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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.

    ContractsEnergy Efficiency Retrofit Installation for Residential Properties
    Awarded contract

    Energy Efficiency Retrofit Installation for Residential Properties

    Awarded
    £500k
    Published 16 Jul 2026

    Seek experienced retrofit installers to deliver energy-saving upgrades and improvements to residential homes.

    🇬🇧United KingdomPublished 16 Jul 2026· 3 months agoviaContracts Finder
    Awarded
    £500k
    Published 16 Jul 2026

    Decision brief

    4 fields
    • Contract value
      £500,000
      Pounds sterling
    • Tender closed
      1 Jan 2026
      10 months ago
    • Sector
      Engineering
      Browse related listings
    • Location
      🇬🇧United Kingdom

    Suppliers

    1 supplier
    • OA
      OSMOSIS ACD LIMITED
    Lead contractor

    Lifecycle

    Awarded

    Contract awarded. Originally published 3 months ago.

    16 Jul 2026Today1 Jan 2026

    Brief

    This opportunity invites qualified retrofit installers to provide energy-saving measures to domestic properties. The scope includes installing insulation, upgrading heating systems, improving ventilation, replacing windows and doors, and implementing other approved energy efficiency upgrades. Installers should have relevant certifications, technical expertise, and experience in residential energy retrofit work. The goal is to reduce household energy consumption and carbon emissions while improving comfort and reducing utility costs for homeowners.

    Track record

    13 awards · 13 winners
    Open field

    No single supplier dominates the field.

    In engineering, Southern Housing has awarded 13 contracts to 13 suppliers.

    Who wins here
    1. SAVILLS UK LTD1× · 8%
    2. OSMOSIS ACD LIMITED1× · 8%
    3. CALFORDSEADEN LLP1× · 8%
    4. Niblock (Builders) Ltd1× · 8%
    5. Potter Raper Ltd1× · 8%
    6. GCS Compliance LTD1× · 8%

    +7 more suppliers

    Across engineering, the most active winners are AECOM LTD, WSP UK LIMITED, OVE ARUP PARTNERS LIMITED — the field to beat, or your route in as a partner.

    More from Southern Housing

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    Commercial Gas Servicing and Equipment Replacement

    Supplier needed to provide gas maintenance services and equipment replacement for commercial properties.

    £1,113,246Southern Housing
    Published 3 Nov 2026
    AwardedFacilities Management🇬🇧United Kingdom

    Gas Servicing and Replacement Services for Heat Networks

    Procurement for gas servicing and replacement services to support heat network system operations and maintenance.

    £806,127Southern Housing
    Published 3 Nov 2026
    AwardedFacilities Management🇬🇧United Kingdom

    Commercial Gas Servicing and Replacement Services in London

    Seeking qualified gas service providers to deliver maintenance, inspection, and replacement services for commercial properties across London.

    £1,678,554Southern Housing
    Published 3 Nov 2026
    AwardedIT & Software🇬🇧United Kingdom

    Work Order Management System for Service Connect

    Implement a comprehensive Work Order Management System to optimize Service Connect operations and enhance workflow efficiency.

    £1,849,809Southern Housing
    Published 3 Nov 2026

    Open in Engineering

    4 open listingsView all →
    Engineering🇮🇪Ireland

    Civil Engineering Consultancy Services for Lisnamult Access Road Development

    Sought civil engineering consultancy services to design a new access road from the N63 to Lisnamult with active travel facilities to support housing development.

    est.€865,000Roscommon County Council
    Published 4 Nov 2026
    Engineering🇮🇪Ireland

    Engineering Design Services for Water Infrastructure Upgrade in Ireland

    Ireland seeks consulting engineers to design and oversee the upgrade of a 5km water distribution pipeline serving the Dunsallagh/Killernan Group Water Scheme.

    est.€460,000Dunsallagh/Killernan GWS
    Published 4 Nov 2026
    Engineering🇮🇪Ireland

    Civil Engineering Consultancy Services for Ardsallagh More Access Road Upgrade

    Consultancy services required for upgrading the Ardsallagh More Access Road with active travel measures, new junction, and bus facilities in Ireland.

    est.€409,000Roscommon County Council
    Published 4 Nov 2026
    OpenEngineering🇬🇧United Kingdom

    Mapping and Modelling Framework 3 - Market Engagement

    The Environment Agency seeks market feedback via questionnaire to develop the procurement strategy for Mapping and Modelling Framework 3.

    £50,000,000indicativeENVIRONMENT AGENCY
    Published 3 Nov 2026
    Take action
    View on sourceContracts Finder

    Award notice and full record on the publisher's site

    Publisher
    UK Cabinet Office
    Licence
    OGL v3.0
    Source
    contractsfinder.service.gov.uk
    Record ID
    c8844b85-426c-4085-9a59-c1ac076285d0-906596

    Your fit

    Could you win the next one?

    This went to OSMOSIS ACD LIMITED. Sonar reads Southern Housing's work like this against your business — who holds it, and whether you could compete or partner next time.

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    SH
    Buyer
    Southern Housing
    Sector
    Engineering