UNESCO invites qualified companies to submit sealed tenders for repair and restoration works at the Historical and Cultural Complex "Zaporizhzhya Sich" of the National Reserve "Khortytsia". The scope of work includes: Replacement and repair of the wooden palisade fence Finishing repair of external walls Replacement and repair of thatched reed roofs Window replacement and installation of shatter-resistant film (museum building) Roof repair (museum building) Interested companies may request the complete Solicitation Documents free of charge by contacting: [email protected]. Deadline for submission: 18 July 2025, 23:59 (Kyiv time) Submission method: Electronic only, as detailed in the Solicitation Documents. Site Visit: The site visit will take place in on the premises of Khortytsia Reserve on 19 June 2025 and will be followed by a clarification meeting on June 24, 2025, at 11.30 Kyiv time, providing additional information on the bidding.  Please note that new revision has been issued. All interested Bidders are encouraged to request the lates version of the tender document.