Boom SupersonicPRIVATE · FOUNDED —
StarcloudPRIVATE · FOUNDED 2024Each bar is the last disclosed mark — $1.5B for Boom Supersonic (post-money, Dec 2025) and $2.3B for Starcloud (post-money).


Boom SupersonicPRIVATEAerospace & Defense · US · —
StarcloudPRIVATEAerospace & Defense · US · 2024
The $1.5B tells you…
The $2.3B tells you…Both marks are post-money, so 1.53× compares like with like. Both are private: there is no public quote and no Canborsa market on either name.
Boom Supersonic operates in Aerospace, and Starcloud operates in Space / orbital data centers.
Boom Supersonic is valued at $1.5B, and Starcloud at $2.3B.
Boom Supersonic has raised $710.1M across 10 rounds, and Starcloud has raised $467.4M across 5 rounds.
Boom Supersonic's lead investors include Darsana Capital Partners and Altimeter Capital, and Starcloud's include Benchmark and EQT Ventures.
Boom Supersonic is private, and Starcloud is private.