LeydenJar Technologies
PrivateLast Round
Grant
Jan 28, 2026
Total Funding Raised
$164.95M
Momentum
Top 1%
of companies Caplight tracks
Company Overview
LeydenJar Technologies operates in Energy & Sustainability and is based in Leiden. Its latest recorded funding round was a Grant round in January 2026.
LeydenJar Technologies is an energy and sustainability company that develops and manufactures pure silicon anode technology to enhance energy density in lithium-ion battery cells.
Sector
Energy & Sustainability
Verticals
Energy Storage, Advanced Materials, Clean Manufacturing
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
LeydenJar Technologies Comparables
Compare LeydenJar Technologies with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Floatech | 88% | |
| GDI | 88% | |
| Sicona Battery Technologies | 87% |
For institutional investors. Book with your work email.
LeydenJar Technologies Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Jan 28, 2026 | ||||
| Series B | Jan 28, 2026 | ||||
| Series A | Sep 10, 2025 | ||||
| Early Funding | Sep 10, 2025 | ||||
| Corporate Funding | Sep 10, 2025 | ||||
Early Funding | Jan 29, 2024 |
For institutional investors. Book with your work email.
Key People
Founding team and executive leadership
For institutional investors. Book with your work email.
LeydenJar Technologies Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Metropoolregio Eindhoven | Grant |
| TNO | Early Funding, Series B |
| European Innovation Council Fund | Debt |
| Brabantse Ontwikkelings Maatschappij | Series A, Grant |
| Brabantse Ontwikkelings Maatschappij | Series A |
| Invest-NL | Series B, Series A, Early Funding |
| DOEN Foundation | Series A |
For institutional investors. Book with your work email.
Market signals
Structured signals derived from secondary market and firmographic data.
- Nov 7, 2026
Won the Deep-Tech Award at the Deloitte Dutch Fast 50.
- Nov 7, 2026
Named a winner in Deloitte's Dutch Fast 50 list.
For institutional investors. Book with your work email.
Recent news
Latest coverage and updates
- receives_awardNov 7, 2026
Leyden Jar receives the Deep-Tech Award from Deloitte at the 2026 Dutch Technology Fast 50 in Netherlands on Nov 5th '26.
- recognized_asNov 7, 2026
Leyden Jar takes the Deep-Tech Award as a winner in Deloitte’s Dutch Fast 50, alongside other recognized companies including eyeo and Intelic, in November 2026.
- receives_awardNov 7, 2026
At Deloitte's 2026 Dutch Technology Fast 50 event in Amsterdam, Leyden Jar receives the Deep-Tech Award on Nov 5th '26.
- is_developingSep 28, 2026
In the Netherlands, Leyden Jar is developing innovative battery technology based on silicon to increase the storage capacity of lithium-ion batteries.
For institutional investors. Book with your work email.
LeydenJar Technologies 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 LeydenJar Technologies's valuation, stock price, and market status.
Is LeydenJar Technologies a public or private company?
LeydenJar Technologies is a private company.
What is the current stock price of LeydenJar Technologies?
LeydenJar Technologies is a private company, so its shares have no public market price. Caplight tracks LeydenJar Technologies's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is LeydenJar Technologies worth (valuation)?
Valuation information for LeydenJar Technologies is not publicly available.
Can I buy LeydenJar Technologies stock?
LeydenJar Technologies shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was LeydenJar Technologies's last funding round?
LeydenJar Technologies's most recent funding round was Grant on January 28, 2026.
Who are the main investors in LeydenJar Technologies?
Key investors in LeydenJar Technologies include Invest-NL, Extantia, APG Asset Management, Catalus Capital.
Will LeydenJar Technologies IPO soon?
No public IPO plans have been announced for LeydenJar Technologies.
How can I track LeydenJar Technologies secondary market activity?
Caplight tracks bids, offers, and trades in LeydenJar Technologies's shares on secondary markets.