Electric Hydrogen Electric Hydrogen (EH2) is a company that manufactures electrolyzers to produce green hydrogen. | ![]() CleanSpark CleanSpark is a company that develops and operates data centers and infrastructure for artificial intelligence workloads and Bitcoin mining. | ![]() SolarWindow Technologies SolarWindow Technologies, Inc. develops transparent electricity-generating coatings. | |
Founding Date | Founding Date 2020 | Founding Date 1987 | Founding Date 2009 |
Type | Type Private | Type Public | Type Public |
Tags | |||
Locations | Locations Natick, US HQ Devens, US San Carlos, US San Jose, US | Locations Henderson, US HQ Woods Cross, US | Locations New York, US HQ Yongin Si, KR Scottsdale, US Vestal, US |
Employees | Employees 3541% decrease | Employees 25697% increase | Employees 233% decrease |
Valuation ($) | Valuation ($) N/A | Valuation ($) 3.2 b | Valuation ($) 25 m |
Financial | |||
Net income | Net income N/A | Net income $352.9m (FY, 2025) | Net income ($2.3m) (FY, 2025) |

CleanSpark is a company that develops and operates data centers and infrastructure for artificial intelligence workloads and Bitcoin mining.
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SolarWindow Technologies, Inc. develops transparent electricity-generating coatings.
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