SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Sidus Space logo Sidus Space Designs, manufactures, and operates LizzieSat small satellites, delivering AI-driven space-based data and hardware manufacturing services for defense and commercial customers. vs SpinLaunch Builds kinetic launch systems using ground-based centrifuges and develops the Meridian LEO broadband constellation for enterprise communications SpinLaunch logo
HEAD-TO-HEAD1 shared sector
Sidus Space SpinLaunch
Founded 2012 2014
Headquarters Florida’s Space Coast Long Beach, CA
Type public private
Status operating operating
Employees 73 27
Total funding $249M
Latest round Series C
Sectors Satellite Manufacturing, Earth Observation & Remote Sensing, Space Defense Systems Launch Services, Satellite Communications, Satellite Manufacturing
Products listed 3 4
Federal contracts
Launches
Leaders listed Carol Craig, Mark Mikolajczyk, Val Ojdanic Massimiliano Ladovaz, David Wrenn
News mentions 9 16
SHARED SECTORS
FREQUENTLY ASKED

How do Sidus Space and SpinLaunch compare?

Both companies work in Satellite Manufacturing. Sidus Space was founded in 2012 and SpinLaunch in 2014.

Which is larger, Sidus Space or SpinLaunch?

Sidus Space reports the larger workforce, with 73 employees versus 27.

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