Key facts
- It has raised $1.3M; the latest was Early Stage VC ($1.3M) in Dec 2025.
- Notable investors include Sumitomo Mitsui Trust Investment, Agribusiness Investment & Development, Shinsei Corporate Investment.
- Status: Privately Held (backing).
- ·The complete investor list — 3 names
- ·Watchlist + deal alerts for Greein
- ·The full record, as it builds
Funding rounds
No funding rounds for Greein are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Greein
Developer of a technology for agricultural information and communication designed for decision support across diverse farming. The company's technology includes services that are independently operated, IoT sensing devices that can also be used for outdoor cultivation, scientifically based cultivation assistance using the agricultural AI brain, an advanced analysis service, enabling agricultural producers and related stakeholders to monitor environmental and crop conditions, interpret predictive insights, and support data-driven decisions to improve productivity
- Sector
- Information Technology
- HQ
- Tokyo, Japan
- Founded
- 2024
- Website
- greein.jp/
- Ownership
- Privately Held (backing)
Greein 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 Greein 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 Greein in its N-PORT filings yet. We sweep new filings monthly.