known as Pu Neng and Prudent Energy) designs and manufactures Vanadium Redox Battery Energy Storage System, an advanced flow battery system.
View companyPrimus Power is a company that manufactures energy storage systems.
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