SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Eta Space logo Eta Space Develops cryogenic propellant management systems for in-space storage, transfer, and refueling, and liquid hydrogen infrastructure for terrestrial energy applications vs Katalyst Space Technologies Builds robotic spacecraft and modular payloads for in-space servicing, satellite upgrades, and space domain awareness Katalyst Space Technologies logo
HEAD-TO-HEAD1 shared sector
Eta Space Katalyst Space Technologies
Founded 2019 2020
Headquarters Rockledge, Florida Flagstaff, Arizona
Type private private
Status operating operating
Employees 10 43
Total funding $27.2M $1.8M
Latest round Grant Seed
Sectors Space Transportation & Logistics, Lunar Services, Space Propulsion In-Orbit Servicing & Assembly, Space Domain Awareness, Space Transportation & Logistics
Products listed 6 6
Federal contracts — —
Launches — —
Leaders listed Dr. William Notardonato Ghonhee Lee, Nicholas Liapis, Kaleb Beebout
News mentions 0 0
SHARED SECTORS
Space Transportation & Logistics
FREQUENTLY ASKED

How do Eta Space and Katalyst Space Technologies compare?

Both companies work in Space Transportation & Logistics. Eta Space was founded in 2019 and Katalyst Space Technologies in 2020.

Which is larger, Eta Space or Katalyst Space Technologies?

Katalyst Space Technologies reports the larger workforce, with 43 employees versus 10.

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