SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
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 Orbital Sidekick Operates a constellation of hyperspectral imaging satellites and delivers spectral intelligence for energy, mining, agriculture, and defense monitoring Orbital Sidekick logo
HEAD-TO-HEAD1 shared sector
Impulse Space Orbital Sidekick
Founded 2021 2016
Headquarters Redondo Beach, California, USA San Francisco, California, USA
Type private private
Status operating operating
Employees 292 24
Total funding $895M $55.4M
Latest round Series C Venture
Sectors Space Transportation & Logistics, Satellite Manufacturing, Space Propulsion Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Satellite Manufacturing
Products listed 5 4
Federal contracts
Launches
Leaders listed Tom Mueller, Eric Romo, Kevin Miller Dan Katz, Tushar Prabhakar, Spencer Hill
News mentions 3 0
SHARED SECTORS
FREQUENTLY ASKED

How do Impulse Space and Orbital Sidekick compare?

Both companies work in Satellite Manufacturing. Impulse Space was founded in 2021 and Orbital Sidekick in 2016.

Which is larger, Impulse Space or Orbital Sidekick?

Impulse Space reports the larger workforce, with 292 employees versus 24.

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