Buyer profile
Southern Water Services Limited
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Total contracts
62
Known spend
£3bn
34 disclosed
Average value
£87m
Per contract
Active suppliers
10
Last 5 years
Top suppliers
Last 5 years- 1
STANTEC UK LIMITED
2 winslatest 10 Jul 2026£11m
- 2
Wild Capital 1 Ltd
£3m
- 3
AAA BUILDING AND CIVIL ENGINEERS LIMITED
£60m
- 4
D R CLARK SERVICES LLP
£60m
- 5
G & L ENVIRONMENTAL LTD
£60m
- 6
C J THORNE & CO LIMITED
£60m
- 7
Tone Scaffolding Services Limited
1 winlatest 16 Mar 2026£44m
- 8
Formula Scaffolding Ltd
1 winlatest 16 Mar 2026£44m
- 9
TURNER & TOWNSEND INFRASTRUCTURE LIMITED
£24m
- 10
GARDINER & THEOBALD LLP
£24m
What they buy
By CPV categoryRadio, TV & telecomsCPV 32
1 contract · £2m
Repair & maintenanceCPV 50
1 contract
Electrical equipmentCPV 31
1 contract
Tender activity
Notices published per month — last 24 months
All contracts (62)
Technology services partner framework (TSPF)
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-qua
Prj_7089 - energy management and optimisation system (EMOS) - pre-market engagement
Southern Water Services Limited (SWS) are looking to procure an Energy Management and Optimisation System (EMOS). The following features and capabilities are considered mandatory f
PRj_8061 student placements RFI
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 las
PA23 - UK4 - tender notice
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 appr
Kent bioresources request for information
Project Purpose Southern Water Services Limited (SWS) is initiating the Kent Bioresources Project to modernise and consolidate its sludge treatment operations across Kent. The proj
PA23 - UK5 - transparency notice emerging contaminants
Supply of Chem catcher technology, Prep/deployment, Lab Analysis of Membranes, reporting. To perform an extensive sampling exercise, using passive sampling to determine micropollu
Continuous water quality monitoring
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
Southern water littlehampton & medway water recycling plants
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
PA23 - UK4 - tender notice
Southern Water are seeking to establish a framework panel whom have the expertise to support the companies ambitions. Southern Water are seeking expertise in, but not limited to:Re
Southern water andover link main (ALM) pipeline construction & connection
The Andover Link Main (ALM) scheme is being delivered by Southern Water Services (SWS) under the Major Projects Directorate. The ALM project is part of the WRMP programme and is as
Prj_7372 wastewater networks optimisation tender
Review and offer insights and proposals on ensuring efficiency and potential savings relating to of any live, reactive or planned Southern Water wastewater tankering operations; Ca
Data modelling - request for information (southern water)
At Price Review 2024, the development of Southern Water’s modelling capability has supported the articulation of realistic, affordable and future proof long term business strategie
Technology specialist services framework (TSSF)
Southern Water is going to market for technology specialist services under a Technology Specialist Services Open Framework Agreement to deliver digital expertise across the followi
Habitat restoration framework
Southern Water have an upcoming tender requirement for a Framework for Habitat Restoration. The Framework will support Southern Waters AMP8 commitments to improve environmental and
Habitat restoration framework
Southern Water have an upcoming tender requirement for a Framework for Habitat Restoration. The Framework will support Southern Waters AMP8 commitments to improve environmental and
PA23 - UK4 - tender notice
Southern Water Services ("SWS") seek to implement a new Occupational Health & Health Surveillance Services provision, which will ensure covergage across the full SWS region. The co
Southern water andover link main (ALM) pipeline construction & connection
The Andover Link Main (ALM) scheme is being delivered by Southern Water Services (SWS) under the Major Projects Directorate. The ALM project is part of the WRMP programme and is as
Instrumentation cancellation notice
The objective of this tender is select suppliers to the supply of instrumentation. The tender is defined into nine lots, these are considered separate services and Tenderers can te
Supply of boundary boxes
Supply of boundary boxes to house water meters
PA23 - UK5 - transparency notice
Assessment of New Wastewater Technologies, Processes & Associated Mechanisms