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Shey Sabripour
Founder, Chief Executive Officer, and Director at CesiumAstro · Austin, Texas Metropolitan Area
Active now
Check size
Undisclosed
Lead stage
Growth
Deals tracked
3
Sectors
Space, Aerospace
Space Aerospace Defense Satellite communications Phased-array hardware Growth Scale-up
United States
About Shey
Shey Sabripour is an Executive Officer and Director at CesiumAstro Inc, a space technology company. He is an active allocator and investment fund investor focused on the Space, Aerospace, and Defense sectors, with $270.5M in deployed capital
Investment thesis
Builds space communications hardware for satellites, UAVs, launch vehicles, and defense platforms.
Shey Sabripour is best characterized as an operating founder rather than a fund investor. Public sources identify him as the Founder and CEO of CesiumAstro, a company that designs communication systems and phased-array technology for satellites and airborne platforms.[2][5][7][9] His public comments emphasize scaling advanced hardware, domestic manufacturing, and mission-critical reliability in space and defense applications.[7][9][11]
Investment focus
Sabripour focuses on investment opportunities within Space, Aerospace, and Defense sectors. He actively deploys capital as an institutional allocator in these high-growth, technology-intensive verticals
Areas of expertise
Space Technology Aerospace & Defense Deep Tech Institutional Capital Infrastructure
Recent activity
Jun 2026 Filed Form D — Investment vehicle · $270,514,997 raised
Live platform data · proprietary, citable layer
Notable portfolio
CesiumAstro Series C financing closed at $470M.[7] CesiumAstro announced $200M in government financing for manufacturing expansion.[9]
Notable deals
CesiumAstro Inc – Executive Officer and Director role
Frequently asked
Does Shey Sabripour invest at Growth stage?
Yes. They invest at Growth, Scale-up stage. Their geographic focus includes United States.
What is their typical check size?
Check size is not publicly disclosed. They currently invest through CesiumAstro.
What sectors does Shey Sabripour focus on?
Shey Sabripour primarily invests in Space, Aerospace, Defense, Satellite communications.
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