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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· 1 years agoviaTED
    Status
    Awarded
    Published 14 Oct 2025

    Decision brief

    4 fields
    • Contract value
      Not disclosed
      Source did not declare a figure
    • Closing date
      Not published
      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 1 years 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, SOLO SERVICE GROUP LTD — 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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    €137,919BIELEFELD CITY OFFICE FOR CENTRAL SERVICES
    Published 11 Feb 2026
    ClosedTransport & Logistics🇩🇪Germany

    Firefighting Vehicle Procurement

    The City of Bielefeld is seeking suppliers for the procurement of a Logistics Equipment Vehicle (GW-L). This contract involves the supply of specialized firefighting vehicles designed for logistical support. Suppliers are invited to submit their proposals for this opportunity. The deadline for submi

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    BIELEFELD CITY OFFICE FOR CENTRAL SERVICES
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    AwardedEnvironmental Services🇩🇪Germany

    Waste Management Services in Bielefeld

    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

    4 open listingsView all →
    Environmental Services🇬🇧United Kingdom

    Landscape Maintenance Framework for Molendinar and Reidvale Housing Associations

    Landscape maintenance framework for two Glasgow housing associations covering multiple properties in areas G31, G40, and G45.

    Molendinar Park Housing Association Limited
    Published 16 Oct 2026
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    Sludge Dewatering and Disposal Services – Teagasc Moorepark Campus

    Teagasc seeks experienced suppliers for sludge dewatering and disposal services at its Moorepark campus in County Cork, with optional site visits available in October 2026.

    est.€250,000TEAGASC THE AGRICULTURE AND FOOD DEVELOPMENT AUTHORITY
    Published 16 Oct 2026
    OpenEnvironmental Services🇬🇧United Kingdom

    Hydrodynamic Monitoring Services for Anglian Coastal Region

    The Environment Agency requires a contractor to deliver full hydrodynamic monitoring services, equipment maintenance, and data management for coastal monitoring across the Anglian region from April 2027 to March 2031.

    £1,300,685indicativeENVIRONMENT AGENCY
    Published 15 Oct 2026
    Environmental Services🇮🇪Ireland

    Integrated Source Protection Plan Development for Bullaun Group Water Scheme

    Develop an integrated source protection plan for a community water cooperative to safeguard drinking water sources and ensure regulatory compliance.

    Bullaun (Loughrea) Group Water Scheme
    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
    678294-2025

    Your fit

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    BC
    Buyer
    BIELEFELD CITY OFFICE FOR CENTRAL SERVICES
    Sector
    Environmental Services