Fusionality
PrivateLast Round
Pre Seed
Sep 8, 2026
Total Funding Raised
$3.7M
Momentum
Top 1%
of companies Caplight tracks
Company Overview
Fusionality operates in Energy & Sustainability and is based in Lausanne. Its latest recorded funding round was a Pre Seed round in September 2026.
Fusionality is a software and technology company that provides integrated operations technology, including plasma control, diagnostics, and data systems, for fusion energy reactors.
Sector
Energy & Sustainability
Verticals
Renewable Energy, Energy Management, Sensors
Business Model
B2B
Customer Profile
Services & Consulting, Subscription SaaS
AI Layer
Infrastructure
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Fusionality Comparables
Compare Fusionality with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Next Step Fusion | 88% | |
| Daedal Systems | 75% | |
| Alphabet Inc. | 64% |
For institutional investors. Book with your work email.
Fusionality Funding Rounds
Historical fundraising activity
For institutional investors. Book with your work email.
Fusionality Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Playfair Capital | Pre Seed |
| Founderful | Pre Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Nov 2, 2026
Open roles increased to 2, 3x the trailing average.
- Oct 12, 2026
Open roles increased from 0 to 2, representing 100% of headcount.
For institutional investors. Book with your work email.
Recent news
Latest coverage and updates
- is_developingSep 9, 2026
Fusionality aims to develop transferable infrastructure combining hardware and software for measurement, simulation, and control across different fusion facilities.
- receives_financingSep 9, 2026
In Switzerland, Fusionality raises $3.7M in a Seed round led by Founderful and Playfair to develop standardized nuclear fusion reactor control systems.
- is_developingSep 9, 2026
Fusionality, based in Switzerland, plans to develop a suite of control systems and simulation environments that fusion startups can fine-tune for their specific reactor designs.
- receives_financingSep 9, 2026
Fusionality received $3.7M (CHF 3 million) in Pre Seed financing, co-led by Founderful and Playfair, to develop fusion technology in Switzerland on Sep 9th '26.
- hiresSep 8, 2026
Fusionality hires Buchli as chief technology officer.
For institutional investors. Book with your work email.
Fusionality Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Book a demoFor institutional investors. Book with your work email.
Frequently Asked Questions
Common questions about Fusionality's valuation, stock price, and market status.
Is Fusionality a public or private company?
Fusionality is a private company.
What is the current stock price of Fusionality?
Fusionality is a private company, so its shares have no public market price. Caplight tracks Fusionality's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Fusionality worth (valuation)?
Valuation information for Fusionality is not publicly available.
Can I buy Fusionality stock?
Fusionality shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Fusionality's last funding round?
Fusionality's most recent funding round was Pre Seed on September 8, 2026.
Who are the main investors in Fusionality?
Key investors in Fusionality include Playfair Capital, Founderful.
Will Fusionality IPO soon?
No public IPO plans have been announced for Fusionality.
How can I track Fusionality secondary market activity?
Caplight tracks bids, offers, and trades in Fusionality's shares on secondary markets.