Key facts
- Natural Fiber Welding’s last known valuation is $330.0M (Apr 2022).
- It has raised $248.4M across 8 recorded rounds; the latest was Early Stage VC ($7.0M) in Dec 2025.
- Notable investors include US National Science Foundation, Gaingels, United States Department of War, Collaborative Fund, Evolution VC Partners — 40 tracked in total.
- Natural Fiber Welding has filed 11 Form Ds with the SEC since 2020, most recently Jan 2026 ($7.0M sold to 2 investors).
- Status: Privately Held (backing).
- ·Post-money valuations for all 8 rounds
- ·The complete investor list — 40 names
- ·Watchlist + deal alerts for Natural Fiber Welding
Funding rounds
8 roundsAbout Natural Fiber Welding
Manufacturer of plant-based materials intended to reduce the reliance of the soft-goods material industry on petroleum-based materials. The company creates all-natural, plastic-free alternatives to animal or petrochemical-based materials such as leathers, foams and textiles to create durable goods, enabling brands to create sustainable, scalable products that minimize processing and cost while improving quality and usability.
- Sector
- Materials and Resources
- HQ
- Peoria, IL, United States
- Founded
- 2015
- Employees
- 147
- Website
- nfw.earth/
- Ownership
- Privately Held (backing)
Natural Fiber Welding 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 Natural Fiber Welding 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 Natural Fiber Welding in its N-PORT filings yet. We sweep new filings monthly.