Owner's Engineer providing 14-year independent technical assurance and oversight for UK Small Modular Reactor deployment, with a maximum contract value of £300 million.

£300,000,000GREAT BRITISH ENERGY NUCLEAR

Published 29 Jun 2026

AwardedEnvironmental ServicesUnited Kingdom

Calder R1 & R2 Filter Room Complete Decommissioning and Removal

Complete decommissioning and removal of filter room equipment and materials from Calder R1 and R2 units.

£184,647SELLAFIELD LTD

Published 23 Jun 2026

AwardedResearch & InnovationUnited Kingdom

Criticality Safety Assessments for Storage Drums and Reactor Fuel

Conduct criticality safety assessments and develop safety methodologies for spent nuclear fuel and storage drums destined for geological disposal.

£80,000NUCLEAR WASTE SERVICES

Published 18 Jun 2026

AwardedResearch & InnovationUnited Kingdom

International Post-Closure Criticality Safety Projects Support

Support technical and project delivery services for international post-closure criticality safety programs within geological radioactive waste disposal initiatives.

£60,000NUCLEAR WASTE SERVICES

Published 18 Jun 2026

AwardedEnvironmental ServicesUnited Kingdom

Alternative Solutions for Waste Services - Bulk Order Contract

Framework contract offering ongoing call-off opportunities for alternative waste solutions and expert support services to Nuclear Waste Services customers.

£1,300,000NUCLEAR WASTE SERVICES

Published 5 Jun 2026

AwardedProfessional ServicesUnited Kingdom

Management Services for Core Team (FY 25/26)

Sellafield Limited is seeking suppliers to provide management services for the Core Team for the fiscal year 2025/2026. The contract, valued at approximately £219,923.29, aims to enhance operational efficiency and support project delivery. Interested suppliers should review the details and submit th

est.£219,923SELLAFIELD LTD

Published 17 Dec 2025

AwardedConstructionUnited Kingdom

Harwell Meashill Tunnel Remediation Works

Nuclear Restoration Services Ltd is seeking a supplier for the remediation works at Harwell Meashill Tunnel. The project involves construction activities aimed at restoring the tunnel to a safe and functional state. The total value of the contract is approximately £25,525.69. Interested suppliers sh

est.£25,526NUCLEAR RESTORATION SERVICES

Published 17 Dec 2025

AwardedResearch & InnovationUnited Kingdom

Automated Sample Collection Using a Robot

The UK Atomic Energy Authority is seeking suppliers to explore the feasibility of using a quadruped robot, known as Spot, for remote health physics sample collection. This initiative aims to minimize the exposure of health physics technicians to hazardous environments by utilizing robotic technology

est.£194,602UK ATOMIC ENERGY AUTHORITY

Published 16 Dec 2025

AwardedEnvironmental ServicesUnited Kingdom

Minor Tasks and Redundant Assets Contract for FY 25/26

Sellafield Limited is seeking suppliers for minor tasks and the management of redundant assets for the fiscal year 2025/2026. The contract, valued at approximately £3,383,176, involves various services related to the handling and disposal of redundant assets, as well as performing minor tasks that m

est.£3,383,176SELLAFIELD LTD

Published 16 Dec 2025