SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
CesiumAstro logo CesiumAstro Designs, manufactures, and integrates software-defined phased array communications systems, payloads, and satellites for space, airborne, and ground platforms vs Tesat-Spacecom Manufactures satellite communication payloads and laser inter-satellite link terminals, with equipment aboard more than half of all communication satellites in orbit Tesat-Spacecom logo
HEAD-TO-HEAD2 shared sectors
CesiumAstro Tesat-Spacecom
Founded 2017 1949
Headquarters Austin, Texas Backnang, Germany
Type private private
Status operating operating
Employees 318 1,100
Total funding $710.2M
Latest round Series C
Sectors Satellite Components & Subsystems, Satellite Communications, Satellite Manufacturing Satellite Communications, Navigation & Positioning, Satellite Components & Subsystems
Products listed 15 6
Federal contracts
Launches
Leaders listed Shey Sabripour, Kenneth Smith, Chris Pappas III Dr. Caroline Weishaupl, Matthias von Hayek-Boelingen, Rolf Leonhardt
News mentions 26 36
SHARED SECTORS
FREQUENTLY ASKED

How do CesiumAstro and Tesat-Spacecom compare?

Both companies work in Satellite Components & Subsystems, Satellite Communications. CesiumAstro was founded in 2017 and Tesat-Spacecom in 1949.

Which is larger, CesiumAstro or Tesat-Spacecom?

Tesat-Spacecom reports the larger workforce, with 1,100 employees versus 318.

Numbers refresh on every render against the live Space Index database. Federal contract data from USAspending.gov; launches from LaunchLibrary2.