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    ContractsDesign, Manufacture and Installation of Contamination Enclosure at Wylfa Site
    Awarded contract

    Design, Manufacture and Installation of Contamination Enclosure at Wylfa Site

    Status
    Awarded
    Published 4 Sept 2026

    Tender for design, manufacture, and installation of a contamination enclosure system at Wylfa nuclear facility in Anglesey.

    🇬🇧United Kingdom· North WestPublished 4 Sept 2026· 1 months agoviaFind a Tender
    Status
    Awarded
    Published 4 Sept 2026

    Decision brief

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

    Suppliers

    1 supplier
    • RB
      RUBB Buildings Ltd
    Lead contractor

    Lifecycle

    Awarded

    Contract awarded. Originally published 1 months ago.

    4 September 2026
    Awarded — no open tender advertised

    Brief

    This opportunity involves the complete design, manufacture, and installation of a contamination enclosure system at the Wylfa nuclear site located in Anglesey, Wales. Suppliers should have expertise in designing specialized containment structures capable of controlling contamination, manufacturing robust enclosure components to nuclear industry standards, and managing on-site installation with appropriate safety protocols. The project requires compliance with nuclear regulatory requirements and experience working on decommissioning or nuclear facility projects. Interested suppliers should demonstrate relevant technical capabilities, quality assurance systems, and experience in similar nuclear containment applications.

    Track record

    23 awards · 19 winners
    Open field

    No single supplier dominates the field.

    In construction, NUCLEAR RESTORATION SERVICES has awarded 23 contracts to 19 suppliers.

    Who wins here
    1. AJ Engineering & Construction Services Ltd2× · 9%
    2. Altrad Support Services Limited2× · 9%
    3. Central Roofing and Building Services Limited2× · 9%
    4. Penny Engineering Ltd2× · 9%
    5. AECOM LTD1× · 4%
    6. Igne (T/A Raeburn Drilling & Geotechnical Ltd)1× · 4%

    +13 more suppliers

    Across construction, the most active winners are HOLCIM UK LIMITED, TARMAC TRADING LIMITED, LINDUM GROUP LIMITED — the field to beat, or your route in as a partner.

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    Take action
    View on sourceFind a Tender

    Award notice and full record on the publisher's site

    Publisher
    UK Cabinet Office
    Licence
    OGL v3.0
    Source
    find-tender.service.gov.uk
    Record ID
    ocds-h6vhtk-06f1f0

    Your fit

    Could you win the next one?

    This went to RUBB Buildings Ltd. Sonar reads NUCLEAR RESTORATION SERVICES's work like this against your business — who holds it, and whether you could compete or partner next time.

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    NR
    Buyer
    NUCLEAR RESTORATION SERVICES
    Sector
    Construction