Family Office · WATER INVESTOR

Grosvenor

Grosvenor is a water-focused family office that has backed 3 water companies since 1971. (don't) Waste Water rates its water commitment Anchor.

Anchor
Water Commitment
Type
Family Office
AUM
$13.2B
Founded
1971
Stage
Seed - Series C
Median round
$35.4M
Portfolio
3 cos

Water Commitment Score

Tier
Anchor
3 water companies · last deal 2025 · leads ~0% of rounds · High confidence
How this is scored ↗
as of Jun 2026 · no pay-to-rank

Compiled from official filings, third-party records, and direct intelligence from investors and founders, in Leviathan · recomputed monthly · as of Jun 2026.

How they invest

Seed1
Series C1
Median round$35.4Mrange $800K - $70M · 2 disclosed

Portfolio · 3 water companies

WINT Water Intelligence
WINT Water Intelligence supplies an AI-driven IoT platform that monitors water flow in pipes of
-2025
Ozo Innovations
UK-based clean technology company specializing in sustainable hygiene solutions through electro
$800KSeed · 2022
Ostara Nutrient Recovery Technologies
Ostara Nutrient Recovery Technologies is a company that provides solutions for recovering phosp
$70MSeries C · 2022

See the full portfolio in Leviathan →

Invests alongside

Farvatn Private Equity1xForage Capital Partners1x Carica Sustainable Investments1xCibus Fund1x

Highlighted = profiled on (don't) Waste Water.