/Investor DB

Siemens Energy Ventures — Full Portfolio

4 tracked investments · listed companies and verified rows first

Factor2 Energyfactor2-energy.cominSep 2025

Factor2 Energy develops CO2-based geothermal power technology to generate cleaner energy.

CleantechClimate TechEnergy

Felix(Leading company development)Michael(Leading technical development)Jörg(CFO)Andy(Leading North America business)Felix Boehmer(Founder)Joerg Strohschein(Founder)

Co-investorsAt One VenturesVerve VenturesHTGF

GeoPurageopura.comFeb 2024

GeoPura produces and supplies green hydrogen at scale and manufactures Hydrogen Power Units (with Siemens Energy and Ballard fuel cells) that generate zero-emission electricity from 50kW to 50MW as a replacement for diesel generators.

CleantechClimate TechEnergy

Co-investorsSWEN Capital Partners

Type One Energytypeoneenergy.cominOct 2026 · $200M

Type One Energy is a fusion energy startup founded by stellarator experts to design and commercialize a next-generation stellarator fusion power plant.

CleantechClimate TechDeep TechEnergy

Chris Mowry(CEO)inBrian Matthews(Founder)Chris Hegna(Founder)David Anderson(Founder)John Canik(Founder)Randall Volberg(Founder)

Co-investorsBreakthrough Energy VenturesBreakthrough VictoriaGD1Orbia VenturesTDK VenturesTRIREC+4 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.