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 Telesat Operates a global GEO satellite fleet and is building Telesat Lightspeed, an enterprise-class LEO constellation delivering fiber-like broadband with ultra-low latency. Telesat logo
HEAD-TO-HEAD1 shared sector
Sidus Space Telesat
Founded 2012 1969
Headquarters Florida’s Space Coast Ottawa, Canada
Type public public
Status operating operating
Employees 73 551
Total funding
Latest round
Sectors Satellite Manufacturing, Earth Observation & Remote Sensing, Space Defense Systems Satellite Communications, Ground Segment & Networks, Space Defense Systems
Products listed 3 37
Federal contracts
Launches
Leaders listed Carol Craig, Mark Mikolajczyk, Val Ojdanic Daniel S. Goldberg, Donald Tremblay, Michel Forest
News mentions 9 0
SHARED SECTORS
FREQUENTLY ASKED

How do Sidus Space and Telesat compare?

Both companies work in Space Defense Systems. Sidus Space was founded in 2012 and Telesat in 1969.

Which is larger, Sidus Space or Telesat?

Telesat reports the larger workforce, with 551 employees versus 73.

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