Zenithon AI
PrivateLast Round
Seed
Sep 30, 2026
Total Funding Raised
$10.13M
Momentum
Top 1%
of companies Caplight tracks
Company Overview
Zenithon AI operates in AI, Data & Cloud Infrastructure and is based in London. Its latest recorded funding round was a Seed round in September 2026.
Zenithon AI is a deep-tech company that develops physics-grounded machine learning models to accelerate complex simulations for industries such as fusion energy, aerospace, and semiconductor manufacturing.
Sector
AI, Data & Cloud Infrastructure
Verticals
Semiconductors, Synthetic Data, Aviation & Drones, Energy Management, Space Technology
Business Model
B2B
Customer Profile
Services & Consulting, Usage-Based SaaS
AI Layer
Foundation
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Zenithon AI Comparables
Compare Zenithon AI with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| BeyondMath | 87% | |
| Godela | 85% | |
| DimensionLab | 80% |
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Zenithon AI Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Sep 30, 2026 | ||||
| Pre Seed | Jul 29, 2025 |
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Key People
Founding team and executive leadership
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Zenithon AI Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Backed VC | Seed |
| Founders at the University of Cambridge | Pre Seed |
| Unruly Capital | Pre Seed |
| Seraphim Space | Seed |
| MMC Ventures | Seed |
| Tiny Supercomputer Investment Company | Pre Seed |
| SOSV | Seed |
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Market signals
Structured signals derived from secondary market and firmographic data.
- Nov 2, 2026
Open roles increased to 4, representing 40% of headcount.
- Sep 30, 2026
$10M raised with participation from SOSV and others.
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Recent news
Latest coverage and updates
- launchesOct 21, 2026
Zenithon introduces Nova, which replaces hours-long fusion simulations with predictions in seconds and helps engineers explore designs and operating conditions.
- expands_offices_inOct 1, 2026
Zenithon says it will spend $10 million on hiring and compute as it expands in California and elsewhere in the United States, with a goal of releasing new models every three months.
- is_developingSep 30, 2026
Zenithon, a United Kingdom-based company, is developing AI models that learn how complex physical systems behave, enabling engineers to evaluate vastly larger design spaces faster than with conventional simulations.
- expands_offices_inSep 30, 2026
Zenithon will expand its team in California and across the United States, supported by capital expenditure split evenly between headcount and compute.
- expands_offices_inSep 30, 2026
Zenithon is using funding for recruitment and compute, enabling it to expand its team in San Francisco and across the US.
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Zenithon AI 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.
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Frequently Asked Questions
Common questions about Zenithon AI's valuation, stock price, and market status.
Is Zenithon AI a public or private company?
Zenithon AI is a private company.
What is the current stock price of Zenithon AI?
Zenithon AI is a private company, so its shares have no public market price. Caplight tracks Zenithon AI's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Zenithon AI worth (valuation)?
Valuation information for Zenithon AI is not publicly available.
Can I buy Zenithon AI stock?
Zenithon AI shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Zenithon AI's last funding round?
Zenithon AI's most recent funding round was Seed on September 30, 2026.
Who are the main investors in Zenithon AI?
Key investors in Zenithon AI include Backed VC, Founders at the University of Cambridge, Unruly Capital, Seraphim Space, MMC Ventures.
Will Zenithon AI IPO soon?
No public IPO plans have been announced for Zenithon AI.
How can I track Zenithon AI secondary market activity?
Caplight tracks bids, offers, and trades in Zenithon AI's shares on secondary markets.