SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
LandSpace logo LandSpace Designs, manufactures, and operates liquid oxygen-methane launch vehicles for commercial satellite deployment and space station cargo missions 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
LandSpace Portal Space Systems
Founded 2015 2021
Headquarters Beijing, China Bothell, Washington
Type private private
Status operating operating
Employees 201 22
Total funding $123.3M $20M
Latest round Series D Seed
Sectors Launch Services, Space Propulsion Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion
Products listed 3 3
Federal contracts
Launches 9 (67%)
Leaders listed Zhang Changwu, Chen Zhang, Wayne Shiong Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran
News mentions 8 0
SHARED SECTORS
FREQUENTLY ASKED

How do LandSpace and Portal Space Systems compare?

Both companies work in Space Propulsion. LandSpace was founded in 2015 and Portal Space Systems in 2021.

Which is larger, LandSpace or Portal Space Systems?

LandSpace reports the larger workforce, with 201 employees versus 22.

Which has more launches, LandSpace or Portal Space Systems?

LandSpace leads with 9 tracked launches (67% success rate).

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