Key facts
- Kumulus’s last known valuation is $330K (Apr 2022).
- It has raised $5.7M; the latest was Seed Round ($3.5M) in Jun 2025.
- Notable investors include Techstars, Bpifrance, Impact Assets, Agoranov, Plus Venture Capital — 20 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 20 names
- ·Watchlist + deal alerts for Kumulus
- ·The full record, as it builds
Funding rounds
No funding rounds for Kumulus are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Kumulus
Developer of atmospheric water generators designed to produce drinking water using solar power and air humidity. The company offers decentralized, fully autonomous units that extract moisture, operate with remote digital monitoring, and include maintenance services, enabling businesses to secure a sustainable and economical supply of clean water.
- Sector
- Business Products and Services (B2B)
- HQ
- Saint-Mande, France
- Founded
- 2021
- Employees
- 33
- Website
- kumuluswater.com/
- Ownership
- Privately Held (backing)
Kumulus 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 Kumulus 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 Kumulus in its N-PORT filings yet. We sweep new filings monthly.