SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Impulse Space logo Impulse Space Designs and operates orbital transfer vehicles that move payloads between orbits using high-thrust chemical propulsion, delivering to GEO in under a day vs Revolution Space Develops in-space electric propulsion systems and advanced spacecraft solutions for commercial and defense satellite operators Revolution Space logo
HEAD-TO-HEAD1 shared sector
Impulse Space Revolution Space
Founded 2021 2014
Headquarters Redondo Beach, California Charlestown, Massachusetts
Type private private
Status operating operating
Employees 292 38
Total funding $895M $100.8M
Latest round Series C Venture
Sectors Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion Space Propulsion, Satellite Components & Subsystems
Products listed 5 1
Federal contracts
Launches
Leaders listed Tom Mueller, Eric Romo, Kevin Miller Darren Garber, PhD, Darren Womacks, Paul Richards
News mentions 3 2
SHARED SECTORS
FREQUENTLY ASKED

How do Impulse Space and Revolution Space compare?

Both companies work in Space Propulsion. Impulse Space was founded in 2021 and Revolution Space in 2014.

Which is larger, Impulse Space or Revolution Space?

Impulse Space reports the larger workforce, with 292 employees versus 38.

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