SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
ISRO logo ISRO India's national space agency developing launch vehicles, satellites, and interplanetary missions for societal benefit vs Sierra Space Designs and manufactures satellite platforms, reusable spaceplanes, expandable habitats, and propulsion systems for national security and civil space Sierra Space logo
HEAD-TO-HEAD1 shared sector
ISRO Sierra Space
Founded 1969 2021
Headquarters Bengaluru, India Louisville, Colorado, USA
Type government private
Status operating operating
Employees 17,000 1,072
Total funding $2.2B
Latest round Series C
Sectors Launch Services, Crew Systems & Life Support, Earth Observation & Remote Sensing, Navigation & Positioning, Planetary Exploration, Satellite Communications, Satellite Manufacturing Satellite Manufacturing, Space Propulsion, Space Stations & Habitats
Products listed 11 7
Federal contracts 1 ($6.5M)
Launches
Leaders listed V. Narayanan, S. Somanath, Vinod Joshi Dan Jablonsky, Janet Kavandi, Troy Lahr
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do ISRO and Sierra Space compare?

Both companies work in Satellite Manufacturing. ISRO was founded in 1969 and Sierra Space in 2021.

Which is larger, ISRO or Sierra Space?

ISRO reports the larger workforce, with 17,000 employees versus 1,072.

Which has more US federal contracts, ISRO or Sierra Space?

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.