How much funding has CesiumAstro raised?

CesiumAstro has raised $877.4M in total funding, most recently a Venture Round.

When was CesiumAstro founded?

CesiumAstro was founded in 2017.

Where is CesiumAstro headquartered?

CesiumAstro is headquartered in Austin, Texas, United States.

What industry is CesiumAstro in?

CesiumAstro operates in Aerospace, Satellite Communications.

How many employees does CesiumAstro have?

CesiumAstro has 201-500 employees.

CesiumAstro

Communications systems for space, air, and ground missions.

Austin, United States · Founded 2017 · $877.4M raised

Aerospace

Satellite Communications

Headquarters: Austin, Texas
Employees: 201–500
Founded: 2017
Business Model: B2G

Website: cesiumastro.com
Total Funding: $877.4M
Last Round: $470.0M Venture RoundFeb 2026
Rounds: 5

About

CesiumAstro builds scalable, software-defined systems including Element, Vireo, and Skylark for inter-satellite links, high-speed downlinks, and SATCOM. U.S.-based AS9100-certified manufacturing supports defense, civil, and commercial markets with multi-beam connectivity and ISR missions.

Summary

CesiumAstro is an Aerospace company based in Austin, United States, founded in 2017. It has raised $877.4M in total across 5 rounds, most recently a $470.0M Venture Round round in Feb 2026.

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