GHGSat

GHGSat is an emissions intelligence company founded in 2011 and headquartered in Montreal, Canada. It provides independent, site-level measurement of methane and CO2 emissions for industrial facilities that need accurate data for operational decisions, regulatory compliance and ESG reporting.

The service combines satellite monitoring (DATA.SAT), aircraft-based surveys (DATA.AIR), third-party survey integration (DATA.GS) and an analytics layer for emissions intelligence. In 2025 GHGSat reported detecting 702 MtCO2e of methane emissions across 127 countries from 88,000+ observations; customers include SOCAR, the UK Space Agency, S&P Global and the Clean Air Task Force, across oil & gas, mining, landfill and government sectors.

1. DATA.SAT: satellite-based detection of methane and CO2 at facility level.

2. DATA.AIR: aircraft-based surveys for high-resolution emissions measurement.

3. DATA.GS: integrates third-party global survey data into a single view.

4. Analytics: dashboards for emissions trends and site-level intelligence.

5. Global coverage: monitoring across 127 countries with 88,000+ observations in 2025.

6. Independent verification supports regulatory compliance and ESG disclosure.