NewSpace AtlasSearch

CesiumAstro

Austin company that builds software-defined radios, phased-array antennas and whole small satellites for military and commercial customers, letting spacecraft steer many radio beams electronically instead of with moving dishes.

Products, by altitude

On the ground · 0 km · Earth’s surface

Known rounds

DateRoundAmountLed by
Feb 2026Series C$270MTrousdale Ventures⁠1
Jun 2024Series B+$65MTrousdale Ventures⁠2
Jan 2023Equity (Form D)$2.1M—⁠3
Feb 2022Equity (Form D)$60M—⁠4
Oct 2020Debt (Form D)$15M—⁠5
Jan 2019Equity (Form D)$8.5M—⁠6
Apr 2017Equity (Form D)$1.8M—⁠7

Sources

  1. PayloadFeb 3, 2026
  2. Via SatelliteJun 20, 2024
  3. SEC EDGAR (Form D)Jan 27, 2023
  4. SEC EDGAR (Form D)Mar 2, 2022
  5. SEC EDGAR (Form D)Mar 2, 2022
  6. SEC EDGAR (Form D)Jan 31, 2019
  7. SEC EDGAR (Form D)Jul 5, 2017
  8. Via SatelliteFeb 2, 2026

Updated Oct 22, 2026 · How we source facts · Suggest a correction