Find a Tender Service

Integrated Security Solutions (ISS) Works at Walham and Pentir

National Grid Electricity Transmission PLC

Live
Confirmed tender
works
2 lots

Key details

Contracting authority
Region
London
Delivery: South West England, United Kingdom
Contract value
£21,000,000ex VAT
£25,200,000 inc VAT
Deadline
19 October 2026
Award decision
1 February 2027(estimated)
Published
9 October 2026

Procurement

Contract period
17 May 2027 - 14 January 2028
8 months
Procedure type
Competitive flexible procedure
CPV classifications
  • 32235000 Closed-circuit surveillance system
  • 34928200 Fences
  • 35120000 Surveillance and security systems and devices
  • 44221300 Gates
  • 45220000 Engineering works and construction works
  • 45232220 Substation construction work
  • 45312100 Fire-alarm system installation work
  • 45312200 Burglar-alarm system installation work
  • 45314000 Installation of telecommunications equipment
  • 45340000 Fencing, railing and safety equipment installation work
  • 79415200 Design consultancy services
  • 79933000 Design support services

Get alerts when National Grid Electricity Transmission PLC publishes again

Free lets you browse and discover. Pro emails you the next time National Grid Electricity Transmission PLC advertises a works contract.

Description

National Grid Electricity Transmission Plc is seeking experienced and suitably qualified suppliers capable of delivering a fully integrated security solution for critical national infrastructure sites at Walham and Pentir. The requirement is divided into two separate Lots: Lot 1 (Walham) and Lot 2 (Pentir). Suppliers may submit tenders for one or both Lots; however, no supplier will be awarded more than one Lot.

Further details in relation to the scope are set out in the Instructions to Tenderers.

Contact

Address
1 - 3 Strand, London, WC2N 5EH
Contact name
Alana Walburn

Bid documents

Identifiers

Buyer reference
WS5688383780
Notice ID
095732-2026
OCID
ocds-h6vhtk-06e5ea
Companies House
PPON
PHHJ-6513-BWZT

Explore related tenders

External ID: fts-ocds-h6vhtk-06e5ea • Added 17 August 2026