---
title: "UKRI-5155 Radioactive Waste Characterisation and Treatment Services"
ocid: "ocds-h6vhtk-05d530"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d530"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d530.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d530.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "UK RESEARCH & INNOVATION (UKRI)"
published: "2026-04-24"
---

# UKRI-5155 Radioactive Waste Characterisation and Treatment Services

Buyer: UK RESEARCH & INNOVATION (UKRI)  
Current stage: Award  
OCID: ocds-h6vhtk-05d530

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## Summary

The procurement process is led by UK Research & Innovation (UKRI), a central government public authority based in Swindon, Wiltshire. The tender is titled "UKRI-5155 Radioactive Waste Characterisation and Treatment Services," and falls within the radioactive waste treatment services industry. The procurement stage is currently in the award phase, having been completed with contracts active from 10th March 2026 to 9th March 2030. This framework agreement employs an open procurement method with mini competitions for each work package, utilising a closed type for competitions within the agreement. Notable deadlines in the planning stage included a site visit on 10th November 2025, the tender submission deadline on 2nd December 2025, and the enquiry period closing on 24th November 2025, with awards concluding on 7th January 2026.

This tender presents substantial opportunities for businesses involved in radioactive waste treatment services. The contract is open to companies capable of fulfilling the framework agreement requirements, with a gross value of £3,000,000. With a focus on quality and price criteria, it appeals particularly to large companies adept in handling advanced waste characterisation and treatment processes, as demonstrated by the awarded firms, Amentum Clean Energy Limited, NUVIA Ltd, and NSG Environmental Ltd. Moreover, small and medium enterprises are encouraged to participate in mini competitions for specific work packages, promoting business growth and expansion within the sector. The procurement framework accommodates businesses with suitable capabilities, fostering competitiveness and innovation in the service provision.

## Notice

A Framework for the provision of Radioactive Waste Characterisation and Treatment Services- including waste characterisation, treatment and preparation service and if and where appropriate packaging for disposal.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/037502-2026 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Framework |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Open procedure |
| Tender suitability | SME |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 24 Apr 2026 |
| Submission deadline | 2 Dec 2025 |
| Future notice date | Not specified |
| Award date | 16 Feb 2026 |
| Contract period | 10 Mar 2026 - 9 Mar 2030 |
| Recurrence | 2029-10-26 |

## Values

| Field | Value |
| --- | --- |
| Tender value | £2,500,000 |
| Lots value | £2,500,000 |
| Awards value | £2,500,000 |
| Contracts value | £2,500,000 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | UK RESEARCH & INNOVATION (UKRI) |
| Locality | SWINDON, WILTSHIRE |
| Post town | Swindon |
| Postcode | SN2 1FL |
| Country | England |
| ITL 1 | TLK South West (England) |
| ITL 2 | TLK7 Gloucestershire and Wiltshire |
| ITL 3 | TLK71 Swindon |
| Local authority | Swindon |
| Electoral ward | Rodbourne Cheney |
| Westminster constituency | Swindon North |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 3 |
| Supplier names | AMENTUM CLEAN ENERGY; NSG ENVIRONMENTAL; NUVIA |

## CPV Codes

### Divisions

- 90 - Sewage, refuse, cleaning and environmental services

### Codes

- 90521000 - Radioactive waste treatment services

## Release History

- 24 Apr 2026 at 10:36 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/037502-2026
- 20 Feb 2026 at 09:30 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/015501-2026
- 30 Oct 2025 at 09:10 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/069589-2025
- 28 Oct 2025 at 12:41 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/068939-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/037502-2026
  24th April 2026 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/015501-2026
  20th February 2026 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/069589-2025
  30th October 2025 - Tender notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/068939-2025
  28th October 2025 - Tender notice on Find a Tender

## Notice URLs

- https://ukri2.my.salesforce-sites.com/ProSpend__CS_ContractPage?SearchType=Projects&uid=a1MTm000007o8KwMAI&searchStr=&sortStr=Recently+Published&page=1&filters=&County=
- https://www.legislation.gov.uk/ukpga/2023/54/contents
- https://www.ukri.org/

## 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-h6vhtk-05d530. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05d530.json.