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 York Space Systems Designs, mass-manufactures, and operates standardized spacecraft platforms and end-to-end mission solutions for national security and commercial constellation customers York Space Systems logo
HEAD-TO-HEAD2 shared sectors
Sidus Space York Space Systems
Founded 2012 2014
Headquarters Florida’s Space Coast, Florida Greenwood Village, Colorado
Type public public
Status operating operating
Employees 73 367
Total funding
Latest round
Sectors Satellite Manufacturing, Earth Observation & Remote Sensing, Space Defense Systems Satellite Manufacturing, Ground Segment & Networks, Space Defense Systems
Products listed 3 5
Federal contracts
Launches
Leaders listed Carol Craig, Mark Mikolajczyk, Val Ojdanic Dirk Wallinger, Mike Lajczok, Melanie Preisser
News mentions 9 13
SHARED SECTORS
FREQUENTLY ASKED

How do Sidus Space and York Space Systems compare?

Both companies work in Satellite Manufacturing, Space Defense Systems. Sidus Space was founded in 2012 and York Space Systems in 2014.

Which is larger, Sidus Space or York Space Systems?

York Space Systems reports the larger workforce, with 367 employees versus 73.

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