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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.

    ContractsHeating, Ventilation, and Air Conditioning Installation in Zurich
    Awarded contract

    Heating, Ventilation, and Air Conditioning Installation in Zurich

    Awarded
    CHF 364.6k
    Published 11 Nov 2025

    The City of Zurich is seeking suppliers for the installation of heating, ventilation, and air conditioning systems at Hardhof. This project involves providing the necessary equipment and services to ensure effective climate control in the specified buildings. Interested suppliers should refer to the

    🇨🇭SwitzerlandPublished 11 Nov 2025· 11 months agoviaTED
    Awarded
    CHF 364.6k
    Published 11 Nov 2025

    Decision brief

    4 fields
    • Contract value
      CHF 364,596
      CHF
    • Closing date
      Not published
      No closing date published
    • Sector
      Construction
      Browse related listings
    • Location
      🇨🇭Switzerland

    Suppliers

    2 suppliers
    • DK
      DE_Koster AG Building Technology
    Lead contractor
  1. DA
    DEKOSTER AG BUILDING TECHNOLOGY
    Lead contractor
  2. Lifecycle

    Awarded

    Contract awarded. Originally published 11 months ago.

    11 November 2025
    Awarded — no open tender advertised

    Brief

    The City of Zurich is seeking suppliers for the installation of heating, ventilation, and air conditioning systems at Hardhof. This project involves providing the necessary equipment and services to ensure effective climate control in the specified buildings. Interested suppliers should refer to the submission documents for detailed requirements and specifications. The total value of the contract is approximately 364,596 CHF.

    Track record

    4 awards · 4 winners
    Open field

    No single supplier dominates the field.

    In construction, CITY OF ZURICH WATER SUPPLY has awarded 4 contracts to 4 suppliers.

    Who wins here
    1. DEKIBAG CONSTRUCTION SERVICES LTD1× · 25%
    2. DE_Koster AG Building Technology1× · 25%
    3. DE_KIBAG Bauleistungen AG1× · 25%
    4. DEKOSTER AG BUILDING TECHNOLOGY1× · 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 CITY OF ZURICH WATER SUPPLY

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    Construction of New Vertical Filter Wells in Hardhof

    The City of Zurich is seeking suppliers for construction work related to the technical renewal of the Hardhof groundwater facility. This project involves the creation of five new vertical filter wells using the dry drilling method, with a bore diameter of 1,200 mm and depths of up to 30 meters. Each

    CHF 2,674,312CITY OF ZURICH WATER SUPPLY
    Published 21 Dec 2025
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    Architectural Services for Building Renovation in Zurich

    The City of Zurich is seeking architectural services for the role of overall project manager for building-related matters, extending at least until 2040. The selected architect will review previously identified renovation measures, plan their implementation, and provide professional support during t

    CHF 714,978CITY OF ZURICH WATER SUPPLY
    Published 1 Dec 2025
    AwardedEnergy & Utilities🇨🇭Switzerland

    Water Supply Renovation and Electrical Installations in Zurich

    The project involves the complete renovation of all electrical installations for 16 slow filters divided into four buildings, as well as the renewal of the ozone system, which consists of three ozone generators. Additionally, the connections and interfaces for high and low voltage systems will be re

    CHF 843,443CITY OF ZURICH WATER SUPPLY
    Published 16 Jul 2025

    Open in Construction

    4 open listingsView all →
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    Demolition Supplier Engagement - Angel Leisure Centre, Tonbridge

    Tonbridge and Malling Borough Council invites demolition suppliers to participate in a market engagement exercise for the Angel Leisure Centre demolition project.

    Tonbridge and Malling Borough Council
    Published 5 Nov 2026
    Construction🇬🇧United Kingdom

    Clacton Ambulance Station Refurbishment Project

    Competitive refurbishment tender for Clacton Ambulance Station managed by East of England Ambulance Service NHS Trust.

    est.£129,000EAST OF ENGLAND AMBULANCE SERVICE NHS TRUST
    Published 5 Nov 2026
    Construction🇬🇧United Kingdom

    Currynierin Community Park Construction Project - Contractor Application

    Derry City and Strabane District Council seeks qualified contractors for a new 1.75-hectare community park development featuring playgrounds, sports facilities, and landscaping.

    DERRY CITY AND STRABANE DISTRICT COUNCIL
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    Construction🇬🇧United Kingdom

    Window and Door Replacement Services

    Canterbury City Council invites tenders for window and door replacement services with a contract start date of December 2026/January 2027 and a one-year term.

    est.£900,000Canterbury City Council
    Published 5 Nov 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
    749916-2025

    Your fit

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    This went to DE_Koster AG Building Technology. Sonar reads CITY OF ZURICH WATER SUPPLY's work like this against your business — who holds it, and whether you could compete or partner next time.

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    CZ
    Buyer
    CITY OF ZURICH WATER SUPPLY
    Sector
    Construction