Mainspring stock

Mainspring Stock

Industrial and Transportation

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Founded: 2010Funding to Date: $533M
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Mainspring, a manufacturer of linear power generators, aims to provide affordable, reliable and net-zero carbon grids for the future. The generators from the company utilize a low-temperature reaction between air and fuel to propel magnets through copper coils, resulting in the efficient production of electricity. This allows customers to access electricity at a reduced cost, with better reliability and lower carbon emissions than the conventional electric grid.

Investors include:
Khosla Ventures logo
Further Key Investors:

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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