Strategic Corporate · WATER INVESTOR

Suffolk Construction

Suffolk Construction is a water-focused strategic corporate that has backed 2 water companies since 1982. (don't) Waste Water rates its water commitment Committed.

Committed

Water Commitment

Compiled by Antoine Walter, (don't) Waste Water, from official filings and direct intelligence in Leviathan.

Type

Strategic Corporate

AUM

$110M

Founded

1982

Stage

Series B

Median round

$15M

Portfolio

2 cos

Water Commitment Score

Tier

Committed

2 water companies · last deal 2024 · leads ~33% 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

Series B3

Median round$15Mrange $15M - $15M · 2 disclosed

Portfolio · 2 water companies

SewerAI

SewerAI is a California-based start-up that uses algorithms to analyze CCTV footage of sewage p

Series B · 2024

WINT Water Intelligence

WINT Water Intelligence supplies an AI-driven IoT platform that monitors water flow in pipes of

Series B · 2022

See the full portfolio and deal analysis in Leviathan →

Invests alongside

Electra1xConsensus Business Group1xRogovin1xAshtrom1xIsrael-Canada Group1xInsight Partners1x Tidhar1xMarius Nacht1xEmerald Technology Ventures1x

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