SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
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 Momentus Operates orbital service vehicles and manufactures satellite buses for in-space transportation, hosted payloads, and proximity operations Momentus logo
HEAD-TO-HEAD1 shared sector
Benchmark Space Systems Momentus
Founded 2017 2017
Headquarters Burlington, Vermont San Jose, California
Type private public
Status operating operating
Employees 45 41
Total funding $58.1M
Latest round Venture
Sectors Space Propulsion, Space Sustainability & Debris Removal, Space Transportation & Logistics Space Transportation & Logistics, In-Orbit Servicing & Assembly, Satellite Manufacturing
Products listed 21 3
Federal contracts
Launches
Leaders listed Wesley Grove, Ryan McDevitt, Brad Morrison John C. Rood, Rob Schwarz, Lon Ensler
News mentions 21 0
SHARED SECTORS
FREQUENTLY ASKED

How do Benchmark Space Systems and Momentus compare?

Both companies work in Space Transportation & Logistics. Benchmark Space Systems was founded in 2017 and Momentus in 2017.

Which is larger, Benchmark Space Systems or Momentus?

Benchmark Space Systems reports the larger workforce, with 45 employees versus 41.

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