Mariana Minerals
PrivateLast Round
Series B
Aug 3, 2026
Est. Valuation
$1.5B
Total Funding Raised
$393.53M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Mariana Minerals is a software-first, vertically integrated minerals company that develops and operates projects to supply critical minerals for the energy, AI, and defense technology sectors.
Sector
Frontier & Industrial Tech
Verticals
Advanced Materials, Sustainable Materials, Supply Chain, Defense Tech, Electric Vehicles
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts, Services & Consulting
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Mariana Minerals Comparables
Compare Mariana Minerals with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Plum Acquisition Corp. IV | 72% | |
| ExxonMobil | 71% | |
| MP Materials Corp. | 69% |
Mariana Minerals Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Aug 3, 2026 | ||||
| Series B | Jun 1, 2026 | ||||
| Series A | Jul 21, 2025 | ||||
| Seed | Sep 27, 2024 |
Key People
Founding team and executive leadership
Mariana Minerals Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Andreessen Horowitz | Series B, Series A |
| Halo Experience Company | Series B |
| F4 Fund | Seed |
| Greenoaks Capital Partners | Series B |
| Washington Harbour Partners | Series B |
| Khosla Ventures | Seed, Series A, Series B |
| The Halo Fund | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 3, 2026
$310M round led by Khosla Ventures
- Jul 13, 2026
Open roles increased to 144, 148% of headcount.
Recent news
Latest coverage and updates
- identified_as_competitor_ofAug 3, 2026
Marianaminerals is planning to identify as competitor of BHP Group.
- receives_financingAug 3, 2026
Mariana Minerals received financing of $310M in Series B on Aug 3rd '26.
Mariana 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 Mariana Minerals's valuation, stock price, and market status.
Is Mariana Minerals a public or private company?
Mariana Minerals is a private company.
What is the current stock price of Mariana Minerals?
Mariana Minerals is a private company with no public stock price. No recent secondary market data is available.
How much is Mariana Minerals worth (valuation)?
Valuation information for Mariana Minerals is not publicly available.
Can I buy Mariana Minerals stock?
Mariana 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 Mariana Minerals's last funding round?
Mariana Minerals's most recent funding round was Series A on July 21, 2025.
Who are the main investors in Mariana Minerals?
Key investors in Mariana Minerals include Andreessen Horowitz.
Will Mariana Minerals IPO soon?
No public IPO plans have been announced for Mariana Minerals.
How can I track Mariana Minerals secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Mariana Minerals's secondary market activity and sign up for updates.