PE · WATER INVESTOR

IRDI Capital Investissement

IRDI Capital Investissement is a water-focused private equity that has backed 2 water companies since 1981. (don't) Waste Water rates its water commitment Committed.

Committed

Water Commitment

Type

Private Equity

AUM

$600M

Founded

1981

Stage

Series A

Median round

$7M

Portfolio

2 cos

Water Commitment Score

Tier

Committed

2 water companies · last deal 2025 · leads ~50% of rounds · Med 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

Series A2

Median round$7Mrange $2.2M - $11.8M · 2 disclosed

Portfolio · 2 water companies

Greenphage

Greenphage develops biosourced antibacterial solutions using virulent bacteriophage cocktails t

$2.2MLED Series A · 2025

Toopi Organics

Toopi Organics installs urine-separation toilets and logistics to collect undiluted human urine

$11.8MSeries A · 2023

See the full portfolio in Leviathan →

Invests alongside

Edaphon1x BNP Paribas Developpement1x JOHES1xMAIF Impact1x Clay Capital1x MakeSense1x Noshaq1x SOFILARO Capital Investissement1x Sud Mer Invest1x

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