/Investor DB

Development Bank of Japan — 2025 Investments

2 investments dated 2025 · listed companies and verified rows first · show all

Commonwealth Fusion Systemscfs.energyin𝕏Sep 2025 · $863M

Commonwealth Fusion Systems develops commercial fusion power plants using high-temperature superconducting magnet technology to provide grid-scale energy.

CleantechClimate TechDeep TechEnergyCambridge, US

Brandon Sorbom(Founder)inRobert Mumgaard(Executive Officer, Director)inDaniel Brunner(Executive Officer)inBob Mumgaard(Founder)inDan Brunner(Founder)Dennis Whyte(Founder)

Co-investorsAdvection Growth CapitalArmada Investment AGBay Bridge Ventures ClimateBeni Venture CapitalBrainstorm VenturesBreakthrough Energy Ventures+47 more

Twelvetwelve.coin𝕏Jan 2025

Twelve transforms CO2 into chemicals, fuels, and materials through carbon transformation technology.

Advanced ManufacturingCleantechClimate TechHealthtechNew MaterialsMoses Lake, US

Nicholas Flanders(Founder)inEtosha Cave(Founder)inKendra Kuhl(Founder)inAndrew Cleeland(Executive Officer, Director)in

BoardMarc-Henri Galletti(Director)Nimesh Shah(Director)

Co-investorsBreakout VenturesDCVC (Data Collective)Dolby Family VenturesFifth WallAdvantage Partners Inc.Aera VC+36 more

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.