SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.04
Sierra Space logo Sierra Space Designs and manufactures satellite platforms, reusable spaceplanes, expandable habitats, and propulsion systems for national security and civil space vs Voyager Technologies Develops defense electronics, solid and electric propulsion systems, commercial space station infrastructure, and mission-critical space solutions for government and commercial customers Voyager Technologies logo
HEAD-TO-HEAD1 shared sector
Sierra Space Voyager Technologies
Founded 2021 2019
Headquarters Louisville, Colorado Denver, Colorado
Type private public
Status operating operating
Employees 1,072 315
Total funding $2.2B
Latest round Series C
Sectors Satellite Manufacturing, Space Propulsion, Space Stations & Habitats Space Stations & Habitats, Satellite Components & Subsystems, Space Defense Systems
Products listed 7 7
Federal contracts 1 ($6.5M)
Launches
Leaders listed Dan Jablonsky, Janet Kavandi, Troy Lahr Dylan Taylor, Phil de Sousa, Paul Tilghman
News mentions 0 3
SHARED SECTORS
FREQUENTLY ASKED

How do Sierra Space and Voyager Technologies compare?

Both companies work in Space Stations & Habitats. Sierra Space was founded in 2021 and Voyager Technologies in 2019.

Which is larger, Sierra Space or Voyager Technologies?

Sierra Space reports the larger workforce, with 1,072 employees versus 315.

Which has more US federal contracts, Sierra Space or Voyager Technologies?

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.