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 Synspective Develops and operates small SAR satellites and provides Earth observation data and analytics for disaster response, national security, and environmental monitoring Synspective logo
HEAD-TO-HEAD1 shared sector
Portal Space Systems Synspective
Founded 2021 2018
Headquarters Bothell, Washington Tokyo, Japan
Type private public
Status operating operating
Employees 22 192
Total funding $20M
Latest round Seed
Sectors Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing
Products listed 3 7
Federal contracts
Launches
Leaders listed Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran Motoyuki Arai, Toshihiro Obata, Atsushi Shito
News mentions 0 1
SHARED SECTORS
FREQUENTLY ASKED

How do Portal Space Systems and Synspective compare?

Both companies work in Satellite Manufacturing. Portal Space Systems was founded in 2021 and Synspective in 2018.

Which is larger, Portal Space Systems or Synspective?

Synspective reports the larger workforce, with 192 employees versus 22.

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