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 Synspective Develops and operates small SAR satellites and provides Earth observation data and analytics for disaster response, national security, and environmental monitoring Synspective logo
HEAD-TO-HEAD1 shared sector
Impulse Space Synspective
Founded 2021 2018
Headquarters Redondo Beach, California Tokyo, Japan
Type private public
Status operating operating
Employees 292 192
Total funding $895M
Latest round Series C
Sectors Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing
Products listed 5 7
Federal contracts
Launches
Leaders listed Tom Mueller, Eric Romo, Kevin Miller Motoyuki Arai, Toshihiro Obata, Atsushi Shito
News mentions 3 1
SHARED SECTORS
FREQUENTLY ASKED

How do Impulse Space and Synspective compare?

Both companies work in Satellite Manufacturing. Impulse Space was founded in 2021 and Synspective in 2018.

Which is larger, Impulse Space or Synspective?

Impulse Space reports the larger workforce, with 292 employees versus 192.

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