VC · WATER INVESTOR

Fifty Years

Fifty Years is a water-focused venture capital that has backed 1 water company. (don't) Waste Water rates its water commitment One-Off.

One-Off
Water Commitment
Type
Venture Capital
AUM
$500M
HQ
San Francisco, United States
Stage
Series A - Series B
Median round
$22.8M
Portfolio
1 cos

Water Commitment Score

Tier
One-Off
1 water companies · last deal 2019 · leads ~0% 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 A1
Series B1
Median round$22.8Mrange $13.5M - $32M · 2 disclosed

Portfolio · 1 water companies

Solugen
Solugen’s Bioforge technology combines engineered enzymes with metal catalysts to transform pla
$32MSeries B · 2019

See the full portfolio in Leviathan →

Invests alongside

Y Combinator2x Founders Fund2x KdT Ventures1xRefactor Capital1x

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