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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.

    ContractsWindow Cleaning Services in Germany for 2025
    Awarded contract

    Window Cleaning Services in Germany for 2025

    Status
    Awarded
    Published 14 Oct 2025

    The City of Bielefeld is seeking suppliers for window and frame cleaning services for the year 2025, with an option to extend the contract into 2026. This opportunity is divided into 15 lots, although lots 1-10, 12-15, and 17 from the previous procurement process (ID 7429) have been canceled. Suppli

    🇩🇪GermanyPublished 14 Oct 2025· 10 months agoviaTED
    Status
    Awarded
    Published 14 Oct 2025

    Decision brief

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

    Suppliers

    6 suppliers
    • CG
      CHAHISERVICE GMBH
    Lead contractor
  1. CG
    Chahi-Service GmbH
    Lead contractor
  2. CS
    Cana Service GmbH
    Consortium partner
  3. WB
    WISAG Building Cleaning Northwest North GmbH & Co. KG
    Consortium partner
  4. CG
    Chahi-Service GmbH
    Consortium partner
  5. RB
    R&W Building Cleaning
    Consortium partner
  6. Lifecycle

    Awarded

    Contract awarded. Originally published 10 months ago.

    14 October 2025
    Awarded — no open tender advertised

    Brief

    The City of Bielefeld is seeking suppliers for window and frame cleaning services for the year 2025, with an option to extend the contract into 2026. This opportunity is divided into 15 lots, although lots 1-10, 12-15, and 17 from the previous procurement process (ID 7429) have been canceled. Suppliers interested in providing these services should refer to the details provided in the contract notice.

    Track record

    4 awards · 4 winners
    Open field

    No single supplier dominates the field.

    In environmental services, BIELEFELD CITY OFFICE FOR CENTRAL SERVICES has awarded 4 contracts to 4 suppliers.

    Who wins here
    1. CHAHISERVICE GMBH1× · 25%
    2. AGRDAR GMBH1× · 25%
    3. Chahi-Service GmbH1× · 25%
    4. AGR-DAR GmbH1× · 25%

    Across environmental services, the most active winners are BIFFA WASTE SERVICES LTD, CHURCHILL CONTRACT SERVICES LTD, DIRECT CLEANING SERVICES SW LIMITED — the field to beat, or your route in as a partner.

    More from BIELEFELD CITY OFFICE FOR CENTRAL SERVICES

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    AwardedDefence & Security🇩🇪Germany

    Firefighting Vehicle Procurement

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    Published 11 Feb 2026
    Transport & Logistics🇩🇪Germany

    Firefighting Vehicle Procurement

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    Facade Works for Heepen Wastewater Treatment Plant

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    BIELEFELD CITY OFFICE FOR CENTRAL SERVICES
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    AwardedEnvironmental Services🇩🇪Germany

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    The City of Bielefeld is seeking suppliers for the transport, sorting, and recycling of materials collected from the joint collection of lightweight packaging (LVP) and similar non-packaging materials (sNVP). This contract covers services from January 1, 2026, to December 31, 2026, with an option to

    €0nominalBIELEFELD CITY OFFICE FOR CENTRAL SERVICES
    Published 23 Nov 2025

    Open in Environmental Services

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    Environmental Services🇮🇪Ireland

    Scientific and Technical Support for Blanket Bog Conservation and Monitoring

    Provide scientific expertise and technical support to NPWS for conserving, restoring, and monitoring Ireland's blanket bog ecosystems.

    DEPARTMENT OF HOUSING LOCAL GOVERNMENT AND HERITAGE
    Published 14 Aug 2026
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    Household Waste Recycling Centre Operations in Lincolnshire

    Operate Lincolnshire County Council's network of household waste recycling centres under a management contract.

    LINCOLNSHIRE COUNTY COUNCIL
    Published 14 Aug 2026
    Environmental Services🇬🇧United Kingdom

    Container Glass Collection, Transport and Processing Services

    Ards and North Down Borough Council invites bids for loading, transporting, and processing container glass waste collected across the borough.

    est.£350,000ARDS AND NORTH DOWN BOROUGH COUNCIL
    Published 14 Aug 2026
    Environmental Services🇮🇪Ireland

    Land Cleansing Services for South Dublin County Council Traveller Accommodation

    South Dublin County Council is seeking waste and land cleansing service providers for traveller accommodation sites through a multi-party framework agreement.

    est.€400,000SOUTH DUBLIN COUNTY COUNCIL
    Published 14 Aug 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
    678294-2025
    BC
    Buyer
    BIELEFELD CITY OFFICE FOR CENTRAL SERVICES
    Sector
    Environmental Services