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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.

    ContractsVentilation System Installation in Bopser Substation
    Awarded contract

    Ventilation System Installation in Bopser Substation

    Status
    Awarded
    Published 27 Apr 2025

    This contract involves the renewal of ventilation technology at the Bopser substation in Stuttgart, Germany. The buyer, Stuttgarter Straßenbahnen AG, is seeking suppliers to provide and install new ventilation systems. The goal is to enhance air quality and operational efficiency within the facility

    🇩🇪GermanyPublished 27 Apr 2025· 1 years agoviaTED
    Status
    Awarded
    Published 27 Apr 2025

    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
      🇩🇪Germany

    Suppliers

    1 supplier
    • NA
      NIERSBERGER AG
    Lead contractor

    Lifecycle

    Awarded

    Contract awarded. Originally published 1 years ago.

    27 April 2025
    Awarded — no open tender advertised

    Brief

    This contract involves the renewal of ventilation technology at the Bopser substation in Stuttgart, Germany. The buyer, Stuttgarter Straßenbahnen AG, is seeking suppliers to provide and install new ventilation systems. The goal is to enhance air quality and operational efficiency within the facility. Interested suppliers can find more details and submit their proposals through the provided link.

    Track record

    4 awards · 4 winners
    Open field

    No single supplier dominates the field.

    In construction, STUTTGART TRAMWAYS AG has awarded 4 contracts to 4 suppliers.

    Who wins here
    1. CFT GMBH COMPACT FILTER TECHNIC1× · 25%
    2. JULIUS BACH CONSTRUCTION COMPANY LTD1× · 25%
    3. NIERSBERGER AG1× · 25%
    4. A2BAU GMBH1× · 25%

    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.

    More from STUTTGART TRAMWAYS AG

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    Published 19 Nov 2025
    AwardedEnergy & Utilities🇩🇪Germany

    Natural Gas Supply Contract

    This contract involves the delivery of natural gas for the period from January 1, 2026, at 6:00 AM to January 1, 2028, at 6:00 AM. Suppliers are invited to provide natural gas to Stuttgarter Straßenbahnen AG, a public transportation company in Stuttgart, Germany. The contract aims to ensure a reliab

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    AwardedMedia & Communications🇩🇪Germany

    Expansion of Dynamic Passenger Information Systems in Germany (2024-2025)

    This contract opportunity involves the expansion of Dynamic Passenger Information (DFI) systems for the years 2024 to 2025. The buyer, Stuttgarter Straßenbahnen AG, is seeking suppliers to provide equipment and services that enhance the existing DFI systems. The goal is to improve the dissemination

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    Published 10 Nov 2025

    Open in Construction

    4 open listingsView all →
    Construction🇬🇧United Kingdom

    Manchester Airport Rail Station Expansion - Civil Engineering Works

    Civil engineering contract for Manchester Airport rail station platform expansion to support longer train services and increased passenger capacity.

    est.£1,000,000KIER TRANSPORTATION CP7 NWC
    Published 15 Oct 2026
    Construction🇬🇧United Kingdom

    Legionella Testing and Water Hygiene Services

    Caledonian Sleeper is tendering for legionella testing and water hygiene services across trains, offices, and lounges.

    est.£680,000Caledonian Sleeper Limited
    Published 15 Oct 2026
    Construction🇬🇧United Kingdom

    Design and Build Contract for 55 Residential Dwellings at Godwinson Gate, Great Yarmouth

    Flagship Housing is seeking a Design and Build contractor for a 55-dwelling residential development in Great Yarmouth, commencing May 2027, through the Dynamic Market procurement framework.

    est.£12,300,000BROMFORD FLAGSHIP LIVEWEST LIMITED
    Published 15 Oct 2026
    Construction🇮🇪Ireland

    Construction of Domestic Violence Refuge and Social Housing in Cork, Ireland

    Tender opportunity for renovation and new construction of a Domestic Violence Refuge and 52-unit social housing development in Cork, Ireland.

    est.€22,000,000Good Shepherd Cork
    Published 15 Oct 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
    273154-2025

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    Buyer
    STUTTGART TRAMWAYS AG
    Sector
    Construction