Key facts
- It has raised $270K; the latest was Grant ($120K) in Dec 2025.
- Notable investors include Scottish Enterprise, Old College Capital, Undaunted, Zinc, Converge Challenge — 10 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 10 names
- ·Watchlist + deal alerts for SolarSub
- ·The full record, as it builds
Funding rounds
No funding rounds for SolarSub are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About SolarSub
Developer of cooling systems for floating solar installations designed to improve efficiency and longevity. The company offers water-based passive heat management that boosts energy output, minimizes panel wear, and integrates seamlessly with floating solar arrays, enabling renewable energy developers to achieve higher performance and extended operational life at reduced maintenance costs.
- Sector
- Energy
- HQ
- Edinburgh, United Kingdom
- Founded
- 2023
- Employees
- 6
- Website
- solarsub.co.uk/
- Ownership
- Privately Held (backing)
SolarSub 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 SolarSub 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 SolarSub in its N-PORT filings yet. We sweep new filings monthly.