SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Portal Space Systems logo Portal Space Systems Manufactures solar-thermal-propelled spacecraft buses for high-delta-v, multi-orbit maneuverability and tactically responsive space operations. vs Xona Space Systems Operates a Low Earth Orbit satellite constellation providing high-precision positioning, navigation, and timing services. Xona Space Systems logo
HEAD-TO-HEAD1 shared sector
Portal Space Systems Xona Space Systems
Founded 2021 2019
Headquarters Bothell, Washington, USA Burlingame, California, USA
Type private private
Status operating operating
Employees 22 77
Total funding $20M+ $244.6M
Latest round Seed Series B
Sectors Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion Navigation & Positioning, Satellite Manufacturing, Space Defense Systems
Products listed 3 1
Federal contracts
Launches
Leaders listed Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran Brian Manning, Tyler Reid, Jonathan Wakenshaw
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Portal Space Systems and Xona Space Systems compare?

Both companies work in Satellite Manufacturing. Portal Space Systems was founded in 2021 and Xona Space Systems in 2019.

Which is larger, Portal Space Systems or Xona Space Systems?

Xona Space Systems reports the larger workforce, with 77 employees versus 22.

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