Provision of Operation, Maintenance & Management CHPP & Boiler Park

Sellafield Ltd
North West
Invited to quote
3 December 2025 to 2 December 2031

Management and operation of the Fellside Combined Heat and Power Plant and Boiler Park to ensure continuous, safe supply of process and welfare steam to a nuclear site. The service includes maintaining high availability of steam production in compliance with strict nuclear safety case requirements and site licence conditions.

Open the official notice

Awarded value: £128m; As published
Published: 23 December 2025
Awarded: 3 December 2025; Equans
Contract length: 72 months; Ends 2 December 2031

What the contract covers

Services contract

Provision of comprehensive operations, maintenance, and management services for industrial combined heat and power plants and boiler facilities.

Operation, maintenance and management of the Fellside Combined Heat and Power Plant and Fellside Boiler Park
Safe operations of the Fellside site
Delivery of high levels of availability of process and welfare steam for the Sellafield site

Terms and requirements

Contract type: Services contract
Procedure: Invited to quote
Initial term: 72 months
Extensions: 24 months
Longest it can run: 96 months
Contract dates: 3 December 2025 to 2 December 2031
Certifications asked for: None stated
Lots: 1
Suitable for SMEs: Not stated
Category: Services
CPV codes: 65410000, 31124000, 42162000, 98391000

Services in this contract

CHP and energy centre maintenanceMain service£183k typicalOperation, maintenance and management of Fellside CHPP and Boiler Park

Lifecycle

Published
23 December 2025
Contract awardedto Equans
3 December 2025
Contract starts
3 December 2025
Contract ends
2 December 2031

The buyer

Sellafield Ltd

Type: Locked
Contracts, 24 months: Locked
Recorded value: Locked
Typical contract: Locked
Combined heat and power contracts, 24 months: Locked

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Contact details

Name: Locked
Email: Locked
Address: Locked

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The supplier

Equans

Contracts won, 24 months: Locked
Value won, 24 months: Locked
Buyers, 24 months: Locked
Size: Locked
Companies House number: Locked

Main buyers

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Cite this contract

Link: https://bidskim.com/tender/293640/provision-of-operation-maintenance-and-management-chpp-and-boiler-park
Buyer reference: CF-0267900D4L000000iAvzUAE
Open contracting ID: ocds-b5fd17-ebdf28a5-3a9f-4e9d-9480-a780f54caee0
Last checked: 4 November 2026

Sellafield Ltd. Provision of Operation, Maintenance & Management CHPP & Boiler Park. Contract award, 23 December 2025. BidSkim, https://bidskim.com/tender/293640/provision-of-operation-maintenance-and-management-chpp-and-boiler-park (accessed 4 November 2026).