United States · Series A startup
3 rounds we have observed, with the 12 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Raised 1 month ago
Funding summaryUpdated 26 Oct 2026
$219Mraised across 3 rounds since 2025, from 3 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Khosla VenturesLead
Pear VC
Toyota Ventures
Niterra SUISO no MORI FundReported by Ventureburn
Source recorded
Source recorded
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
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This firm lists Hertha Metals as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Hertha Metals's investors include Khosla Ventures, Pear VC, Breakthrough Energy, Toyota Ventures and Clean Energy Ventures, and 7 more on record. Khosla Ventures led its latest round.
Hertha Metals has raised $219M across 3 rounds since 2025.
Hertha Metals's most recent round was a Series A of $134M in Sept 2026, led by Khosla Ventures.
Its most recent round, $134M in Sept 2026, is also its largest on record.
Hertha Metals's first round on record, in Jul 2025, was backed by Khosla Ventures, Pear VC and Breakthrough Energy and 2 others.
Hertha Metals's latest named round is a Series A, in Sept 2026.
Hertha Metals is based in the United States.
Khosla Ventures led the Series A in 2026.
In the same sector, and raised in the last eighteen months.
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United States · 
