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    ContractsNorth-East Wing Main Plenum Ductwork Replacement at Porton Down
    Awarded contract

    North-East Wing Main Plenum Ductwork Replacement at Porton Down

    Awarded
    £7m
    Published 8 Oct 2026

    Full replacement of asbestos-contaminated HVAC ductwork in the North-East Wing of Porton Down's Building 1.

    🇬🇧United Kingdom· LondonPublished 8 Oct 2026· 3 weeks agoviaFind a Tender
    Awarded
    £7m
    Published 8 Oct 2026

    Decision brief

    4 fields
    • Contract value
      £7,000,000
      Pounds sterling
    • Closing date
      Not published
      No closing date published
    • Sector
      Construction
      Browse related listings
    • Location
      🇬🇧United Kingdom
      London

    Suppliers

    1 supplier
    • LB
      Limburn Boiler & Heating Services Ltd
    Lead contractor

    Lifecycle

    Awarded

    Contract awarded. Originally published 3 weeks ago.

    8 October 2026
    Awarded — no open tender advertised

    Brief

    This project involves the complete replacement of asbestos-contaminated supply and extract ductwork in the North-East Wing (NEW) of Building 1 at Porton Down as part of the Main Plenum Replacement (MPR) initiative. The scope includes removal of existing contaminated ductwork systems and installation of new compliant ducting for both supply and extract functions. This is a specialized remediation project requiring experience with asbestos handling, HVAC systems, and work in sensitive research facility environments. Suppliers should have appropriate certifications, safety protocols, and experience with similar infrastructure replacement projects.

    Track record

    1 award · 1 winner
    Thin record

    Only 1 prior award here — too little to read.

    In construction, Secretary of State for Health and Social Care acting as part of the Crown through UK Health Security Agency has awarded 1 contract to 1 supplier.

    Who wins here
    1. Limburn Boiler & Heating Services Ltd1× · 100%

    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-07837a

    Your fit

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    SS
    Buyer
    Secretary of State for Health and Social Care acting as part of the Crown through UK Health Security Agency
    Sector
    Construction