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    ContractsNuclear Site Safety Justification Services for HMNB Devonport
    Awarded contract

    Nuclear Site Safety Justification Services for HMNB Devonport

    Awarded
    £4m
    Published 21 Aug 2026

    Procure integrated project management and specialist nuclear safety services to support the authorisation and safe operation of HM Naval Base Devonport, including safety case management, regulatory compliance, and knowledge transfer.

    🇬🇧United Kingdom· South WestPublished 21 Aug 2026· 2 months agoviaFind a Tender
    Awarded
    £4m
    Published 21 Aug 2026

    Decision brief

    4 fields
    • Contract value
      £3,963,027
      Pounds sterling
    • Closing date
      Not published
      No closing date published
    • Sector
      Professional Services
      Browse related listings
    • Location
      🇬🇧United Kingdom
      South West

    Suppliers

    1 supplier
    • NE
      Nesc Limited
    Lead contractor

    Lifecycle

    Awarded

    Contract awarded. Originally published 2 months ago.

    21 August 2026
    Awarded — no open tender advertised

    Brief

    The Ministry of Defence is seeking an integrated Project Management Service (PMS) to support the continued authorisation and safe operation of HM Naval Base (HMNB) Devonport. The successful supplier will deliver specialist nuclear safety services including safety case management, regulatory compliance support, and project management to ensure the Naval Base Commander's Site Safety Justification documentation remains current and compliant with MoD Authorisation Conditions, Naval Nuclear Safety Principles, and Defence Nuclear Safety Regulator standards. Key Services: • Nuclear Safety Case Management: Provide specialist nuclear safety advice, manage and maintain all nuclear safety cases and supporting documentation, and ensure compliance throughout the lifecycle • Nuclear Authorised Documentation Review Programme (NADRP) Support: Manage documentation production, review, updates, and tracking; deliver tasks according to programme priorities and respond to submarine operational programme requirements • Periodic Review of Safety (PRS) Support: Deliver full-time technical support to the PRS Lead and conduct subject matter review and assessment activities • Intelligent Customer (IC) Support: Provide independent assessment and assurance of Site Safety Justification documentation during production, review, and approval stages • Knowledge Transfer: Support continuous improvement in nuclear safety management and enhance internal capability through mentoring and knowledge sharing The service provider must demonstrate extensive experience in nuclear safety case management, familiarity with the MoD environment, and the ability to balance demanding military operational requirements with stringent nuclear safety regulations.

    Track record

    3 awards · 3 winners
    Open field

    No single supplier dominates the field.

    In professional services, Submarine Delivery Agency has awarded 3 contracts to 3 suppliers.

    Who wins here
    1. Nesc Limited1× · 33%
    2. Burges Salmon1× · 33%
    3. Mecal Ltd1× · 33%

    Across professional services, the most active winners are REED SPECIALIST RECRUITMENT LIMITED, KPMG LLP, PROMAR INTERNATIONAL — 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-064c87

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    Buyer
    Submarine Delivery Agency
    Sector
    Professional Services