SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
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 Slingshot Aerospace Provides AI-powered space domain awareness, satellite tracking, space traffic coordination, and orbital simulation for government and commercial operators Slingshot Aerospace logo
HEAD-TO-HEAD1 shared sector
Sidus Space Slingshot Aerospace
Founded 2012 2017
Headquarters Florida’s Space Coast, Florida Colorado Springs, Colorado
Type public private
Status operating operating
Employees 73 155
Total funding $148.9M
Latest round Venture
Sectors Satellite Manufacturing, Earth Observation & Remote Sensing, Space Defense Systems Space Domain Awareness, Space Defense Systems, Space Software & Mission Tools
Products listed 3 16
Federal contracts
Launches
Leaders listed Carol Craig, Mark Mikolajczyk, Val Ojdanic Tim Solms, Scott Humphrys, Andrea Powers
News mentions 9 15
SHARED SECTORS
FREQUENTLY ASKED

How do Sidus Space and Slingshot Aerospace compare?

Both companies work in Space Defense Systems. Sidus Space was founded in 2012 and Slingshot Aerospace in 2017.

Which is larger, Sidus Space or Slingshot Aerospace?

Slingshot Aerospace reports the larger workforce, with 155 employees versus 73.

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