600 Private Water Bets - Zero Public Exits. Is This Sector About to Crack? (and will Gradiant IPO?)

The First Water Sector Unicorn Wants to IPO. But Wall Street kinda forgot how to buy water... Early-stage water tech funding quadrupled in seven years. Private equity's share of water M&A doubled in a decade, with a record 165 PE-led acquisitions in a single year. The bench of PE-owned water platforms grew from 42 companies in 2015 to nearly 600 in 2025. And the sector just minted its first twice-unicorn - Gradiant - with a Series E at a $2 billion valuation on Day 1 of the Global Water Summit 2026! So, will Gradiant IPO? Four...