Key facts
- 6K’s last known valuation is $396.0M (Jul 2024).
- It has raised $297.8M across 1 recorded rounds; the latest was Later Stage VC (Series C) ($60.1M) in Dec 2021.
- Notable investors include Astir Ventures, U.S. Department of Energy, United States Department of War, In-Q-Tel, Energy Impact Partners — 23 tracked in total.
- Status: Privately Held (backing).
- ·Post-money valuations for all 1 rounds
- ·The complete investor list — 23 names
- ·Watchlist + deal alerts for 6K
Funding rounds
1 roundsAbout 6K
Developer of an advanced microwave-based plasma technology designed to improve the production processes of nanomaterials. The company's technology uses proprietary plasma processing and industrial systems to create materials that enable a new variety of commercial and consumer products, enabling companies to get complete and unprecedented access to the entire materials engineering process and produce materials at exact specifications.
- Industry
- Machinery (B2B)
- Sector
- Business Products and Services (B2B)
- HQ
- North Andover, MA, United States
- Founded
- 2014
- Employees
- 169
- Website
- 6kinc.com/
- Ownership
- Privately Held (backing)
6K 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 6K 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 6K in its N-PORT filings yet. We sweep new filings monthly.