Circe is reimagining manufacturing through advanced gas transformation, producing carbon-negative molecules at scale. Their proprietary gas fermentation process utilizes CO₂ as a resource, creating high-value outputs while achieving price parity with incumbent solutions. The company offers nature-identical products that serve various industries, including food, chemicals, and sustainable fuels. With the support of the Department of Energy, Circe has opened the world’s most advanced aerobic gas fermentation facility and is currently collaborating with industry partners to pilot the production of essential carbon-negative molecules, positioning itself as a leader in sustainable manufacturing.

Somerville, MA, USA

Boston, MA, USA

West Street / River Street, Boston, MA, USA

Circe

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