United States · 
Who invested in Natural Fiber Welding?
Natural Fiber Welding's investors include National Science Foundation, Gaingels, Collaborative Fund and Scrum Ventures.
United States · Growth startup
Who invested in Natural Fiber Welding
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.
Raised 10 months ago
Funding summaryUpdated 26 Oct 2026
$7.0Mraised across 1 round since 2026, from 1 source
- Latest round
- Growth, $7.0MJan 2026
- Investors
- 4
The rounds
- Jan 2026Growth$7.0M
Source recordedSEC filing: $7.0M sold, first sale Dec 2025
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list Natural Fiber Welding as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Natural Fiber Welding
How much has Natural Fiber Welding raised?
Natural Fiber Welding has raised $7.0M across 1 round since 2026.
When did Natural Fiber Welding last raise?
Natural Fiber Welding's most recent round was a Growth of $7.0M in Jan 2026.
What was Natural Fiber Welding's biggest round?
Its most recent round, $7.0M in Jan 2026, is also its largest on record.
Who backed Natural Fiber Welding first?
Natural Fiber Welding's first round on record, in Jan 2026, was backed by National Science Foundation, Gaingels and Collaborative Fund and 1 others.
What stage is Natural Fiber Welding at?
Natural Fiber Welding's latest named round is a Growth, in Jan 2026.
Where is Natural Fiber Welding based?
Natural Fiber Welding is based in the United States.
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