Award

Procurement Services - Operations, Indirects & Digital Data Technology (DD&T)

  • NATIONAL ENERGY SYSTEM OPERATOR LIMITED

UK6: Contract award notice - Procurement Act 2023 - view information about notice types

Notice identifier: 2026/S 000-011586

Procurement identifier (OCID): ocds-h6vhtk-0552ed (view related notices)

Published 9 February 2026, 6:42pm



Scope

Description

NESO is seeking a supplier to award to a single Supplier a range of procurement services. These services can broadly be broken down as follows:

Operations - The operations team act as the front door to Indirects and DD&T. Gateway and Triage of new operational requirements on behalf of Indirects and DD&T. P2P reconciliation of purchase orders and providing assurance that the standing financial instructions and compliance is upheld. Management of all £ 215k spend and below.

Indirects - end to end sourcing of all requirements over £ 215k. Contract management of all Indirect Suppliers. Expert knowledge of UCR, PCR, PA2023 including frameworks as local and national will be utilised specifically for Indirects.

DD&T -- end to end sourcing of all requirements over £ 215k. Expert knowledge of UCR, PCR, PA2023 including frameworks as local and national will be utilised specifically for IT. In addition management of the complex TSA exit process for DD&T.


Contract 1. Procurement Services - Operations, Indirects & Digital Data Technology (DD&T)

Supplier

Contract value

  • £7,700,000 excluding VAT
  • £9,200,000 including VAT

Above the relevant threshold

Award decision date

9 February 2026

Date assessment summaries were sent to tenderers

9 February 2026

Standstill period

  • End: 18 February 2026
  • 8 working days

Earliest date the contract will be signed

20 February 2026

Contract dates (estimated)

  • 24 March 2026 to 23 March 2028
  • Possible extension to 22 March 2030
  • 3 years, 11 months, 30 days

Description of possible extension:

12 month incremental extensions to a maximum of 24 months.

Main procurement category

Services

Options

The right to additional purchases while the contract is valid.

Options will be utilised for surge resource only and will be subject to NESO approval process using the rate card that was included in the tender response.

CPV classifications

  • 79418000 - Procurement consultancy services

Contract locations

  • UKC - North East (England)
  • UKD - North West (England)
  • UKE - Yorkshire and the Humber
  • UKF - East Midlands (England)
  • UKG - West Midlands (England)
  • UKH - East of England
  • UKI - London
  • UKJ - South East (England)
  • UKK - South West (England)

Information about tenders

  • 3 tenders received
  • 3 tenders assessed in the final stage:
    • 1 submitted by small and medium-sized enterprises (SME)
    • 0 submitted by voluntary, community and social enterprises (VCSE)
  • 1 supplier awarded contracts
  • 2 suppliers unsuccessful (details included for contracts over £5 million)

Unsuccessful suppliers


Submission

Submission type

Tenders


Procedure

Procedure type

Competitive flexible procedure

Special regime

Utilities


Suppliers

4C ASSOCIATES LIMITED

  • Companies House: 04018096
  • Public Procurement Organisation Number: PHJV-4249-RJWD

174 5th Floor, Kings House

London

W6 7JP

United Kingdom

Region: UKI33 - Kensington & Chelsea and Hammersmith & Fulham

Small or medium-sized enterprise (SME): Yes

Voluntary, community or social enterprise (VCSE): No

DELOITTE LLP

  • Companies House: OC303675
  • Public Procurement Organisation Number: PQZJ-4654-XTJY

1 New Street Square

London

EC4A 3HQ

United Kingdom

Region: UKI31 - Camden and City of London

Small or medium-sized enterprise (SME): No

Voluntary, community or social enterprise (VCSE): No

EFFICIO LIMITED

  • Companies House: 04010379
  • Public Procurement Organisation Number: PHXX-5468-LGYX

Kinnaird House

London

SW1Y 5AU

United Kingdom

Region: UKI32 - Westminster

Small or medium-sized enterprise (SME): No

Voluntary, community or social enterprise (VCSE): No

Supported employment provider: No

Public service mutual: No

Connected people/organisations:

Efficio Global Consulting Limited

Parent or subsidiary company

Companies House number 13632423

Registered address Kinnaird House, 1 Pall Mall E, London, LONDON,

SW1Y 5AU, UK

Postal address Kinnaird House, 1 Pall Mall E, London, LONDON,

SW1Y 5AU, UK

Contract 1. Procurement Services - Operations, Indirects & Digital Data Technology (DD&T)


Contracting authority

NATIONAL ENERGY SYSTEM OPERATOR LIMITED

  • Companies House: 11014226
  • Public Procurement Organisation Number: PHQL-5234-MWWV

St Catherine's Lodge Bearwood Road

Wokingham

RG41 5BN

United Kingdom

Region: UKJ11 - Berkshire

Organisation type: Public undertaking (commercial organisation subject to public authority oversight)