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Simon Johnston
Verified
Director, Main Spring
Sheffield, Peterborough
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Main Spring
Mainspring Energy is a California-based company dedicated to providing clean and flexible power generation solutions. With a workforce of 201-500 employees, the company focuses on local power solutions that address capacity, resilience, and cost needs while promoting a cleaner energy infrastructure. The company specializes in its innovative Linear Generator technology, which operates on various fuels, including natural gas, biogas, green ammonia, and green hydrogen. These generators are scalable, ranging from 250 kW to over 100 MW, and are fully dispatchable, allowing them to complement renewable energy sources like solar and wind. Mainspring Energy's commitment to low emissions makes its generators suitable for diverse locations. Mainspring Energy has established a significant manufacturing facility in Pittsburgh, Pennsylvania, valued at $175 million, to support the production of its Linear Generators. The company has also secured substantial financing, including $258 million in a Series F round, to enhance its operations and expand its customer base. Its technology is already in use at Fortune 500 customer sites across various sectors.
Peterborough, Sheffield, , United Kingdom
+1 650-335-1051
Founded: 2010