Boulder, CO · Founded 2023 · Privately Held (backing)
Developer of a refining technology designed for the extraction of critical minerals from a diversity of feedstocks. Alta Resource Technologies is based in Boulder, CO and was founded in 2023. It was valued at $108 million at its early-stage round in Dec 2025, the last priced event on record. It has raised $38.4 million across 2 recorded rounds; the latest was a $28.4 million early-stage round in Oct 2025.
PMV mark · valuation
$107.5M
Oct 2026
Priced at
its early-stage round
Dec 2025
Total raised
$38.4M
Last round
Early Stage VC
Oct 2025
Team — not yet on record
No current team members for Alta Resource Technologies are on record yet. People surface from round filings, company disclosures, and coverage sessions.
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·The complete investor list: 11 names
·Watch Alta Resource Technologies: the Monday email on marks, rounds and moves
