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BUYING ORGANISATION

SOUTHERN WATER SERVICES LIMITED

Published procurement activity · 72 tenders

ORGANISATION DETAILS

SOUTHERN WATER SERVICES LIMITED

Buyer information published with procurement notices.

Published identifier
GB-PPON PBJQ-2231-ZRPG
Address
Worthing, UKJ27, BN13 3NX, United Kingdom
First notice
16 Jan 2025
Latest notice
12 Oct 2026
Find a Tender
All tenders72£3.4bnCombined published value
Open15£430.6mCombined published value
Closed13£2.5bnCombined published value
Awarded27£387.4mCombined published value
Cancelled1£23.4mCombined published value
ISSUED TENDERS

72 tenders

All · 72Open · 15Closed · 13Awarded · 27Cancelled · 1

Sustainable Drainage and Habitat Restoration Framework

Southern Water Services Limited · UKJ27

The objective of this tender is select suppliers to provide Sustainable Drainage and Habitat Restoration services. Bidders may submit proposals for any or all of the following Lots: Lot 1: Land Management Lot 2A: Biodiversity Improvement and Biodiversity Net Gain (BNG) - BNG Project Work Lot 2B: Biodiversity Improvement and Biod

Sources Find a TenderPublished 30 Jan 2026Closes 4 Mar 2026Reference 008485-2026Sector 45262640 — Environmental improvement works
£1.3bnEstimated value

Technology Services Partner Framework (TSPF)

Southern Water Services Limited · UKJ27

The objective of the tender is to select service partners who are capable of providing services for each Lot, to enable SWS, at its election, to award work within a pool of pre-qualified service providers without the need to embark on a formal Procurement Act 23 process at individual project level. To facilitate this, the intent

Sources Find a TenderPublished 16 Jan 2026Closes 26 Feb 2026Reference 003872-2026Sector 72000000 — IT services: consulting, software development, Internet and support
£280mEstimated value

Technology Services Specialist Framework (TSSF)

Southern Water Services Limited · UKJ27

The objective of the tender is to select Specialist service providers who are capable of providing services for a maximum of 3 Lots, to enable SWS, at its election, to award work within a pool of pre-qualified service providers without the need to embark on a formal Procurement Act 23 process at individual project level. To faci

Sources Find a TenderPublished 16 Jan 2026Closes 26 Feb 2026Reference 003861-2026Sector 72000000 — IT services: consulting, software development, Internet and support
£360mEstimated value

prj_7089 - Energy Management and Optimisation System (EMOS)

Southern Water Services Limited · UKJ27

Southern Water Services Limited (SWS) are looking to procure an Energy Management and Optimisation System (EMOS). The following features and capabilities are considered mandatory for the new EMOS solution being subject of this procurement: • Portfolio Management • Sorting and Grouping Functionality • Tariff Management • Invoice

Sources Find a TenderPublished 14 Jan 2026Closes 13 Feb 2026Reference 003099-2026Sector 09300000 — Electricity, heating, solar and nuclear energy
£6.5mEstimated value · incl. VAT

Prj_8061 Student Placements RFI

Southern Water Services Limited · UKJ27

SW looks to support student placements as part of our Early Careers offering. These student placements provide potential feeder pipelines into our Graduate programmes. Over the last 2 years SW has facilitated around 10-15 students per calendar year to utilise a placement within our business. We look to build both volume, quality

Sources Find a TenderPublished 14 Jan 2026Reference 002931-2026Sector 79600000 — Recruitment services
£500kEstimated value

PA23 - UK4 - Tender Notice

Southern Water Services Limited · UKJ27

SW is tendering an existing framework under PA23 rules, and has removed apprenticeships that have ceased to exist and are no longer business relevant, and started offering new apprenticeship standards that add value to the business and continue to offer the programmes that have had largest uptake of apprentice enrolments within

Sources Find a TenderPublished 13 Jan 2026Closes 10 Feb 2026Reference 002843-2026Sector 80530000 — Vocational training services
£3.6mEstimated value

Kent Bioresources Request for Information

Southern Water Services Limited · UKJ27

Project Purpose Southern Water Services Limited (SWS) is initiating the Kent Bioresources Project to modernise and consolidate its sludge treatment operations across Kent. The project forms a key part of SWS’s long-term bioresources strategy to deliver a more efficient, resilient, and compliant asset base aligned with future en

Sources Find a TenderPublished 13 Jan 2026Reference 002717-2026Sector 45252000 — Construction works for sewage treatment plants, purification plants and refuse incineration plants
Value not statedNo published estimate

PA23 - UK5 - Transparency Notice Emerging Contaminants

Southern Water Services Limited · UKJ27

Supply of Chem catcher technology, Prep/deployment, Lab Analysis of Membranes, reporting.​ To perform an extensive sampling exercise, using passive sampling to determine micropollutants at very low concentrations over an extended period.

Sources Find a TenderPublished 22 Dec 2025Reference ocds-h6vhtk-05fb4b-2025-12-22T12:30:53Z
£1.7mAward value · excl. VAT£2m incl. VAT

Continuous Water Quality Monitoring

Southern Water Services Limited · UKJ27

Section 82 of the Environment Act 2021 requires sewerage undertakers, operating wholly or mainly in England, to continuously monitor the quality of the receiving water upstream and downstream of storm overflows and discharges from wastewater treatment works, enabling impact assessment of discharges from these assets on the recei

Sources Find a TenderPublished 19 Dec 2025Reference ocds-h6vhtk-05fa7b-2025-12-19T14:18:53ZSector 39370000 — Water installations
£33.8mEstimated value

Southern Water Littlehampton & Medway Water Recycling Plants

Southern Water Services Limited · UKJ27

Southern Water is advancing two strategic water recycling schemes, Medway and Littlehampton, to deliver up to 33.4 million litres per day of purified recycled water during drought conditions. These schemes will reduce abstraction from sensitive river systems, support environmental destinations, and ensure resilient water supplie

Sources Find a TenderPublished 19 Dec 2025Reference ocds-h6vhtk-05f9b7-2025-12-19T09:54:23ZSector 45232430 — Water-treatment work
Value not statedNo published estimate

Organisation details and tender classifications reflect information published by the original procurement sources. Similar buyer names are grouped only where an official identifier or compatible name and postcode provide a safe link.