SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
K2 Space logo K2 Space Designs and manufactures large-scale, high-power satellite platforms with in-house electric propulsion and avionics for multi-orbit missions. 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
K2 Space Momentus
Founded 2022 2017
Headquarters Torrance, California, USA San Jose, California, USA
Type private public
Status operating operating
Employees 159 41
Total funding $429M
Latest round Series C
Sectors Satellite Manufacturing, Satellite Components & Subsystems, Space Propulsion Space Transportation & Logistics, In-Orbit Servicing & Assembly, Satellite Manufacturing
Products listed 3 3
Federal contracts
Launches
Leaders listed Karan Kunjur, Neel Kunjur, John Plumb John C. Rood, Rob Schwarz, Lon Ensler
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do K2 Space and Momentus compare?

Both companies work in Satellite Manufacturing. K2 Space was founded in 2022 and Momentus in 2017.

Which is larger, K2 Space or Momentus?

K2 Space reports the larger workforce, with 159 employees versus 41.

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