Ad Astra Rocket Ad Astra Rocket Company (AARC) is a spaceflight technology company that develops plasma rocket propulsion. | ![]() Nel Hydrogen Nel ASA is a company that develops and manufactures PEM and alkaline electrolysers for hydrogen production. | ![]() Eta Space Eta Space is a company developing cryogenic propellant management systems for the space industry. | |
Founding Date | Founding Date 2005 | Founding Date 1927 | Founding Date 2019 |
Type | Type Private | Type Public | Type Private |
Tags | |||
Locations | Locations Webster, US HQ Liberia, CR | Locations Rockledge, US HQ | |
Employees | Employees 32 | Employees 394 | Employees 1512% decrease |
Financial | |||
Revenue (est.) | Revenue (est.) $2.6m (FY, 2025) | Revenue (est.) kr963.1m (FY, 2025) | Revenue (est.) N/A |
Net income | Net income ($896.8k) (FY, 2025) | Net income (kr1.3b) (FY, 2025) | Net income N/A |

Nel ASA is a company that develops and manufactures PEM and alkaline electrolysers for hydrogen production.
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Eta Space is a company developing cryogenic propellant management systems for the space industry.
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