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BUYING ORGANISATION

NATIONAL ENERGY SYSTEM OPERATOR LIMITED

Published procurement activity · 44 tenders

ORGANISATION DETAILS

NATIONAL ENERGY SYSTEM OPERATOR LIMITED

Buyer information published with procurement notices.

Published identifier
GB-COH 11014226
Address
Wokingham, UKJ11, RG41 5BN, United Kingdom
First notice
13 Jan 2025
Latest notice
15 Oct 2026
Contracts FinderFind a Tender
All tenders44£500.7mCombined published value
Open2£89.5mCombined published value
Closed0—No published tender values
Awarded19£66.8mCombined published value
Cancelled0—No published tender values
ISSUED TENDERS

19 tenders

All · 44Open · 2Closed · 0Awarded · 19Cancelled · 0

Procurement Services

NATIONAL ENERGY SYSTEM OPERATOR LIMITED · UKJ11

Procurement Consultancy Services

Sources Find a TenderPublished 27 May 2026Reference 049350-2026
£7.7mContract value · excl. VAT£9.2m incl. VAT

Financial Audit Services

NATIONAL ENERGY SYSTEM OPERATOR LIMITED · UKJ11

Financial Audit Services - annual audit services

Sources Find a TenderPublished 22 May 2026Reference 048247-2026
£1.9mContract value · incl. VAT

Lead Provider for Strategic Energy Planning (SEP)

NATIONAL ENERGY SYSTEM OPERATOR LIMITED · UKJ11

The National Energy System Operator ("NESO") conducted a mini-competition under the NESO Legal Framework Agreement to appoint a lead provider to support NESO's Strategic Energy Planning (SEP) directorate that can bring deep sector expertise. Instructions will range from pre-planned work packages to smaller, discrete unplanned a

Sources Find a TenderPublished 21 May 2026Reference 047451-2026
£1.5mContract value · excl. VAT£1.8m incl. VAT

Legal Services Framework

NATIONAL ENERGY SYSTEM OPERATOR LIMITED · UKJ11

National Energy System Operator (NESO) is awarding a framework agreement under competitive flexible procedure across a full range of legal services to support NESO's requirements and activities. Suppliers will partner with the internal NESO Legal team to provide high quality advice and support NESO to meet its objectives. The fr

Sources Find a TenderPublished 25 Feb 2026Reference 017069-2026
Multiple contractsSee individual contracts in details

Operator Console

NATIONAL ENERGY SYSTEM OPERATOR LIMITED · UKJ11

Design, Implementation and Support of the Operator Console solution as per the below: • Provision of a detailed solution design including the following components: • Operator Console desktop • 'Single pane of glass' display across monitors plus a touchscreen & stylus-enabled display sitting at the tabletop level • Seamless in

Sources Find a TenderPublished 24 Feb 2026Reference 016455-2026Sector 72000000 — IT services: consulting, software development, Internet and support
£2.5mContract value

Digital and Data Capabilities Framework

NATIONAL ENERGY SYSTEM OPERATOR LIMITED · UKJ11

The tender was completed under the new NESO entity with Public procurement organisation number (PPON) PHQL-5234-MWWV National Grid Electricity System Operator Limited (NGESO), a legally separate business within the National Grid Group, is the electricity system operator for Great Britain. NGESO moves electricity around the syste

Sources Find a TenderPublished 9 Oct 2025Reference ocds-h6vhtk-05a984-2025-10-09T15:38:26+01:00Sector 72000000 — IT services: consulting, software development, Internet and support
Multiple contractsSee individual contracts in details

IT Procurement Services (Digital Data &Technology) DD&T

NATIONAL ENERGY SYSTEM OPERATOR LIMITED · UK

This contract covers IT Procurement Services (Digital Data &Technology) Procurement Operations: DD&T inherited a large portfolio of TSA contract from National Grid that are to be transferred across prior to October 2026. This is a vital key deliverable for this team and NESOs ability to provide the foundation for IT services goi

Sources Find a TenderPublished 26 Jun 2025Reference ocds-h6vhtk-0553e3-2025-06-26T09:58:42+01:00Sector 79418000 — Procurement consultancy services
Value not statedNo published estimate

Procurement Services Operational/Indirects

NATIONAL ENERGY SYSTEM OPERATOR LIMITED · UK

This contract covers interim procurement services provision for operational procurement services (P2P) and Indirects procurement services - a single team. Operational Procurement (P2P): • Assess current procurement processes and provide recommendations for improvement. • Requisition management: from initial request to purchase

Sources Find a TenderPublished 26 Jun 2025Reference ocds-h6vhtk-0553e1-2025-06-26T09:50:42+01:00Sector 79418000 — Procurement consultancy services
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.