Key facts
- Sustech’s last known valuation is $210.8M (Feb 2024).
- It has raised $34.0M; the latest was Early Stage VC ($14.6M) in Feb 2026.
- Notable investors include Katsunori Sago, NGK (Electrical Equipment), NGK Insulators, Ryobi Holdings, Ryobi Kiso Holdings — 6 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 6 names
- ·Watchlist + deal alerts for Sustech
- ·The full record, as it builds
Funding rounds
No funding rounds for Sustech are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Sustech
Developer of an energy technology platform designed to operate and optimize renewable-dominant power markets. The company offers an AI-driven platform for high-precision forecasting, multi-market trading optimization, and real-time control of renewable assets and batteries, enabling independent power producers, aggregators, and utilities in liberalized electricity markets to maximize asset returns while supporting power grid stability.
- Sector
- Energy
- HQ
- Minato, Japan
- Founded
- 2021
- Employees
- 70
- Website
- sustech-inc.co.jp/
- Ownership
- Privately Held (backing)
Sustech 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 Sustech 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 Sustech in its N-PORT filings yet. We sweep new filings monthly.