Dan Myers

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Flatiron closes $850M financing for East Coast's largest battery storage project

Leads financing for the Energizar project

Flatiron Energy closed about $850 million in financing on October 15 for Energizar, a battery storage plant in Chelsea, Massachusetts. The project is designed for 250 megawatts and 1,200 megawatt-hours, and Flatiron says it will be the largest battery plant on the East Coast when it opens in late 2027.

Updated Oct 16