Week in Space Data, every Friday.
GHGSat operates a 14-satellite constellation dedicated to monitoring methane and other greenhouse-gas emissions from orbit.
ACTIVEMontreal-based emissions monitoring company that uses its own satellite constellation and aircraft sensors to provide independent, site-level methane and other greenhouse-gas emissions data. The company reports 16 satellites launched to date.
Montreal-based emissions monitoring company that uses its own satellite constellation and aircraft sensors to provide independent, site-level methane and other greenhouse-gas emissions data. The company reports 16 satellites launched to date.
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 2026-10-14 (UTC) · methodology v6. 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
Sources: Founded, Headquarters, Legal name
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
2 private rounds on record (1 with no stated amount, counted but not added). Debt, grants, state capital, owner funding and acquisitions are listed under Funding history by class and not added in.
Checking for a discussion…
Compiled Oct 14, 2026 from 6 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
Sourced rounds on record
4 rounds, $74.0M disclosed
1 with no amount disclosed
Published rounds with a source link only, on the same rules as the funding tracker. Each round links the source that states its figure; amounts in other currencies are converted to dollars at the rate shown on the funding tracker.
Source: GHGSat
Latest round Sep 15, 2025
Also: GHGSat (press release), GHGSat (press release), GHGSat (press release)
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 14). GHGSat: Company dossier [Data set]. Retrieved October 14, 2026, from https://spacenexus.us/company-profiles/ghgsat
Chicago
SpaceNexus. "GHGSat: Company dossier." Data as of October 14, 2026. Accessed October 14, 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 = {2026-10-14},
note = {Data as of 2026-10-14; each fact links its primary source}
}Took part in Series C1 (Sep 7, 2023)
GHGSat (press release), Sep 7, 2023
Climate Investment
Took part in Series C1 (Sep 7, 2023)
GHGSat (press release), Sep 7, 2023
Fonds de solidarité FTQ
Took part in Series C1 (Sep 7, 2023)
GHGSat (press release), Sep 7, 2023
Took part in Series C1 (Sep 7, 2023)
GHGSat (press release), Sep 7, 2023
Japan Energy Fund
Took part in Series C1 (Sep 7, 2023)
GHGSat (press release), Sep 7, 2023
Business Development Bank of Canada
Took part in Series B (first tranche) (Sep 10, 2020)
GHGSat (press release), Sep 10, 2020
Fonds de solidarité des travailleurs du Québec (FSTQ)
Took part in Series B (first tranche) (Sep 10, 2020)
GHGSat (press release), Sep 10, 2020
OGCI Climate Investments
Took part in Series B (first tranche) (Sep 10, 2020)
GHGSat (press release), Sep 10, 2020
Took part in Series B (first tranche) (Sep 10, 2020)
GHGSat (press release), Sep 10, 2020