Top SpaceTech Capital Raises in the U.S. – May 1st to 15th, 2025
Several interesting transactions closed in the SpaceTech sector over the past two weeks. If you would like more info on these deals or would like to discuss the capital raising market for your company, please contact me.
Merger/Acquisition
- Optical Physics, designer and manufacturer of advanced optical systems intended for aerospace, defense, and scientific applications, was acquired by Voyager (NYS: VOYG) for $10.7 million on May 2, 2025.
Later Stage VC
- X-Bow Systems, manufacturer of rocket propellant intended to offer access to orbit for commercial and government payloads, raised $105 million through a combination of Series B-1, Series B-2, and Series B-3 venture funding in a deal led by Lockheed Martin Ventures and Razor’s Edge Ventures on May 12, 2025, putting the company’s pre-money valuation at $503 million.
- SkySelect, operator of a digital aircraft procurement platform intended to facilitate the purchasing of aircraft parts, raised venture funding from Verb Ventures in May 2025.
Early Stage VC
- Starlab Space, operator of a commercial space station company intended to serve space agencies, researchers, and companies, raised venture funding from Mercury Fund in May 2025.
- Obruta, developer of autonomy software infrastructure designed to support the full lifecycle of in-space satellite services, raised venture funding from AVenture Capital on May 5, 2025.
Accelerator/Incubator
- Cascade Space, developer of a spacecraft communication and design platform intended for missions beyond low Earth orbit, joined Y Combinator on May, 2025 and received $500,000 in funding.
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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.
