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 Leaf Space Operates 40+ owned ground stations across 19 locations, providing satellite TT&C and payload data downlink through automated cloud-based scheduling Leaf Space logo
HEAD-TO-HEAD1 shared sector
CesiumAstro Leaf Space
Founded 2017 2014
Headquarters Austin, Texas Milan, Italy
Type private private
Status operating operating
Employees 318 52
Total funding $710.2M $29.6M
Latest round Series C Series B
Sectors Satellite Components & Subsystems, Satellite Communications, Satellite Manufacturing Ground Segment & Networks, Satellite Communications
Products listed 15 4
Federal contracts — —
Launches — —
Leaders listed Shey Sabripour, Kenneth Smith, Chris Pappas III Cristina Zanchi, Giovanni Pandolfi Bortoletto, Gian Luca Ottino
News mentions 26 0
SHARED SECTORS
Satellite Communications
FREQUENTLY ASKED

How do CesiumAstro and Leaf Space compare?

Both companies work in Satellite Communications. CesiumAstro was founded in 2017 and Leaf Space in 2014.

Which is larger, CesiumAstro or Leaf Space?

CesiumAstro reports the larger workforce, with 318 employees versus 52.

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