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BUYING ORGANISATION

NATIONAL GRID ELECTRICITY TRANSMISSION PLC

Published procurement activity · 22 tenders

ORGANISATION DETAILS

NATIONAL GRID ELECTRICITY TRANSMISSION PLC

Buyer information published with procurement notices.

Published identifier
GB-COH 02366977
Address
London, UKI32, WC2N 5EH, United Kingdom
First notice
9 Jan 2025
Latest notice
13 Oct 2026
Find a Tender
All tenders22£98.8mCombined published value
Open8£29.5mCombined published value
Closed0—No published tender values
Awarded11£61.8mCombined published value
Cancelled0—No published tender values
ISSUED TENDERS

11 tenders

All · 22Open · 8Closed · 0Awarded · 11Cancelled · 0

100572 Walpole SGT4 Tertiary Connection

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

The works comprise the completion of the remaining design & infrastructure works required for the Walpole SGT4 Tertiary Connection Project, including installation of a tertiary cable box on SGT4, a 13kV transformer, a 13kV disconnector and associated earthing switches, supporting structures, busbars and connectors, protection an

Sources Find a TenderPublished 13 Oct 2026Reference 096662-2026
£4.2mAward value · excl. VAT£4.2m incl. VAT

Studying and Assessing the Benthic Response to Electrical Stimuli (SABRES)

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

High voltage submarine cables produce electromagnetic fields (EMF) external to the cable due to current flowing within their metallic components, primarily the main conductor. While the magnitude of these fields decays rapidly with separation from the cables, reducing to background levels within 10's of meters, cable circuits ex

Sources Find a TenderPublished 6 Oct 2026Reference 094167-2026
£859.9kAward value · excl. VAT£1m incl. VAT

Subsea Cable Health/security Utilising Backscatter and Established Repeater Technologies (SCHUBERT)Subsea Cable Health/security Utilising Backscatter and Established Repeater Technologies (SCHUBERT)

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

With the transition away from fossil fuels and towards greater electrification of transport and heating (net zero 2050) a significant increase in electrical demand is expected over the coming decades. As a result, growth in offshore renewable power generation, "bootstrap" cables to reinforce national power grids, and internation

Sources Find a TenderPublished 6 Oct 2026Reference 094166-2026
£1.3mAward value · excl. VAT£1.6m incl. VAT

Innovation Academic Framework

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

National Grid Electricity Transmission (NGET) is seeking collaboration with universities to support delivery of its innovation strategy over the next five years (April 2026 - Mar 2031). The primary objectives during this period include facilitating the energy system transition (including Clean Power 2030 and net zero 2050) and p

Sources Find a TenderPublished 15 Sept 2026Reference 087395-2026
Multiple contractsSee individual contracts in details

102203 Mill Hill Tertiary Connection & SGT Replacement

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

This contract relates to the delivery of works and related services at Mill Hill Substation (the "Works"). The Works were previously allocated to Gunning Transmission & Distribution Services Limited - in Administration ("GTDS"). GTDS went into administration on Friday 16 January 2026 and is unable to progress or complete deliver

Sources Find a TenderPublished 25 Feb 2026Reference 016889-2026
£5.5mAward value · excl. VAT£5.5m incl. VAT

100917 Amersham AIS Bay Extension & SGT

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

This contract relates to the delivery of works and related services at Amersham Substation (the "Works"). The Works were previously allocated to Gunning Transmission & Distribution Services Limited - in Administration ("GTDS"). GTDS went into administration on Friday 16 January 2026 and is unable to progress or complete delivery

Sources Find a TenderPublished 17 Feb 2026Reference 014527-2026
£4.7mAward value · excl. VAT£4.7m incl. VAT

100891 Bicker Fen AGR SGT1 Tertiary Connection

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

This contract relates to the delivery of works and related services at Bicker Fen Substation (the "Works"). The Works were previously allocated to Gunning Transmission & Distribution Services Limited - in Administration ("GTDS"). GTDS went into administration on Friday 16 January 2026 and is unable to progress or complete delive

Sources Find a TenderPublished 29 Jan 2026Reference 008261-2026
£6mAward value · excl. VAT£6m incl. VAT

100760 Landulph Tertiary Connection

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

This contract relates to the delivery of works and related services at Landulph Substation (the "Works"). The Works were previously allocated to Gunning Transmission & Distribution Services Limited - in Administration ("GTDS"). GTDS went into administration on Friday 16 January 2026 and is unable to progress or complete delivery

Sources Find a TenderPublished 29 Jan 2026Reference 008259-2026
£9.5mAward value · excl. VAT£9.5m incl. VAT

100670 Sellindge Pathfinder Connection

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

This contract relates to the delivery of works and related services at Sellindge Substation (the "Works"). The Works were previously allocated to Gunning Transmission & Distribution Services Limited - in Administration ("GTDS"). GTDS went into administration on Friday 16 January 2026 and is unable to progress or complete deliver

Sources Find a TenderPublished 29 Jan 2026Reference 008255-2026
£5.1mAward value · excl. VAT£5.1m incl. VAT

Purchase of CBtect Portable Circuit Breaker Monitoring

NATIONAL GRID ELECTRICITY TRANSMISSION PLC · UKI32

Supply of 10 CBtect portable circuit breaker monitoring units, plus licenses for connection to servers and warranty. Option for up to an additional 10 CBtect units depending on operational requirements included.

Sources Find a TenderPublished 10 Dec 2025Reference ocds-h6vhtk-05f2b3-2025-12-10T12:38:41Z
£1.6mProposed award value · excl. VAT£1.9m incl. VAT

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.