Week in Space Data, every Friday.
Operator of a 14-satellite constellation monitoring methane and other greenhouse-gas emissions.
Not ranked: Data in 1 pillar; at least 2 are needed to rank.
1 of 5 inputs measured · Insufficient data · 25% of applicable weight backed by data
Not measured: Headcount, Market value, Reported revenue
Not measured: Open-role change (90 days)
A pillar score averages the company’s percentiles among the tracked companies with a value: relative standing, not a grade. Inputs measured 2026-10-07 (UTC) · methodology v5. Every input, its value and percentile · How it is computed
The Space Score ranks companies relative to each other on public data we hold. It describes; it does not rate, forecast or recommend. It is not a credit rating and not investment advice. Full disclaimer
For information only, not investment advice. SpaceNexus is not a registered investment adviser, broker or dealer, and nothing here is a recommendation to buy, sell or hold any security. Data may be delayed, estimated or incomplete; check the source before acting. Full disclaimer
Latest funding round
Convertible Note · $34M
Sep 15, 2025 · led by Yaletown Partners
Checking for a discussion…
Compiled Oct 7, 2026 from 3 public records. Every figure links the record it comes from.
Latest sourced round
Convertible Note: $34.0M
Lead recorded as Yaletown Partners
Source: GHGSat
Announced Sep 15, 2025
Satellites owned or operated
15 in orbit of 16 launched
Latest: Lemur-2-Nuray
Payloads GCAT lists with this organisation as owner or operator. "In orbit" is GCAT status O. Counted under GCAT organisation code GHG. Catalogue updated Sep 24, 2026.
Source: GCAT satellite catalogue
Latest launch Jul 7, 2026
Built 5 of its satellites (latest Lemur-2-Nuray)
GCAT satellite catalogue, Jul 7, 2026
UTIAS Space Flight Laboratory
Built 11 of its satellites (latest Pierre)
GCAT satellite catalogue, Jun 23, 2025
Yaletown Partners
Recorded as lead of Convertible Note (Sep 15, 2025)
Satellite data from GCAT (J. McDowell, planet4589.org/space/gcat), CC BY 4.0.
APA
SpaceNexus. (2026, October 7). GHGSat: Company dossier [Data set]. Retrieved October 7, 2026, from https://spacenexus.us/company-profiles/ghgsat
Chicago
SpaceNexus. "GHGSat: Company dossier." Data as of October 7, 2026. Accessed October 7, 2026. https://spacenexus.us/company-profiles/ghgsat.
BibTeX
@misc{spacenexus_ghgsat_2026,
author = {{SpaceNexus}},
title = {{GHGSat}: Company dossier},
year = {2026},
month = oct,
howpublished = {\url{https://spacenexus.us/company-profiles/ghgsat}},
url = {https://spacenexus.us/company-profiles/ghgsat},
urldate = {2026-10-07},
note = {Data as of 2026-10-07; each fact links its primary source}
}