Supplier

CAVENDISH NUCLEAR

Value won

£321.6m

Across 5 contracts won

A United Kingdom supplier, with 5 awarded contracts, totalling £321.6m, most recently 4 weeks ago.

United Kingdom(inferred)

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Value won

£321.6m

Across 5 contracts won

Contract history

5 entries

Most recent
7 Oct 2026
4 weeks ago
Biggest
£113.2m
Very Low Active Waste Analysis and…
Average size
£64.3m
Across 5 priced
Last 12 months
4
entries

Won · 5

Waste Characterisation Support Services for Dounreay Site£3,050,000 · 7 Oct 2026 Very Low Active Waste Analysis and Management Services£113,200,000 · 21 Jul 2026 Very Low Active Waste Analytical Services£113,200,000 · 21 Jul 2026 Very Low Active and Environmental Sample Analysis Services£91,212,912 · 21 Jul 2026 Project Management Support Services for Shaft and Silo£899,000 · 19 Jun 2025

May 25Oct 25Feb 26Jun 26Oct 26

Opportunities

Showing awarded · 8

AwardedEngineeringUnited Kingdom

Waste Characterisation Support Services for Dounreay Site

NRS Dounreay has awarded waste characterisation support contracts to four companies to assist with waste analysis and classification on the Dounreay nuclear site.

£3,050,000NUCLEAR RESTORATION SERVICES LIMITED DOUNREAY

Published 7 Oct 2026

AwardedEngineeringUnited Kingdom

DCP Stores Extension - Engineering Support Services

Procurement of experienced engineers across Ventilation, Mechanical, and Electrical disciplines to support 8-10 week pre-commissioning activities for DCP Stores Extension project from 29 June 2026.

£150,000NUCLEAR RESTORATION SERVICES

Published 24 Aug 2026

AwardedResearch & InnovationUnited Kingdom

Nuclear Technical Services Framework Agreement

UKNNL is establishing a Nuclear Technical Services framework running from September 2026 to September 2030 (extendable to 2034), with periodic reopenings and flexible award mechanisms via mini-competition or direct award.

UNITED KINGDOM NATIONAL NUCLEAR LABORATORY

Published 30 Jul 2026

AwardedEngineeringUnited Kingdom

Very Low Active Waste Analysis and Management Services

Eight-year, £113.2 million contract for very low active waste analysis, sample management, and reporting services at Sellafield nuclear site.

£113,200,000SELLAFIELD LTD

Published 21 Jul 2026

AwardedEngineeringUnited Kingdom

Very Low Active Waste Analytical Services

Cavendish Nuclear Limited has been awarded an £113.2 million, 8-year contract to provide Very Low Active waste analytical and disposal services for Sellafield site operations.

£113,200,000SELLAFIELD LTD

Published 21 Jul 2026

AwardedEngineeringUnited Kingdom

Very Low Active and Environmental Sample Analysis Services

Sellafield Ltd has contracted Cavendish Nuclear Limited for £113.2m in Very Low Active analytical services over 8 years, including sample handling, testing, reporting, and waste disposal.

£91,212,912SELLAFIELD LTD

Published 21 Jul 2026

AwardedEnergy & UtilitiesUnited Kingdom

Owner's Engineer for Small Modular Reactor Project

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

AwardedProfessional ServicesUnited Kingdom

Project Management Support Services for Shaft and Silo

Nuclear Restoration Services Limited (NRS) Dounreay has awarded a contract to Cavendish Nuclear Limited for project management support services related to the Shaft and Silo Project. This contract follows a competitive process under the Technical and Professional Services Framework. The initial cont

est.£899,000NUCLEAR RESTORATION SERVICES LIMITED DOUNREAY

Published 19 Jun 2025