Key facts
- SeaWarm’s last known valuation is $4.5M (Sep 2025).
- It has raised $750K.
- Notable investors include Scottish Enterprise, Old College Capital, Equity Gap, ICURe, The University of Edinburgh.
- Status: Privately Held (backing).
- ·The complete investor list — 5 names
- ·Watchlist + deal alerts for SeaWarm
- ·The full record, as it builds
Funding rounds
No funding rounds for SeaWarm are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About SeaWarm
Developer of a water-source heating and cooling system designed to reduce reliance on conventional fossil-fuel heating. The company provides non-corrodible polymer heat exchangers engineered for modular and scalable installation across diverse water bodies, with features such as ice latent-heat capture, resilience in extreme conditions, thermal-performance optimisation, and low-maintenance operation, enabling individuals and organizations to deploy lower-carbon, efficient heating solutions in waterside and inland settings.
- Sector
- Energy
- HQ
- Roslin Midlothian, United Kingdom
- Founded
- 2021
- Employees
- 2
- Website
- sea-warm.co.uk/
- Ownership
- Privately Held (backing)
SeaWarm 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 SeaWarm 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 SeaWarm in its N-PORT filings yet. We sweep new filings monthly.