Key facts
- Boston Metal’s last known valuation is $931.0M (Jan 2024).
- It has raised $409.9M; the latest was Later Stage VC ($51.0M) in Mar 2026.
- Notable investors include US National Science Foundation, U.S. Department of Energy, F-Prime Capital, Breakthrough Energy, International Finance (Washington D.C.) — 29 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 29 names
- ·Watchlist + deal alerts for Boston Metal
- ·The full record, as it builds
Funding rounds
No funding rounds for Boston Metal are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Boston Metal
Operator of a global metal technology company intended to commercialize molten oxide electrolysis for high-volume steel production. The company's technology utilizes an electrolytic cell to process raw iron ore and produce ferroalloys, a margin material used to make certain grades of steel, enabling the metal industry to have greener aid for the production of a variety of metals and alloys from feedstocks, decarbonize steelmaking, and advance sustainable metal production.
- Sector
- Materials and Resources
- HQ
- Woburn, MA, United States
- Founded
- 2012
- Employees
- 355
- Website
- bostonmetal.com/
- Ownership
- Privately Held (backing)
Boston Metal 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 Boston Metal 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 Boston Metal in its N-PORT filings yet. We sweep new filings monthly.