Machinery (B2B) · North Andover, MA · Founded 2014 · Privately Held (backing)
Developer of an advanced microwave-based plasma technology designed to improve the production processes of nanomaterials. 6K is based in North Andover, MA and was founded in 2014. It was valued at $396 million at its later-stage round in Jul 2024, the last priced event on record. It has raised $298 million across 1 recorded round; the latest was a $60.1 million Series C in Dec 2021.
PMV mark · valuation
$396.0M
Oct 2026
Priced at
its later-stage round
Jul 2024
Total raised
$297.8M
Last round
Later Stage VC (Series C)
Dec 2021
Cap table — not yet on record
6K's share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
Pro members can request priority coverage with a 48-hour turnaround.
Free account
More of 6K with a free account
·The complete investor list: 23 names
·Watch 6K: the Monday email on marks, rounds and moves