PSIP

Official transparency data · current

The Water Services Regulation Authority: spending & suppliers

The Water Services Regulation Authority has £33,813,252 of tracked procurement spend across 435 published payments to 95 suppliers, from Mar 2025 to Aug 2026.

Amounts follow each publisher’s own basis — some publish figures including VAT, others excluding it — so totals are not directly comparable between buyers.

£34m

tracked procurement spend

435

payment transactions

95

suppliers paid

—

contracts expiring (12m)

Top suppliers by tracked spend

The largest recipients of The Water Services Regulation Authority’s published payments.

1L.E.K. Consulting LLP£7m
2Ashurst Llp£5m
3Lazard & Co. Limited£2m
4Fti Consulting Llp£2m
5Pricewaterhousecoopers£2m

See all 95 suppliers

90 more suppliers, each incumbent’s payment history and run-rate, spend trends over time — inside PSIP.

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Engage The Water Services Regulation Authority before the tender

By the time a contract is advertised, the incumbent has often been in the buyer’s ear for months. Knowing what The Water Services Regulation Authority spends, who holds their contracts and what is about to expire lets you build the relationship first — where bids are won. Inside PSIP you get the full supplier picture, incumbent payment histories and tender alerts matched to what you sell.

Frequently asked questions

How much does The Water Services Regulation Authority spend?

The Water Services Regulation Authority has £33,813,252 of tracked procurement spend across 435 published payments to 95 suppliers, covering Mar 2025 to Aug 2026. These figures come from The Water Services Regulation Authority’s own transparency publications.

Who are The Water Services Regulation Authority’s biggest suppliers?

The largest suppliers by tracked payment value are shown above. The complete supplier list — all 95 of them, with each supplier’s payment history and monthly run-rate — is available inside PSIP.

How many The Water Services Regulation Authority contracts are expiring?

Contract end-dates for The Water Services Regulation Authority are tracked in PSIP where published. Which specific contracts, who holds them and what they are worth is inside PSIP — the moment a contract nears expiry is the moment to engage the buyer.

Where does this The Water Services Regulation Authority spending data come from?

From The Water Services Regulation Authority itself. UK public bodies are required to publish their payments to suppliers. PSIP ingests those official publications, normalises the formats and matches suppliers to the Companies House register where it can identify a registered company. Every figure traces back to a source publication — nothing is estimated.

Figures aggregated from The Water Services Regulation Authority’s official transparency publications, with suppliers matched to Companies House where we can identify a registered company. Covered period Mar 2025–Aug 2026. See the full data coverage.