United States · Funded startup
Funding summaryUpdated 26 Oct 2026
$1.1Braised across 6 rounds since 2019, from 6 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Source recordedSEC filing: $271M sold
JP Morgan
Trousdale Ventures
Airbus Ventures
Development Bank of Japan Inc.
JDH CapitalReported by Ventureburn
Source recorded
Reported by BusinesswireSEC filing: $8.5M sold, first sale Jan 2019
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Trousdale VenturesLL
Kleiner Perkins
Franklin TempletonAirbus VenturesL
Alumni VenturesJP Morgan
Janus Henderson Investors
Honeywell
Lavrock VenturesDevelopment Bank of Japan Inc.Missing a round, or an investor who was in one? Tell us.
These 4 firms list CesiumAstro as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
CesiumAstro's investors include Trousdale Ventures, Kleiner Perkins, Franklin Templeton, Airbus Ventures and Alumni Ventures, and 9 more on record.
CesiumAstro has raised $1.1B across 6 rounds since 2019. 2 rounds did not disclose an amount, so the total is a floor.
CesiumAstro's most recent round was a Debt of $300M in Sept 2026.
CesiumAstro's largest round on record is $470M (Series C), in Feb 2026.
CesiumAstro's first round on record, in Mar 2019, was backed by Airbus Ventures, Kleiner Perkins and Franklin Templeton and 3 others.
CesiumAstro's latest named round is a Debt, in Sept 2026.
CesiumAstro is based in the United States.
Airbus Ventures led the Series A in 2019; Trousdale Ventures led the Series B in 2024.
In the same sector, and raised in the last eighteen months.
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United States · 
