System operational · UK tenders
Awarded
ocds-h6vhtk-05024e · award

prj_7119 - Natural Gas Supply (Non-domestic)

Southern Water Services Limited

Estimated Value

Not specified

Deadline

10 October 2025

Published

16 September 2026

Type

Not specified

Private tenderSouth EastGBopen

Overview

Southern Water Services Limited (SWS) is seeking to award a single supplier Ofgem licenced supplier for provision of natural gas to all sites within their portfolio, in accordance with the specifications set out in the tender documentation (IITT). The portfolio currently consists of 19 supply points across South East of England (Hampshire, Isle of Wight, Sussex, Kent) with total annual consumption at approximately 2.5GWh.

The composition of the portfolio may change before the contract commences; SWS also reserves the right to add/remove sites from portfolio during contract term with accordance to appropriate contractual provisions. The supply under the contract is to commence on 1st of April 2026.

The initial contract period is 4 years, with the option to extend for up to a maximum duration of 5 years. SWS require a fixed price contract, with the ability to fix prices under the supply contract in 12 monthly periods (or multiply of) under any active term (subject to market liquidity). The procurement will be conducted in line with the Procurement Act 2023, ensuring a fair, transparent, and competitive process to identify the Most Advantageous Tender.

Regulations cited

  • Procurement Act 2023

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Award Details

Brook Green Supply Limited

16 Sept 20261 Oct 2026 – 31 Mar 2030

Likely incumbents

Suppliers who won similar work from this buyer in the last 5 years.

5 found
  1. 1

    STANTEC UK LIMITED

    2 contracts wonlatest 10 Jul 2026ends 2 Aug 2034CH 01188070

    £11m

    total awarded

  2. 2

    Wild Capital 1 Ltd

    2 contracts wonlatest 3 Jul 2026ends 12 Jul 2056CH 14747595

    £3m

    total awarded

  3. 3

    Hydraulic Analysis Limited

    1 contract wonlatest 6 Oct 2026ends 30 Apr 2027CH 06930187

    £1m

    total awarded

  4. 4

    Harry Ferguson Farms Limited

    1 contract wonlatest 1 Oct 2026ends 31 Mar 2027

    £2m

    total awarded

  5. 5

    Hampshire and Isle of Wight Wildlife Trust

    1 contract wonlatest 1 Oct 2026ends 31 Mar 2027

    £2m

    total awarded

STANTEC UK LIMITED is the most likely incumbent based on recency and category match. To win, bidders typically need a clearly differentiated proposition or a price advantage.

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Buyer Profile

Southern Water Services Limited
Typepublic body
RegionUKJ27
Total tenders62
Total spend£2,173,711,721
View buyer profile

Key Dates

Published

16 September 2026

Submission deadline

10 October 2025

Notice type

award

Source

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