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ARTICLE · 08 MAY 2025

Space Business Review April 2025

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A monthly round-up of space industry developments for the information of our clients and friends.

United StatesTransport

April Fundraising & Investment Activity

April 2 – Washington Harbour Partners, LP made an investment of an undisclosed value in Turion Space Corp., a start-up developer of spacecraft and mission software.

April 3 – Portal Space Systems, Inc. raised $17.5m in an oversubscribed seed round led by AlleyCorp Enterprises, LLC.

April 6 – Space-based solar power start-up Aetherflux, Inc. secured $50m in funding through its Series A investment round led by Index Ventures (UK) LLP and Interlagos Capital, LLC.

April 21 – Chinese start-up Beijing Infinity Aerospace Technology Co., Ltd. raised tens of millions of yuan (approximately $3m-$13m) in angel round funding led by Unity Ventures.

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