SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Innospace logo Innospace Hybrid rocket-powered small satellite launch vehicles delivering low-cost, customized rapid access to sun-synchronous and low Earth orbit vs Portal Space Systems Manufactures solar-thermal-propelled spacecraft buses for high-delta-v, multi-orbit maneuverability and tactically responsive space operations Portal Space Systems logo
HEAD-TO-HEAD1 shared sector
Innospace Portal Space Systems
Founded 2017 2021
Headquarters South Korea Bothell, Washington
Type public private
Status operating operating
Employees 55 22
Total funding $38.8M $20M
Latest round Post-IPO Equity Seed
Sectors Launch Services, Space Propulsion Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion
Products listed 5 3
Federal contracts
Launches 4 (25%)
Leaders listed Soo-Jong Kim, Hun Jung, Chan Jung Kim Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do Innospace and Portal Space Systems compare?

Both companies work in Space Propulsion. Innospace was founded in 2017 and Portal Space Systems in 2021.

Which is larger, Innospace or Portal Space Systems?

Innospace reports the larger workforce, with 55 employees versus 22.

Which has more launches, Innospace or Portal Space Systems?

Innospace leads with 4 tracked launches (25% success rate).

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