Bright Capital, the corporate-backed venture firm, invests $35m in Aquion Energy.
Bright Capital, the corporate-backed venture firm, has led a $35m series D funding round in Aquion Energy, a US -based developer of water-based sodium ion batteries.
Microsoft founder Bill Gates, Gentry Venture Partners and return backers Kleiner Perkins Caufield & Byers, Foundation Capital and Advanced Technology Ventures also participated in the round.