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Mainspring is a manufacturer of linear power generators aimed at delivering a cost-effective, reliable, and net-zero carbon future grid. The company's generators employ a low-temperature reaction between air and fuel to propel magnets through copper coils, thereby producing electricity efficiently. This enables clients to access electricity at a reduced cost, with enhanced reliability and less carbon emissions than the traditional electric grid.
American Electric Power Company, William Gates, Equinor Ventures, Standard Investments, Fidelity Investments, Trog Hawley Capital, Alantra Partners, Enagás, Princeville Capital, Hanwha, Shell Ventures, CPP Investments, KCK Group, Fine Structure Ventures, Centrica Innovations, I Squared Capital, ClearSky, Lightrock, Louis Bacon, Copycat Holdings, Chevron Technology Ventures, Alumni Ventures, Devonshire Investors.
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