---
title: "DDP00774 - OP10 U3 Cell Line Dismantle Main Site Works"
ocid: "ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "SELLAFIELD LTD"
published: "2025-08-05"
---

# DDP00774 - OP10 U3 Cell Line Dismantle Main Site Works

Buyer: SELLAFIELD LTD  
Current stage: Award  
OCID: ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3.json)

## Summary

The public procurement process for the project titled "DDP00774 - OP10 U3 Cell Line Dismantle Main Site Works" has been successfully completed. The buying organisation for this contract is Sellafield Ltd, located in Whitehaven, United Kingdom. The contract, classified under the industry category of Engineering design services (CPV: 71320000), involves dismantling services in the North West region of the UK, specifically with postal code CA20 1PG. This contract follows a selective procurement method as a call-off from a framework agreement. The total contract value is £1,371,686.15, with the contract period starting on 4th August 2025 and concluding on 31st March 2026. The procurement stage has reached the award phase, with the contract being awarded to The NEXUS Decommissioning Alliance on the 4th of August 2025.

This tender presents substantial growth opportunities for businesses involved in engineering design services, particularly those with experience in decommissioning and dismantling operations. Although this specific tender did not focus on suitability for SMEs or voluntary, community, and social enterprises, larger enterprises with the capability to operate within established frameworks and in compliance with stringent industry requirements stand to benefit. Companies that have an existing relationship with Sellafield Ltd or who can demonstrate a strong track record in similar projects may find themselves well-suited to compete for similar opportunities in future procurement rounds.

## Notice

DDP00774 - OP10 U3 Cell Line Dismantle Main Site Works

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/de951a18-e4eb-4eb2-ae72-401d73fc0731 |
| Notice type | Award Notice |
| Procurement type | Framework |
| Procurement category | Works |
| Procurement method | Selective |
| Procurement method details | Call-off from a framework agreement |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 5 Aug 2025 |
| Submission deadline | 30 May 2025 |
| Future notice date | Not specified |
| Award date | 3 Aug 2025 |
| Contract period | 3 Aug 2025 - 31 Mar 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £1,371,686 |
| Lots value | Not specified |
| Awards value | £1,371,686 |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Not specified |
| Awards status | Active |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | SELLAFIELD LTD |
| Locality | WHITEHAVEN |
| Post town | Carlisle |
| Postcode | CA28 7SJ |
| Country | England |
| ITL 1 | TLD North West (England) |
| ITL 2 | TLD1 Cumbria |
| ITL 3 | TLD13 Cumberland |
| Local authority | Cumberland |
| Electoral ward | Kells and Sandwith |
| Westminster constituency | Whitehaven and Workington |
| Delivery location | TLD North West (England) |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | THE NEXUS DECOMMISSIONING ALLIANCE |

## CPV Codes

### Divisions

- 71 - Architectural, construction, engineering and inspection services

### Codes

- 71320000 - Engineering design services

## Release History

- 5 Aug 2025 at 12:16 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/de951a18-e4eb-4eb2-ae72-401d73fc0731

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/de951a18-e4eb-4eb2-ae72-401d73fc0731
  5th August 2025 - Awarded contract notice on Contracts Finder

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-8da5ec69-a95b-4d11-b8c4-3e9d9c49f7b3.json.