Fenwick Represents Mainspring in $258M Series F Funding

Fenwick represented Mainspring, a manufacturer of linear power generators, in its $258 million Series F funding. The round was led by General Catalyst with participation from Amazon's Climate Pledge Fund, DCVC, Temasek, Marunouchi Innovation Partners, M&G Investments, Pictet Group, and Mainspring's earlier investors including Lightrock and LGT Bank, Khosla Ventures, and Gates Frontier.

Mainspring will use the funds to expand the company's linear generator power business and operations as it grows in both manufacturing and customer sales. More information can be obtained from the company announcement.

The Fenwick transaction team was led by corporate partners Dawn Belt and Morgan Sawchuk and included associates Tracy Kennberg, Jing Liu, and Brandon Chen.