CesiumAstro
This company is in the pipeline of America 2030, IPO CLUB’s short-term, actively managed secondary fund focused on U.S. defense, energy, security, and AI.
Updated in February 2026
Headquarter: Austin, Texas, USA
Year Founded: 2017
Leadership: Shey Sabripour (Founder & CEO), Chris Pappas III (CRO), James Carwell (VP Engineering)
Industry Sectors: Satellite payload, terminals and services for the defense industry
Funding Round: $470M Series C, February 2026
Valuation: Not disclosed
Is CesiumAstro A Public Company? No, it is privately held
What Is CesiumAstro?
CesiumAstro is positioning itself as a scaled supplier of software-defined satellite communications payloads, user terminals, and integrated LEO satellite platforms at a moment when defense and sovereign programs are prioritizing proliferated architectures, resilience, and domestic manufacturing capacity.
Technology & Products
The product set spans:
(i) space communications payloads for high-throughput missions (e.g., multi-beam phased-array payloads),
(ii) user terminals for connectivity (including Ka-band AESA terminal offerings), and
(iii) an integrated LEO satellite platform (“Element”) that packages satellite and payload as a mission-ready system rather than a bespoke bus-plus-payload integration.
Market Opportunity
CesiumAstro participates in the intersection of
(i) satellite payloads for proliferated LEO architectures,
(ii) electronically steered/flat-panel antenna terminals and related user equipment, and
(iii) secure/defense satcom and sovereign communications infrastructure.
Competitive Landscape
CesiumAstro competes across three overlapping layers—space payloads, terminals/antennas, and “integrated” small satellites. The competitive set is different in each layer, and Starlink is primarily a systems-level competitor (network + terminals + launch + operations), not a like-for-like payload supplier competitor.
The company also competes with SpaceX’s Starlink. The latter core advantage is structural: mass manufacturing + vertical integration + owned constellation + owned terminals + launch cadence, which drives down cost per delivered Mbps and allows continuous iteration. CesiumAstro is not realistically positioned to “out-Starlink Starlink” in the consumer/SMB broadband market.
How To Buy CesiumAstro Stock?
CesiumAstro is currently a private company and is not publicly traded on major stock exchanges like the NASDAQ or NYSE. This means you can buy shares through a pre-IPO platform or brokerage like IPO CLUB by becoming a FREE MEMBER.
CesiumAstro has secured eight SpaceX rideshare missions, scaling delivery of software-defined space communications across defense and commercial missions. Flights begin as early as 2026.
This company is in the pipeline of America 2030, IPO CLUB’s short-term, actively managed secondary fund focused on U.S. defense, energy, security, and AI.
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