Key facts
- Notable investors include Rockstart, Eneco Ventures.
- Status: Privately Held (backing).
Investors
2- ·The complete investor list — 2 names
- ·Watchlist + deal alerts for Whspr
- ·The full record, as it builds
Funding rounds
No funding rounds for Whspr are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Whspr
Manufacturer of heat pumps designed for terraced houses. The company is developing a hybrid heat pump that halves the installation time and reduces noise by half for Dutch terraced houses, helping groups of owners of terraced houses to become more sustainable.
- Sector
- Consumer Products and Services (B2C)
- HQ
- Rotterdam, Netherlands
- Founded
- 2023
- Employees
- 2
- Website
- whspr.net/
- Ownership
- Privately Held (backing)
Whspr 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 Whspr 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 Whspr in its N-PORT filings yet. We sweep new filings monthly.