neustark

Environmental ServicesBern, Switzerland51-200 Employees

neustark is a Swiss environmental services company focused on carbon removal by permanently storing CO2 from the air in recycled mineral waste, such as demolished concrete. Its early deployments in Switzerland and Europe are already capturing and storing tons of CO2 every week. The company aims to scale its operations globally to remove about one million tons of CO2 by 2030. Based in Bern, with offices in Zurich and Cologne, neustark operates as a mid-sized team. It serves customers seeking permanent CO2 removal and has engaged in partnerships across the sector, including a 2025 collaboration with Puro.earth to verify concrete-based removals.

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