United States · 
Who invested in Carbyne?
Carbyne's investors include Founders Fund, B Capital, Valor Equity Partners and Hercules Capital.
United States · Venture startup
Who invested in Carbyne
One round we have observed, with the 4 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$100Mraised across 1 round since 2025, from 1 source
- Latest round
- Venture, $100MJun 2025
- Investors
- 4
The rounds
- Jun 2025
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Carbyne 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.
Quick answers about Carbyne
How much has Carbyne raised?
Carbyne has raised $100M across 1 round since 2025.
When did Carbyne last raise?
Carbyne's most recent round was a Venture of $100M in Jun 2025.
What was Carbyne's biggest round?
Its most recent round, $100M in Jun 2025, is also its largest on record.
Who backed Carbyne first?
Carbyne's first round on record, in Jun 2025, was backed by Founders Fund, B Capital and Valor Equity Partners and 1 others.
What stage is Carbyne at?
Carbyne's latest named round is a Venture, in Jun 2025.
Where is Carbyne based?
Carbyne is based in the United States.
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