01 Procurement
Tender overview
- Buyer
- Southern Water Services Limited
- Status
- Complete
- Procurement method
- Competitive flexible procedure
- Category
- services
- CPV classification
- Not supplied
- Tender period
- Not supplied — 17 December 2025
Description
Southern Water Services are seeking to establish a framework panel whom have the expertise to support the companies ambitions. SWS are seeking business management consultancy & related professional services expertise in, but not limited to: Regulatory Advice, Regulatory Economic Advisory and Modelling, Procurement and Commercial, General Tax, Financial Services, Strategy & Change All services provided under this framework agreement are to be structured in a manner that is outside the scope of IR35 legislation. The service providers remain responsible for compliance with all relevant tax and employment regulations SWS will retain the right to compete work outside the pool of pre-qualified service providers (via Procurement Act 2023 process or otherwise) in its discretion (e.g. where the pre-qualified service providers do not have specialist capability to deliver the consultancy services required by SWS or the price secured within the pool is not judged by SWS to be market competitive). Indicative lot values per annum : Lot 1a Regulatory Advice £1.4m Lot 1b Regulatory Economic Advisory and Modelling £1m Lot 2 Procurement & Commercial £3m Lot 3a General Tax £400k Lot 3b Financial Services £1m Lot 4 Strategy & Change £10m Whilst these values reflect the best estimate, Tenderers should be aware that we may see peaks in demand that are much higher than the indicated values per annum and there will be some years it’s much lower. These values may be subject to change due to potential future regulatory or policy changes
This page represents one OCDS contracting process. Notices can be revised over time. Values may be estimates, award values or contract values and should be read with their displayed stage and date.
02 Awards and contracts
Published award records
prj_6961 Business Management Consultancy Framework - Lot 1a Regulatory Advice
- Awarded
- 9 July 2026
- Award value
- £11,200,000
- Suppliers
- 10
- Signed contract
- Not supplied
prj_6961 Business Management Consultancy Framework - Lot 1b Regulatory Economic Advisory & Modelling
- Awarded
- 9 July 2026
- Award value
- £8,000,000
- Suppliers
- 6
- Signed contract
- Not supplied
prj_6961 Business Management Consultancy Framework - Lot 2 Procurement & Commercial
- Awarded
- 9 July 2026
- Award value
- £24,000,000
- Suppliers
- 22
- Signed contract
- Not supplied
prj_6961 Business Management Consultancy Framework - Lot 3a General Tax
- Awarded
- 9 July 2026
- Award value
- £3,200,000
- Suppliers
- 5
- Signed contract
- Not supplied
prj_6961 Business Management Consultancy Framework - Lot 3b Financial Services
- Awarded
- 9 July 2026
- Award value
- £8,000,000
- Suppliers
- 3
- Signed contract
- Not supplied
03 Organisations
Buyers, suppliers and other parties
Southern Water Services Limited
Southern Water, Southern House, Worthing, UKJ27, Bn13 3NX, United Kingdom
GB-PPON PBJQ-2231-ZRPG1ST EXECUTIVE LIMITED
First Floor, Unit 1 Tannery House Tannery Lane, Woking, UKJ25, GU23 7EF, United Kingdom
Companies House 04642279 →4C ASSOCIATES LIMITED
174 5th Floor, Kings House, London, UKI33, W6 7JP, United Kingdom
Companies House 04018096 →ACCENTURE (UK) LIMITED
30 Fenchurch Street, London, UKI31, EC3M 3BD, United Kingdom
Companies House 04757301 →AECOM LIMITED
Aldgate Tower, London, UKI42, E1 8FA, United Kingdom
Companies House 01846493 →ALLORA INFRASTRUCTURE LIMITED
Flat 3 21-22 London Fields East Side, London, UKI41, E8 3SA, United Kingdom
Companies House 15106961 →ALVAREZ & MARSAL TAX LLP
30 Old Bailey, London, UKI31, EC4M 7AU, United Kingdom
Companies House OC332081 →ARCADIS CONSULTING (UK) LIMITED
80 Fenchurch Street, London, UKI31, EC3M 4BY, United Kingdom
Companies House 02212959 →ATKINSREALIS UK LIMITED
Woodcote Grove, Ashley Road, Surrey, UKJ26, KT18 5BW, United Kingdom
Companies House 00688424 →BARINGA PARTNERS LLP
62 Buckingham Gate, London, UKI32, SW1E 6AJ, United Kingdom
Companies House OC303471 →CAPITA BUSINESS SERVICES LTD
First Floor, 2 Kingdom Street, London, UKI32, W2 6BD, United Kingdom
Companies House 02299747 →CEPA LLP
Queens House, 55-56 Lincoln's Inn Fields, London, UKI31, WC2A 3LJ, United Kingdom
Companies House OC326074 →CUMMING GROUP INFRASTRUCTURE LTD
Chandlers House, Terra Nova Way, Penarth Marina, UKL22, CF64 1SA, United Kingdom
Companies House 12792628 →DEECON CONSULTING LIMITED
Middle Barn Savay Lane, Uxbridge, UKJ13, UB9 5NJ, United Kingdom
Companies House 12468584 →ECONOMIC INSIGHT LIMITED
125 Old Broad Stree, London, UKI31, EC2N 1AR, United Kingdom
Companies House 07608279 →EDGE ECONOMIC CONSULTING LTD
11 Woodstock Road, Exeter, UKK43, EX2 5HJ, United Kingdom
Companies House 15232230 →EFFICIO LIMITED
Kinnaird House, London, UKI32, SW1Y 5AU, United Kingdom
Companies House 04010379 →ERNST & YOUNG LLP
1 More London Place, London, UKI44, SE1 2AF, United Kingdom
Companies House OC300001 →FORVIS MAZARS LLP
30 Old Bailey, London, UKI31, EC4M 7AU, United Kingdom
Companies House OC308299 →FTI CONSULTING LLP
200 Aldersgate Aldersgate Street, London, UKI31, EC1A 4HD, United Kingdom
Companies House OC372614 →GARDINER & THEOBALD LLP
10 South Crescent, London, UKI31, WC1E 7BD, United Kingdom
Companies House OC307124 →GLEEDS LLP
Aurora, Finzels Reach, Bristol, UKK11, BS1 6BX, United Kingdom
Companies House OC453959 →GRANT THORNTON UK ADVISORY & TAX LLP
8 Finsbury Circus, London, UKI31, EC2M 7EA, United Kingdom
Companies House OC454533 →LONG O DONNELL ASSOCIATES LIMITED
C/O Lewis Alexander & House 17-21 Chorlton Street, Manchester, UKD33, M1 3HY, United Kingdom
Companies House 04264310 →MOTT MACDONALD LIMITED
10 Fleet Place, London, UKI31, EC4M 7RB, United Kingdom
Companies House 01243967 →NERA UK LIMITED
The St Botolph Building, London, UKI31, EC3A 7DH, United Kingdom
Companies House 03974527 →OXERA CONSULTING LLP
Park Central, Oxford, UKJ14, OX1 1JD, United Kingdom
Companies House OC392464 →PA CONSULTING SERVICES LIMITED
10 Bressenden Place, London, UKI32, SW1E 5DN, United Kingdom
Companies House 00414220 →PRICEWATERHOUSECOOPERS LLP
1 Embankment Place, London, UKI32, WC2N 6RH, United Kingdom
Companies House OC303525 →PROCUR3D CONSULTING LTD
Procur3d Consulting. 3rd Floor 86-90 Paul Street, London, UKI41, EC2A 4NE, United Kingdom
Companies House 12407336 →Qasr Limited
70 Shepperton Close, Warrington, UKD61, WA4 5JZ, United Kingdom
Companies House 06978474 →ROSEMAE PROCUREMENT LIMITED
Belmont Suite Paragon Business Park, Bolton, UKD36, BL6 6HG, United Kingdom
Companies House 14117117 →ROWSELL WRIGHT LIMITED
409-411 Croydon Road, Beckenham, UKI61, BR3 3PP, United Kingdom
Companies House 05998743 →STANTEC UK LIMITED
Stantec House Kelburn Court, Warrington, UKD61, WA3 6UT, United Kingdom
Companies House 01188070 →TURNER & TOWNSEND INFRASTRUCTURE LIMITED
Low Hall Calverley Lane, Leeds, UKE42, LS18 4GH, United Kingdom
Companies House 12495519 →WSP UK Limited
WSP House, 70 Chancery Lane, London, UKI31, WC2A 1AF, United Kingdom
GB-PPON PXHY-9498-VZNJCompanies House links appear only for explicit GB-COH identifiers. BritDB does not create company links from a similar name or address.
04 Provenance
Source for this process
Contains public sector information licensed under the Open Government Licence v3.0. Official external links are available only on the source transition page.