Key facts
- Pi Energy’s last known valuation is $69.0M (Oct 2020).
- It has raised $17.5M; the latest was Later Stage VC ($1.2M) in Dec 2025.
- Notable investors include US National Science Foundation, CONNECT (San Diego), American-Made Solar Prize, California Energy Commission's Energy Innovations Small Grant (EISG), Owen Meyer.
- Status: Privately Held (backing).
- ·The complete investor list — 5 names
- ·Watchlist + deal alerts for Pi Energy
- ·The full record, as it builds
Funding rounds
No funding rounds for Pi Energy are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Pi Energy
Developer of solar photovoltaic materials designed for the production of energy. The company creates ultra-thin, adaptable silicon solar materials with a lightweight design, proprietary absorber layers, and a fabrication process, reducing overall transmission and grid infrastructure costs, enabling commercial and industrial creators, building integrators and energy adopters to generate more clean power where it is consumed and expand access to renewable electricity.
- Sector
- Information Technology
- HQ
- San Diego, CA, United States
- Founded
- 2007
- Employees
- 10
- Website
- pienergy.com/
- Ownership
- Privately Held (backing)
Pi Energy 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 Pi Energy 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 Pi Energy in its N-PORT filings yet. We sweep new filings monthly.