Key facts
- Alta Resource Technologies’s last known valuation is $107.5M (Dec 2025).
- It has raised $38.4M across 2 recorded rounds; the latest was Early Stage VC ($28.4M) in Oct 2025.
- Notable investors include Climate Capital, In-Q-Tel, DCVC, Baruch Future Ventures, Voyager (US) — 11 tracked in total.
- Alta Resource Technologies has filed 1 Form D with the SEC, most recently Apr 2024 ($4.5M sold to 6 investors).
- Status: Privately Held (backing).
- ·Post-money valuations for all 2 rounds
- ·The complete investor list — 11 names
- ·Watchlist + deal alerts for Alta Resource Technologies
Funding rounds
2 roundsAbout Alta Resource Technologies
Developer of a refining technology designed for the extraction of critical minerals from a diversity of feedstocks. The company's technology provides high-purity minerals for leading technology sectors and the US government, enabling clients to satisfy materials demand for advanced technologies, like semiconductors.
- Sector
- Materials and Resources
- HQ
- Boulder, CO, United States
- Founded
- 2023
- Employees
- 27
- Website
- altatech.io/
- Ownership
- Privately Held (backing)
Alta Resource Technologies doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Alta Resource Technologies shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Alta Resource Technologies in its N-PORT filings yet. We sweep new filings monthly.