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BidSonar is an independent index of public-sector opportunities. We aggregate data from official sources and are not affiliated with any procurement body. Data is licensed under the Open Government Licence v3.0 and the EU TED reuse notice.

    ContractsDesign Support Services for Nuclear Waste Retrieval Operations
    Open tender

    Design Support Services for Nuclear Waste Retrieval Operations

    Provide design support and specialist nuclear engineering expertise for the retrieval and storage of historic waste in two storage silo projects.

    🇬🇧United Kingdom· North WestPublished 10 Aug 2026· 2 months agoviaFind a Tender

    Decision brief

    4 fields
    • Contract value
      Not disclosed
      Source did not declare a figure
    • Closing date
      Rolling
      No closing date published
    • Sector
      Professional Services
      Browse related listings
    • Location
      🇬🇧United Kingdom
      North West

    Lifecycle

    Open

    Open tender — no closing date published. Opened 2 months ago.

    10 August 2026
    Open tender · no closing date published

    Brief

    This opportunity seeks design support services for nuclear waste retrieval and storage projects. Services include: intelligent client-side support and project oversight; front-end pre-Outline Business Case (OBC) development and early design strategy; and specialist nuclear engineering support for two key site areas—Magnox Swarf Storage Silo and Pile Fuel Cladding Silo—focused on retrieving, processing, and safely storing historic nuclear waste. The contractor will provide expert guidance during the early planning phases to ensure effective project delivery. This procurement will be conducted through the Crown Commercial Service framework RM6356.

    Track record

    6 awards · 6 winners
    Open field

    No single supplier dominates the field.

    In professional services, SELLAFIELD LTD has awarded 6 contracts to 6 suppliers.

    Who wins here
    1. BCL Legal Ltd1× · 17%
    2. Rilot Consulting1× · 17%
    3. Baker Mallett LLP1× · 17%
    4. Afry Solutions UK Limited1× · 17%
    5. DELOITTE LLP1× · 17%
    6. Mitie Security Limited1× · 17%

    Across professional services, the most active winners are REED SPECIALIST RECRUITMENT LIMITED, PROMAR INTERNATIONAL, KPMG LLP — the field to beat, or your route in as a partner.

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    Take action
    View tender on sourceFind a Tender

    Full notice and submission process on the publisher's site

    Publisher
    UK Cabinet Office
    Licence
    OGL v3.0
    Source
    find-tender.service.gov.uk
    Record ID
    ocds-h6vhtk-05120d

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    Your fit

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    6 awards · 6 firms

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    Buyer
    SELLAFIELD LTD
    Sector
    Professional Services