Princeton Critical Minerals
PrivateLast Round
Series A
Aug 12, 2026
Total Funding Raised
$28.05M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Princeton Critical Minerals is a cleantech company that develops and commercializes technologies to improve the efficiency of critical mineral extraction, such as lithium, from brine sources.
Sector
Energy & Sustainability
Verticals
Sustainable Materials, Circular Economy, Water Treatment
Business Model
B2B
Customer Profile
Services & Consulting, Government Contracts, Hardware + Subscription
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Princeton Critical Minerals Comparables
Compare Princeton Critical Minerals with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Lithios | 82% | |
| ElectraLith | 82% | |
| Lilac Solutions | 79% |
Princeton Critical Minerals Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Aug 12, 2026 | ||||
| Grant | Mar 26, 2026 | ||||
| Series A | Mar 12, 2026 | ||||
| Seed | Feb 1, 2024 | ||||
| Accelerator | Jan 1, 2023 |
Princeton Critical Minerals Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| New Jersey Economic Development Authority | Series A |
| The Grantham Foundation for the Protection of the Environment | Series A |
| Black Forest Ventures | Series A |
| Prospect Innovation | Series A |
| SOSV | Seed, Accelerator, Series A |
| HAX | Seed, Accelerator |
| US Department of Energy (ARPA-E) | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 12, 2026
$11M round led by SOSV.
- Feb 1, 2024
$3M raised with participation from SOSV and HAX.
Princeton Critical Minerals 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.
Request accessFrequently Asked Questions
Common questions about Princeton Critical Minerals's valuation, stock price, and market status.
Is Princeton Critical Minerals a public or private company?
Princeton Critical Minerals is a private company.
What is the current stock price of Princeton Critical Minerals?
Princeton Critical Minerals is a private company with no public stock price. No recent secondary market data is available.
How much is Princeton Critical Minerals worth (valuation)?
Valuation information for Princeton Critical Minerals is not publicly available.
Can I buy Princeton Critical Minerals stock?
Princeton Critical Minerals shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was Princeton Critical Minerals's last funding round?
Funding round information for Princeton Critical Minerals is not publicly available.
Who are the main investors in Princeton Critical Minerals?
Investor information for Princeton Critical Minerals is not publicly disclosed.
Will Princeton Critical Minerals IPO soon?
No public IPO plans have been announced for Princeton Critical Minerals.
How can I track Princeton Critical Minerals secondary market activity?
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