BidSonarBidSonar
ContractsGrantsOrganisationsSectors
BidSonarBidSonar·Built by Hypership
SourcesBrandPrivacyTermsCookies

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.

    ContractsOperation and Maintenance of Wastewater Treatment Plant in Greece
    Awarded contract

    Operation and Maintenance of Wastewater Treatment Plant in Greece

    Awarded
    €476.4k
    Published 26 Aug 2025

    This contract involves the operation and maintenance of the Wastewater Treatment Facilities (WWTF) in Koufalia, Chalkidona – Adenro, and the internal sewage network and vacuum pumping station of the Adenro community for a duration of two (2) years. Specifically, the operation and maintenance of the

    🇬🇷GreecePublished 26 Aug 2025· 1 year agoviaTED
    Awarded
    €476.4k
    Published 26 Aug 2025

    Decision brief

    4 fields
    • Contract value
      €476,400
      Euros
    • Closing date
      Not published
      No closing date published
    • Sector
      Environmental Services
      Browse related listings
    • Location
      🇬🇷Greece

    Suppliers

    1 supplier
    • KS
      KAFSIS SOLE PROPRIETORSHIP INDUSTRIAL ENERGY ANONYMOUS COMPANY
    Lead contractor

    Lifecycle

    Awarded

    Contract awarded. Originally published 1 year ago.

    26 August 2025
    Awarded — no open tender advertised

    Brief

    This contract involves the operation and maintenance of the Wastewater Treatment Facilities (WWTF) in Koufalia, Chalkidona – Adenro, and the internal sewage network and vacuum pumping station of the Adenro community for a duration of two (2) years. Specifically, the operation and maintenance of the facility includes: (a) Operating the WWTF in accordance with the construction study to ensure compliance with approved environmental operating conditions, (b) Routine maintenance of the facilities and cleaning of individual treatment units to ensure they are in excellent condition and functioning properly, as detailed in the 'Technical Specifications' document of the study, and (c) Operating the internal sewage network and the vacuum pumping station of the Adenro community.

    Track record

    1 award · 1 winner
    Thin record

    Only 1 prior award here — too little to read.

    In environmental services, Municipal Water Supply and Sewerage Company of Chalcedon has awarded 1 contract to 1 supplier.

    Who wins here
    1. KAFSIS SOLE PROPRIETORSHIP INDUSTRIAL ENERGY ANONYMOUS COMPANY1× · 100%

    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 Municipal Water Supply and Sewerage Company of Chalcedon

    1 listingView all →
    ClosedEnvironmental Services🇬🇷Greece

    Operation and Maintenance of Wastewater Treatment Plant

    This contract involves the operation and maintenance of the Wastewater Treatment Facilities (WWTF) in Koufalia, Chalkidona - Adenro, and the internal sewage network and vacuum pumping station of the Adenro community for a duration of two (2) years. Specifically, the operation and maintenance of the

    est.€480,000Municipal Water Supply and Sewerage Company of Chalcedon
    Published 5 May 2025

    Open in Environmental Services

    4 open listingsView all →
    Environmental Services🇬🇧United Kingdom

    Independent Evaluation Consultant for Lost Peatlands Connections Project

    Appoint an independent consultant to evaluate a three-year National Lottery Heritage Fund-supported project restoring upland habitats and strengthening community connections across South Wales valleys.

    est.£35,175Neath Port Talbot County Borough Council
    Published 3 Nov 2026
    Environmental Services🇮🇪Ireland

    Waste Management Services for Milford Care Centre

    Milford Care Centre seeks a waste management contractor to supply bins, compactors, and removal services under the OGP's Multi Supplier Framework Agreement.

    est.€139,000Milford Care Centre
    Published 3 Nov 2026
    OpenEnvironmental Services🇬🇧United Kingdom

    Cleaning Services Contract for Orbital South Colleges

    Orbital South Colleges seeks an experienced cleaning contractor to provide comprehensive services across two further education campuses from April 2027 with an annual contract value of approximately £500,000.

    est.£2,000,000East Surrey College
    Published 2 Nov 2026
    Environmental Services🇬🇧United Kingdom

    Environmental Enforcement and Education Service for Leeds City Centre

    Tender to deliver littering enforcement and environmental education services in Leeds city centre to improve cleanliness and community responsibility.

    LEEDS CITY COUNCIL
    Published 2 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
    559690-2025

    Your fit

    Could you win the next one?

    This went to KAFSIS SOLE PROPRIETORSHIP INDUSTRIAL ENERGY ANONYMOUS COMPANY. Sonar reads Municipal Water Supply and Sewerage Company of Chalcedon's work like this against your business — who holds it, and whether you could compete or partner next time.

    Check my fit

    Free · Matches every Monday

    MW
    Buyer
    Municipal Water Supply and Sewerage Company of Chalcedon
    Sector
    Environmental Services