Reconstruction of Heating System, Installation of Gas Piston Cogeneration Units

Dear Bidder, The United Nations Development Programme (UNDP) in Ukraine hereby invites you to submit a Bid to the Invitation to Bid (ITB) UNDP-UKR-01663) for Reconstruction of Centralized Heating System with Installation of Gas Piston Cogeneration Units in Zaporizhzhia Region, Ukraine. Please indicate whether you intend to submit a bid by creating a draft response without submitting directly in the system. This will enable the system to send notifications in case of amendments of the tender requirements. Should you require further clarifications, kindly communicate using the messaging functionality in the system. Offers must be submitted directly in the system following this link: http://supplier.quantum.partneragencies.org using the profile you may have in the portal. In case you have never registered before, you can register a profile using the registration link shared via the procurement notice and following the instructions in guides available in UNDP website: https://www.undp.org/procurement/business/resources-for-bidders. Do not create a new profile if you already have one. Use the forgotten password feature in case you do not remember the password or the username from previous registration. Search for the specific tender using search filters and subscribe to the tender in order to get notifications in case of amendments of the tender document. The Pre-Bidding Conference with interested bidders will be held on Friday, 19 June 2026, at (11:45 am) (Kyiv time) via Microsoft Teams. Interested bidders are required to register for Pre-Bidding Conference by submitting their company name, list of attending representatives and their contact information through Quantum messaging portal for the subject negotiation or at the following e-mail by 17 June 2026. procurement.ua@undp.org Subject: UNDP-UKR-01526 – Pre-Bidding Conference RegistrationMeeting details Microsoft Teams link will be provided directly to the bidders who express interest to participate by accepting invit