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 Zeno Power Develops radioisotope power systems that convert heat from decaying isotopes into years of reliable electricity for lunar surface and seabed missions. Zeno Power logo
HEAD-TO-HEAD1 shared sector
Benchmark Space Systems Zeno Power
Founded 2017 2018
Headquarters Burlington, VT 05401 USA Washington, District of Columbia, USA
Type private private
Status operating operating
Employees 45 79
Total funding $58.1M 94870000
Latest round Venture Series B
Sectors Space Propulsion, Space Sustainability & Debris Removal, Space Transportation & Logistics Satellite Components & Subsystems, Lunar Services, Space Propulsion
Products listed 21 2
Federal contracts
Launches
Leaders listed Wesley Grove, Ryan McDevitt, Brad Morrison Tyler Bernstein, Jonathan Segal, Jacob Matthews
News mentions 21 0
SHARED SECTORS
FREQUENTLY ASKED

How do Benchmark Space Systems and Zeno Power compare?

Both companies work in Space Propulsion. Benchmark Space Systems was founded in 2017 and Zeno Power in 2018.

Which is larger, Benchmark Space Systems or Zeno Power?

Zeno Power reports the larger workforce, with 79 employees versus 45.

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