Dear Bidder, The United Nations Educational, Scientific and Cultural Organization (UNESCO) hereby invites qualified companies to submit sealed tenders as follows: Invitation to Bid (ITB-UA-25-13) for the Procurement of Technical Support Equipment for the Ukrainian Center for Educational Quality Assessment (UCEQA). The purpose of this notice is to provide general information on the requirements of the procurement process and to inform interested suppliers how to obtain a complete set of Solicitation Documents. Interested companies wishing to participate in this ITB must request the complete set of Solicitation Documents, available free of charge from UNESCO, by contacting the Procurement Unit at the address indicated below. Electronic bids must be submitted by email only to [email protected] and received no later than 05 January 2026 at 23:59 (Kyiv time), in strict compliance with the instructions stipulated in the Solicitation Documents. UNESCO reserves the right to amend the Solicitation Documents at any time during the solicitation process. Any amendments or clarifications will be communicated directly to all bidders who have formally requested the Solicitation Documents and confirmed their intention to submit a bid. No remuneration will be made to companies for the preparation or submission of their bids.