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Home ContractsISS Works at Walham and Pentir

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ISS Works at Walham and Pentir

WAC ID:640068

Public SectorPipeline / planningPre-tender2023/54

Source:	Find a Tender Service (FTS)
Notice Type:	Pipeline / planning
Buyer:	NATIONAL GRID ELECTRICITY TRANSMISSION PLC

Main Category:

Works

Procurement Method:

Competitive flexible procedure

Tender Status:

Pre-tender

Estimated Value (ex. VAT):

Not specified

Release Date:

17 August 2026

Application Deadline:

—

Procurement ID (OCID):

ocds-h6vhtk-06e5ea

Notice Reference:

078250-2026

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Contracting Authority

Organisation

NATIONAL GRID ELECTRICITY TRANSMISSION PLC

1 - 3 Strand, London, WC2N 5EH

Description

National Grid Electricity Transmission Plc is seeking an experienced and suitably qualified suppliers capable of delivering a fully integrated security solution for critical national infrastructure sites at Walham and Pentir.

Lots

2 lots

1ISS Walham, Gloucestershire

National Grid Electricity Transmission Plc is seeking an experienced and suitably qualified supplier capable of delivering a fully integrated security solution for a critical national infrastructure site at Walham.

Contract period: 26 February 2027 → 25 February 2028

322350003492820035120000442213004522000045232220453121004531220045314000453400007941520079933000

2ISS Pentir, Gwynedd

National Grid Electricity Transmission Plc is seeking an experienced and suitably qualified supplier capable of delivering a fully integrated security solution for a critical national infrastructure site at Pentir.

Contract period: 26 February 2027 → 25 February 2028

322350003492820035120000442213004522000045232220453121004531220045314000453400007941520079933000

CPV Classifications24 codes — click to expand

32235000Radio, television, communication, telecommunication equipment

34928200Transport equipment and auxiliary products to transportation

35120000Security, fire-fighting, police and defence equipment

44221300Construction structures and materials

45220000Construction work

45232220Construction work

45312100Construction work

45312200Construction work

45314000Construction work

45340000Construction work

79415200Business services: law, marketing, consulting, recruitment, printing and security

79933000Business services: law, marketing, consulting, recruitment, printing and security

32235000Radio, television, communication, telecommunication equipment

34928200Transport equipment and auxiliary products to transportation

35120000Security, fire-fighting, police and defence equipment

44221300Construction structures and materials

45220000Construction work

45232220Construction work

45312100Construction work

45312200Construction work

45314000Construction work

45340000Construction work

79415200Business services: law, marketing, consulting, recruitment, printing and security

79933000Business services: law, marketing, consulting, recruitment, printing and security

Links & Documents

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Original notice

View the published notice on Find a Tender Service (FTS).

View original notice

Document pack· 1 file

Please complete the Microsoft Form to submit an Expression of Interest to receive tender notice documentation. The information collected will be used as part of the first-stage SAP Ariba onboarding process for National Grid. All fields are mandatory to facilitate Supplier Lifecycle and Performance (SLP) pre-registration and should be completed accurately and in full. In addition, your organisation must be registered on the Central Digital Platform (CDP). If you have not yet registered, please do so using the following link: https://supplierregistration.cabinetoffice.gov.uk/login

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About NATIONAL GRID ELECTRICITY TRANSMISSION PLC

Published contracts in the last 12 months

24

total contracts

£70.0m

total value

£70,000,000

average contract size

Typical categories

Construction workRepair and maintenance servicesBusiness services: law, marketing, consulting, recruitment, printing and security

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WAC Reference

WAC-640068

Updated daily

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ISS Works at Walham and Pentir | NATIONAL GRID ELECTRICITY TRAN | WinAContract