SPACE INDEX COMPANIES INSIGHTS SECTORS PRODUCTS NEWS BLOG ANSWERS RESEARCH ABOUT FOR COMPANIES BUILD / 2026.06.03
GHGSat logo GHGSat Operates a constellation of high-resolution satellites that detect and measure methane and CO2 emissions from individual industrial facilities vs Unseenlabs Operates a nanosatellite constellation for space-based radio frequency detection, geolocation, and characterization of maritime vessel emissions. Unseenlabs logo
HEAD-TO-HEAD2 shared sectors
GHGSat Unseenlabs
Founded 2011 2015
Headquarters Montreal, Quebec, Canada Rennes, France
Type private private
Status operating operating
Employees 150 120
Total funding $145M $122M
Latest round Debt Financing Series C
Sectors Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics Space Intelligence & Reconnaissance, Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics
Products listed 7 4
Federal contracts
Launches
Leaders listed Stephane Germain, Emilie Hamel, Jeffrey Kadanoff Clement Galic, Jonathan Galic, Marc Pilorget
News mentions 0 0
SHARED SECTORS
FREQUENTLY ASKED

How do GHGSat and Unseenlabs compare?

Both companies work in Earth Observation & Remote Sensing, Geospatial Intelligence & Analytics. GHGSat was founded in 2011 and Unseenlabs in 2015.

Which is larger, GHGSat or Unseenlabs?

GHGSat reports the larger workforce, with 150 employees versus 120.

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