Funding round
Southern Water Growth
Reported as "Growth Equity"
Southern Water, which works in water supply and distribution in Worthing, raised $1.59B in a Growth round announced on 22 Jun 2026, led by Macquarie. 2 firms took part.
$1.59B
Amount raised
1,200,000,000 GBP converted
Not disclosed
Post-money valuation
2
Investors
1 lead
Valuation
What this round says about the price
Southern Water did not disclose a valuation in this round. It is Southern Water's first venture round on record, 37 years after it was founded in 1989. No later venture round is on record for Southern Water.
Southern Water's funding rounds
This is the only venture round on record for Southern Water.
- Growth this round 22 Jun 2026, led by Macquarie $1.59B
Investors
Who put money in
Macquarie led the round with 1 other firm.
Lead investor
- Macquarie backs 52 venture-backed companies
Also in the round
Comparable rounds
How it compares
The closest in time, other companies' Growth rounds in Water Supply & Water Treatment:
| Company | Announced | Amount | Post-money | Led by |
|---|---|---|---|---|
| Water Supply & Water Treatment | 4 Jun 2026 | $8.5M | not disclosed | YFM Equity Partners |
| Water Supply & Water Treatment | 3 Sep 2026 | undisclosed | not disclosed | Fusion Capital Partners |
| INDAQUA Water Supply & Water Treatment | 11 Sep 2025 | $419M | not disclosed | not named |
| Water Supply & Water Treatment | 10 Jul 2025 | $115M | not disclosed | not named |
Sources
Where this comes from
Reported by 1 source.
Questions
Frequently asked
How much did Southern Water raise in its Growth round?
Southern Water raised $1.59B in its Growth round, announced in Jun 2026.
Who led Southern Water's Growth round?
Macquarie led it, with Asterion Industrial Partners.
What was Southern Water's valuation at the Growth round?
It was not disclosed.