Cascade Space raises $5.9M seed round for space communications platform

Jul 24, 2025 · Funding · Cascade Space · Communications

Cascade Space raised $5.9 million in seed funding to develop its end-to-end spacecraft communications design, test and operations platform.

Cascade Space company media
Company media · Cascade Space

Evidence notes

  • The $5.9 million seed round included Nova Threshold, Undeterred Capital, Y Combinator, Karman Ventures, Pioneer Fund and a broader investor syndicate.
  • Cascade said the capital would accelerate Cascade Designer, its software platform for satellite communication-system design and analysis.
  • The company also highlighted its open-source spacelink Python library, which supplies communication-system analysis functions used by the design platform.

Company context

Cascade Space builds a commercial alternative to the Deep Space Network. The San Francisco company is a Y Combinator startup focused on aerospace and space communications infrastructure.

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