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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.

    ContractsInstallation of Heating, Ventilation, and Air Conditioning Systems in Hamburg
    Awarded contract

    Installation of Heating, Ventilation, and Air Conditioning Systems in Hamburg

    Status
    Awarded
    Published 10 Jul 2025

    DB Energie GmbH is seeking suppliers for the renovation and reactivation of a converter station in Hamburg-Harburg. This project involves upgrading the mechanical and electrical systems, as well as the cooling system, which is essential to prevent overheating of the equipment. The current two coolin

    🇩🇪GermanyPublished 10 Jul 2025· 1 years agoviaTED
    Status
    Awarded
    Published 10 Jul 2025

    Decision brief

    4 fields
    • Contract value
      Not disclosed
      Source did not declare a figure
    • Closing date
      Rolling
      No closing date published
    • Sector
      Energy & Utilities
      Browse related listings
    • Location
      🇩🇪Germany

    Suppliers

    1 supplier
    • SH
      SUNNUS HAUSTECHNIK GMBH
    Lead contractor

    Lifecycle

    Awarded

    Contract awarded. Originally published 1 years ago.

    10 July 2025
    Awarded — no open tender advertised

    Brief

    DB Energie GmbH is seeking suppliers for the renovation and reactivation of a converter station in Hamburg-Harburg. This project involves upgrading the mechanical and electrical systems, as well as the cooling system, which is essential to prevent overheating of the equipment. The current two cooling towers will be replaced with new systems as outlined in the functional specifications. This opportunity is part of a larger construction project aimed at enhancing energy efficiency and operational reliability.

    Track record

    2 awards · 2 winners
    Thin record

    Only 2 prior awards here — too little to read.

    In construction, DB ENERGIE GMBH BUKR 31 has awarded 2 contracts to 2 suppliers.

    Who wins here
    1. LEONHARD WEISS GMBH CO KG1× · 50%
    2. SUNNUS HAUSTECHNIK GMBH1× · 50%

    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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    DB ENERGIE GMBH BUKR 31
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    Transformer Repair and Maintenance Services

    This contract opportunity involves the retrofit of machine transformers Ud2 and Uk2. The work includes the maintenance and repair of frequency-sensitive network coupling converters, which consist of two rigidly coupled rotating electrical machines: a doubly-fed three-phase asynchronous motor (50Hz)

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    Electricity Distribution Equipment Upgrade

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    Open in Energy & Utilities

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    Energy & Utilities🇬🇧United Kingdom

    Electricity Supply Contract for Uxbridge High School Authority

    Supply electricity to multiple Uxbridge High School Authority sites with invoicing and customer query management services.

    Uxbridge High School
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    Ireland: Renewable Electricity Supply for Port of Waterford

    Port of Waterford seeks suppliers to provide renewable electricity to support sustainable port operations.

    est.€800,000Port of Waterford Company
    Published 4 Sept 2026
    Energy & Utilities🇬🇧United Kingdom

    Supply and Delivery of AdBlue to East Midlands Railway Depots

    East Midlands Railway seeks a reliable supplier for ongoing AdBlue bulk supply and delivery to support train operations at multiple depots starting January 2027.

    est.£596,000TRANSPORT UK EAST MIDLANDS LIMITED
    Published 3 Sept 2026
    Energy & Utilities🇬🇧United Kingdom

    Electricity Supply Contract - Bellevue Place Education Trust

    Energy supplier needed to deliver competitive electricity services across multiple Bellevue Place Education Trust locations with strong account management and sustainability focus.

    est.£2,467,000Bellevue Place Education Trust
    Published 3 Sept 2026
    Take action
    View on sourceTED

    Award notice and full record on the publisher's site

    Publisher
    Publications Office of the European Union
    Licence
    EU 2011/833/EU + TED reuse notice
    Source
    ted.europa.eu
    Record ID
    454166-2025
    DE
    Buyer
    DB ENERGIE GMBH BUKR 31
    Sector
    Energy & Utilities