SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Benchmark Space Systems logo Benchmark Space Systems Designs and manufactures chemical, electric, and hybrid propulsion systems for spacecraft ranging from cubesats to orbital transfer vehicles 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-HEAD2 shared sectors
Benchmark Space Systems Portal Space Systems
Founded 2017 2021
Headquarters Burlington, VT 05401 USA Bothell, Washington, USA
Type private private
Status operating operating
Employees 45 22
Total funding $58.1M $20M+
Latest round Venture Seed
Sectors Space Propulsion, Space Sustainability & Debris Removal, Space Transportation & Logistics Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion
Products listed 21 3
Federal contracts
Launches
Leaders listed Wesley Grove, Ryan McDevitt, Brad Morrison Jeff Thornburg, Ian Vorbach, Prashaanth Ravindran
News mentions 21 0
SHARED SECTORS
FREQUENTLY ASKED

How do Benchmark Space Systems and Portal Space Systems compare?

Both companies work in Space Propulsion, Space Transportation & Logistics. Benchmark Space Systems was founded in 2017 and Portal Space Systems in 2021.

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

Benchmark Space Systems reports the larger workforce, with 45 employees versus 22.

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