Proxima Fusion 🇩🇪

About Proxima Fusion

Proxima Fusion is developing stellarator fusion power plants, focusing on integrated design and advanced magnet technology to create a commercial fusion power platform. Their approach utilizes QI-HTS stellarators and involves cycles of simulation, manufacturing, testing, and integration to advance their demonstration and commercial projects, Alpha and Stellaris.

Proxima Fusion is a Germany-based company founded in 2023, now around 166 people. It has raised $680.4M in disclosed funding. FundFinder classes it as Climate & Energy.

Founded by Jonathan Schilling (Co-Founder and Head of Assembly; previously Lebenshilfewerk Kreis Plön gGmbH, Metronix Meßgeräte und Elektronik GmbH; Universität Greifswald), Jorrit Lion (Co-Founder & Chief Scientist; previously Uni Heidelberg, Volkswagen Group; Technische Universität Berlin), Francesco Sciortino (Co-Founder & CEO; previously EUROfusion, GEA Group; Massachusetts Institute of Technology), Lucio M. Milanese (Co-Founder and Chief Operating Officer; previously Caltech; Massachusetts Institute of Technology), Martin Kubie (Chief Engineer / Co-Founder; previously McLaren Group, Renishaw; University of Cambridge), Lucio Milanese (Co-Founder and Chief External Affairs Officer; previously Caltech, McKinsey & Company; Massachusetts Institute of Technology).

Its investors also appear on FundFinder's most-active lists for Series A · Life Sciences (20 funds), Series A · Industrial Tech (17 funds).

Company facts from Harmonic and public filings; team backgrounds from public profiles. Refreshed weekly.

Series A · Jul 2026

InvestorsHigh-Tech Gründerfonds Management GmbH

• High-Tech Gründerfonds Management GmbH — The seed investor High-Tech Gründerfonds (HTGF) finances tech start-ups with growth potential · cheques £300k – £20M

Funding history

● rounds tracked in this directory · ○ earlier rounds web-verified from public announcements. Amounts as announced; undisclosed rounds omitted.