{"changes":[],"country":"FR","description":"Spark Cleantech builds methane plasmolysis reactors that sit between an industrial gas network and its burners, using pulsed plasma to split methane into hydrogen and solid carbon before combustion. It targets heavy industries like glassmaking and battery production. Removing carbon upstream yields clean on-site hydrogen plus a carbon nanomaterial.","domain":"sparkcleantech.com","employees":null,"founded":2020,"fundingTotalQuarantined":false,"githubOrg":null,"githubStars":null,"industry":"climate","investors":[],"lat":48.853495,"lng":2.348391,"location":"Paris, France","name":"Spark Cleantech","rounds":[{"amountQuarantined":false,"amountUsd":32400000,"currency":"EUR","date":"2025-12-15","investors":[],"leadInvestor":null,"source":{"fact":"round","publisher":"eu-startups","retrievedAt":"2026-05-07","status":"attributed","url":null},"status":"attributed","type":"series-a","url":null}],"slug":"sparkcleantech-com","sources":[{"fact":"round","publisher":"eu-startups","retrievedAt":"2026-05-07","status":"attributed","url":null},{"fact":"existence","publisher":"sparkcleantech.com","retrievedAt":"2026-05-07","status":"self-reported","url":"https://sparkcleantech.com"},{"fact":"description","publisher":"sparkcleantech.com","retrievedAt":"2026-05-07","status":"self-reported","url":"https://sparkcleantech.com"}],"stage":"series-a","techStack":[],"totalRaisedUsd":37800000,"updatedAt":"2026-05-07"}