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United States development

Spaceium

Spaceium, founded in 2023 and based in San Francisco, is a nascent space company focused on developing orbital refueling infrastructure.

Headquarters
San Francisco, United States
Founded
2023
Type
commercial
spaceium.com
Founded
2023
Headquarters
San Francisco, United States
Ownership
Private
Last round
Undisclosed round 2024-12
Quick Facts
Country
United States
Founded
2023
Type
commercial
Status
development

About Spaceium

Updated 2026-09-19

Spaceium, founded in 2023 and based in San Francisco, is a nascent space company focused on developing orbital refueling infrastructure. The company positions itself as a provider of “service stations” for in-space operations, concentrating on the propellant-depot and broader in-space services categories. This indicates a core business centered around extending the operational lifespan and capabilities of satellites and spacecraft through on-orbit refueling.

This profile is awaiting editorial review. Details beyond the summary above are shown once they have been checked against a source.

Funding history

1 event
DateRoundAmountInvestorsSource
2024-12-30Undisclosed round—— Form D filed 2024-12-30: Gaingels Spaceium LLC (CIK 0002048653). Offering amount in the filing.sec.gov

Open jobs

10 openings

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Signals

Verification
Verified 2026-09-19

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Frequently asked about Spaceium

Quick answers to the questions readers most often search for.

When was Spaceium founded?
Spaceium was founded in 2023 in United States.
Where is Spaceium headquartered?
Spaceium is headquartered in San Francisco, United States.
What does Spaceium do?
Spaceium, founded in 2023 and based in San Francisco, is a nascent space company focused on developing orbital refueling infrastructure. The company positions itself as a provider of “service stations” for in-space operations, concentrating on the propellant-depot and broader in-space services categories. This indicate…
Is Spaceium a public or private company?
Spaceium is a privately held company and is not listed on any stock exchange.
What sector does Spaceium operate in?
Spaceium works in in space services, Satellite services and Propulsion, plus 2 other space-industry sectors.

Data Accuracy Notice: Information about Spaceium is compiled from publicly available sources including company websites, press releases, regulatory filings, and industry reports. Data is reviewed periodically but may not reflect the most recent developments.

Matched to SEC EDGAR · data pass September 19, 2026
Editorial owner: Dr. Donovan, Editor-in-Chief Company representatives may submit corrections This page does not constitute an endorsement or affiliation Learn about our data methodology