Provision of Operation, Maintenance & Management CHPP & Boiler Park
Sellafield Limited · awarded 3 December 2025 · delivered in North West
Who
| Buyer | Sellafield Limited Warrington |
|---|---|
| Supplier |
Equans E&S Solutions Limited |
| Category | services |
| Classification | Gas turbines CPV 42112300 |
| Notice published | 23 December 2025 |
What it is for
The purpose of Sellafield Ltd. is to create a clean and safe environment for future generations. Sellafield Ltd. commits to safe, secure, sustainable, site stewardship enabled by the management of a smart, agile, and resilient site. 'Fellside' comprises the Combined Heat and Power Plant (CHPP) and Fellside Boiler Park (FBP); its purpose is to provide a continuous, safe supply of process and welfare steam to the Sellafield nuclear site. Steam has an associated nuclear safety case (in compliance with Nuclear Site Licence Conditions). Fellside is therefore a critical enabler to the achievement of Sellafield Ltd's mission and towards the Nuclear Decommissioning Authority's (NDA) strategic outcomes. Sellafield Ltd has engaged with Equans E&S Solutions Limited as a suitable Operations, Maintenance and Management partner to ensure continued safe operations of the Fellside site while delivering high levels of availability of both process and welfare steam for the Sellafield site. This agreement is the Operations, Maintenance & Management Agreement (OM&M Agreement). The duration of the contract is for an initial term of six years with an option to extend the agreement by up to two further years. The estimated value of the 8-year contract is £128M. The contract commenced on 03/12/2025.
Read the original award notice on Contracts Finder →
Other contracts from this buyer
248 awards on file, worth £8.7bn.
| Awarded | What for | Buyer | Supplier | Value |
|---|---|---|---|---|
| 30 Oct 2025 | Decommissioning Nuclear Waste Partnership | Sellafield Limited | TDA (AtkinsRéalis UK, Amentum Clean… +3 | £4.6bn |
| 10 Oct 2025 | Infrastructure Delivery Partnership (IDP) | Sellafield Ltd | Morgan Sindall Construction &… +2 | £2.9bn |
| 3 Dec 2025 | Provision of Operation, Maintenance & Management CHPP & Boiler ParkNorth West | Sellafield Limited | Equans E&S Solutions Limited | £128.0m |
| 8 Jul 2026 | Analysis of Very Low Active and Environmental Samples | Sellafield Ltd | Cavendish Nuclear Limited | £113.2m |
| 8 Jul 2026 | Analysis of Very Low Active and Environmental Samples | Sellafield Ltd | Cavendish Nuclear Limited | £113.2m |
Everything Sellafield Limited has awarded →
Other contracts won by this supplier
2 awards on file, worth £128.1m.
| Awarded | What for | Buyer | Supplier | Value |
|---|---|---|---|---|
| 3 Dec 2025 | Provision of Operation, Maintenance & Management CHPP & Boiler ParkNorth West | Sellafield Limited | Equans E&S Solutions Limited | £128.0m |
| 26 Sep 2025 | PR2259A - Provision of Facilities Maintenance ServicesEngland | Parliamentary and Health Service Ombudsman | Equans E & S Solutions Limited | £92k |