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Novatron Fusion Group
Cost-effective fusion energy solution using stable magnetic mirrors
About Novatron Fusion Group
Novatron Fusion Group AB is a Swedish deep-tech company founded in 2019 developing a novel solution for commercial fusion energy. The company's core technology, the NOVATRON concept, was invented by Jan Jäderberg and is based on a unique magnetic mirror design that has been theoretically and numerically shown to overcome plasma instability issues that have hindered other fusion reactor designs. This approach aims to make fusion power plants more economically viable by reducing construction, operational, and maintenance costs.
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The company was co-founded by Erik Odén, who serves as chairman, and Jan Jäderberg, the inventor who is also the Chief Technology Officer. Jäderberg, a mastermind inventor with a background in structural mechanics, has dedicated decades to electromagnetism and plasma containment. Odén is a venture entrepreneur with experience in growing multiple deep-tech startups for international markets. The company is led by CEO Peter Roos and operates its primary test facility at the KTH Royal Institute of Technology in Stockholm.
Novatron Fusion Group's business model revolves around developing and eventually commercializing its proprietary NOVATRON fusion reactor technology. The goal is to provide a source of clean, safe, reliable, and virtually limitless energy to address climate change and growing global energy demands. The company has successfully built and conducted initial tests on its first prototype, the Novatron 1 (N1), marking a significant step from theory to a physical device. The firm is preparing for its next development phase, which includes the NOVATRON 3 pilot reactor planned for the 2030s, and is actively forming long-term industrial partnerships to accelerate commercialization. The company has raised significant capital through multiple funding rounds, including a €10 million Series A1 round in March 2025, attracting strategic investors like St1, an energy company, and venture capital firms such as Axon Partners Group, Climentum Capital, and Industrifonden.
At a glance
- Status
- Operational
- Founded
- 2019
- Headquarters
- Stockholm, Sweden
- Employees
- 65
- Open positions
- 1
- Dealroom signal
- 84.1/100
- Sub-industry
- Clean Energy
- Sector
- Energy, Spinout, Sustainable Development Goals, Nuclear Fusion, Climate Tech, Novel Energy, Hard Tech, EIT Ecosystem, EIT InnoEnergy, Horizon Europe
- Technology
- Hardware, Deep Tech
- Business model
- Manufacturing
- Client focus
- b2b
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES A✓Equity / VC | Mar 2025 | $11M | $44M | Axon Partners Group · InnoEnergy · Climentum Capital · Granitor | ↗ |
| SEED✓Equity / VC | Aug 2023 | $5.5M | $22M | Industrifonden · KTH Ventures · Climentum Capital · Santander Asset Management | ↗ |
Financials
Revenue, earnings and other financial measures where available. Years marked “E” are estimates.
Growth signals
Latest recorded traffic for Novatron Fusion Group is 1.9K monthly website visits, down 67.2% over the last three months. Novatron Fusion Group's team grew 12.1% over the past year.
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed5 investors entered at this stage
KTH Ventures
InnoEnergy
Climentum Capital
Industrifonden
Santander Asset Management
Series A5 investors entered at this stage
St1 Nordic
Axon Partners Group
Granitor- UEUnit E
- TATomEnterprise AB
Other known investors2 additional known investors
KTH Innovation
KTH Royal Institute of Technology
Source: Dealroom Talent Intelligence.
Global footprint
Market sentiment
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Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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