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 United Launch Alliance Manufactures and operates the Vulcan Centaur and Atlas V launch vehicles for national security, NASA, and commercial customers United Launch Alliance logo
HEAD-TO-HEAD1 shared sector
Impulse Space United Launch Alliance
Founded 2021 2006
Headquarters Redondo Beach, California Centennial, Colorado
Type private joint-venture
Status operating operating
Employees 292 1,944
Total funding $895M
Latest round Series C
Sectors Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion Launch Services, Space Transportation & Logistics
Products listed 5 3
Federal contracts 12 ($6.75B)
Launches 211 (82%)
Leaders listed Tom Mueller, Eric Romo, Kevin Miller John Elbon, Mark Peller, Mitch Van Dewerker
News mentions 3 1
SHARED SECTORS
FREQUENTLY ASKED

How do Impulse Space and United Launch Alliance compare?

Both companies work in Space Transportation & Logistics. Impulse Space was founded in 2021 and United Launch Alliance in 2006.

Which is larger, Impulse Space or United Launch Alliance?

United Launch Alliance reports the larger workforce, with 1,944 employees versus 292.

Which has more US federal contracts, Impulse Space or United Launch Alliance?

United Launch Alliance has been awarded more, with $6.75B across 12 awards.

Which has more launches, Impulse Space or United Launch Alliance?

United Launch Alliance leads with 211 tracked launches (82% success rate).

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