MONTREAL — The CEO of a Montreal-based company that uses satellites to monitor methane emissions says interest in his technology continues to reach new heights, even as governments appear to be wavering on their climate commitments.

Since 2016, Stéphane Germain’s GHGSat has launched 14 satellites that roam the skies to detect emissions from oil and gas facilities, coal mines, landfills and agricultural feed lots. Methane is responsible for about one-third of global warming, according to scientists.

GHGSat last month announced a deal with ExxonMobil Corp. to monitor emissions at the oil giant’s sites in Canada, the United States and Asia, and that it raised $47 million in equity and debt financing to help accelerate its global expansion.

Germain says the company has managed to continue i

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