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 SpiderOak Zero-trust cybersecurity platform securing data exchange and access control for space, defense, and edge computing environments SpiderOak logo
HEAD-TO-HEAD1 shared sector
CesiumAstro SpiderOak
Founded 2017 2006
Headquarters Austin, Texas Reston, Virginia
Type private private
Status operating operating
Employees 318 19
Total funding $710.2M $34.6M
Latest round Series C Venture
Sectors Satellite Components & Subsystems, Satellite Communications, Satellite Manufacturing Space Cybersecurity, Satellite Communications, Space Defense Systems
Products listed 15 11
Federal contracts
Launches
Leaders listed Shey Sabripour, Kenneth Smith, Chris Pappas III Charles Beames, Kip Gering, Jonathan Moore
News mentions 26 11
SHARED SECTORS
FREQUENTLY ASKED

How do CesiumAstro and SpiderOak compare?

Both companies work in Satellite Communications. CesiumAstro was founded in 2017 and SpiderOak in 2006.

Which is larger, CesiumAstro or SpiderOak?

CesiumAstro reports the larger workforce, with 318 employees versus 19.

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