SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
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 UARX Space Provides in-space logistics, orbital transfer vehicles, and satellite deployment systems for small satellites from LEO to the Moon UARX Space logo
HEAD-TO-HEAD1 shared sector
Portal Space Systems UARX Space
Founded 2021 2020
Headquarters Bothell, Washington Rúa do Labrego, Spain
Type private private
Status operating operating
Employees 22 14
Total funding $20M
Latest round Seed
Sectors Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion Space Transportation & Logistics, Lunar Services, Satellite Components & Subsystems
Products listed 3 10
Federal contracts
Launches
Leaders listed Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran Yanina Hallak, Andrés Villa Granata, Juan Pablo Franco
News mentions 0 37
SHARED SECTORS
FREQUENTLY ASKED

How do Portal Space Systems and UARX Space compare?

Both companies work in Space Transportation & Logistics. Portal Space Systems was founded in 2021 and UARX Space in 2020.

Which is larger, Portal Space Systems or UARX Space?

Portal Space Systems reports the larger workforce, with 22 employees versus 14.

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