SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
Sierra Space logo Sierra Space Designs and manufactures satellite platforms, reusable spaceplanes, expandable habitats, and propulsion systems for national security and civil space vs Spire Global Operates a multipurpose nanosatellite constellation delivering weather, aviation, and RF intelligence data via space-based sensors and ground infrastructure Spire Global logo
HEAD-TO-HEAD1 shared sector
Sierra Space Spire Global
Founded 2021 2012
Headquarters Louisville, Colorado, USA Vienna, Virginia, USA
Type private public
Status operating operating
Employees 1,072 352
Total funding $2.2B
Latest round Series C
Sectors Satellite Manufacturing, Space Propulsion, Space Stations & Habitats Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics, Ground Segment & Networks, Satellite Manufacturing
Products listed 7 4
Federal contracts 1 ($6.5M)
Launches
Leaders listed Dan Jablonsky, Janet Kavandi, Troy Lahr Peter Platzer, Boyd Johnson, David Myers
News mentions 0 1
SHARED SECTORS
FREQUENTLY ASKED

How do Sierra Space and Spire Global compare?

Both companies work in Satellite Manufacturing. Sierra Space was founded in 2021 and Spire Global in 2012.

Which is larger, Sierra Space or Spire Global?

Sierra Space reports the larger workforce, with 1,072 employees versus 352.

Which has more US federal contracts, Sierra Space or Spire Global?

Sierra Space has been awarded more, with $6.5M across 1 awards.

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