SpaceTech Capital Raises in the U.S. – June 1st to 15th, 2025
Several interesting transactions closed in the SpaceTech sector over the past two weeks. If you would like more info or would like to discuss the capital raising market for your company, please contact me.
Later Stage VC
- CisLunar Industries, in-space metal processing hardware designed for repurposing orbital debris, raised venture funding from University of Colorado Deming Center Venture Fund in June 2025.
- Impulse Space, aviation and aerospace components designed for economical and last-mile space payload delivery, raised $300 million of Series C venture funding in a deal led by Linse Capital on June 3, 2025.
Early Stage VC
- Logos, satellite-based communications intended for space technology and broadband networks sectors, raised $50 million of Series A venture funding from US Innovative Technology Fund on June 12, 2025, putting the company’s pre-money valuation at $186.5 million.
- Muon Space, low Earth orbit satellite designed for intelligence missions, raised $146 million of venture funding through a combination of debt and equity on June 12, 2025. $101 million of Series B and Series B1 was led by Congruent Ventures and Activate Capital Partners, with participation from Costanoa Ventures, and 5 other investors.
Seed Round
- Aethero, network of orbital computers designed to make getting space data as easy as downloading files from the web, raised $8.32 million through a combination of Seed funding in a deal led by Kindred Ventures on June 10, 2025, putting the company’s pre-money valuation at $17.99 million.
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John Silvestri
Managing Director
Finance, strategy and capital markets executive. Originated structured and executed, as principal, agent and underwriter, over $4 billion of public and private, structured and project finance transactions. Industry expertise includes Energy and Power, Technology/Fintech/Digital, Sponsor, Transportation and Infrastructure, Consumer, Industrials and Agriculture, Banking, and Specialty Finance. Companies ranging from small to large, leveraged, high grade, venture, SPV’s and project finance. Transaction expertise across capital structure includes public and private bonds, equity, structured and direct investments, and unitranche. Leveraged finance includes senior/sub, bridge, acquisition, mezzanine, equity co-investment, and re-capitalizations. Previously, founder of an advisory and a direct investment business, Managing Director and Co-head of Investment Banking at Altamar Capital, and Director and Head of High Yield Capital Markets in New York for Barclays Capital. BS in Management from SUNY Buffalo. MBA from Fordham Gabelli Business School. FINRA Series 7 and 63 licenses.
- Email: jsilvestri@castleplacement.com
- (C) (203) 803-9861
 John SilvestriManaging Director |
Please contact me if you have any questions or would like to discuss your capital raise:
Email: jsilvestri@castleplacement.com
(C) (203) 803-9861
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Sources: Information on this page was derived from a variety of sources including Bloomberg, Company Websites, Crunchbase, PitchBook and other news outlets. Castle Placement™ does not warrant or guarantee this information, nor makes any representations as to the accuracy of the information. For more Risks, see CPGO Risks and Disclaimers.
