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GROWMARK partner Eion secures $33M Frontier deal
Eion, a GROWMARK partner, is a company turning the proven science of enhanced rock weathering (ERW) into a scalable climate solution. Eion has announced a $33 million carbon removal purchase by Frontier buyers. Through this offtake deal, its largest to date, Eion will remove 78,707 tons of CO2 between 2027 and 2030 by applying olivine—a mineral it has optimized to weather quickly—on farmland across the Midwest and South. To support deployment at scale, Eion will work with GROWMARK, one of...











