Poland – Building completion work – Modernizacja energetyczna budynków użyteczności publicznej w Siemianowicach Śląskich IV -Termomodernizacja budynku Szkoły Podstawowej Nr 16 przy ul. Szymanowskiego 11

This open tender by Gmina Siemianowice Śląskie seeks a contractor for the energy modernization (thermal upgrade) of Primary School No. 16 in Siemianowice Śląskie, Poland. The project includes insulation, roof replacement, window/door replacement, HVAC upgrades, photovoltaic installation, fire safety systems, and interior renovations. The contract is a single lot with a completion deadline of 31 May 2027. The estimated value is not provided. Bids must be submitted electronically by 24 June 2026, 09:00 CET. Award criteria: price (60%), warranty period (20%), and contractual penalty amount (20%). Bidders must demonstrate at least one similar project worth minimum PLN 15 million (gross). The works will be carried out in an active school building, requiring noise-restricted hours and coordination with the school director. A site visit is scheduled for 16 March 2026. The notice indicates this is a corrigendum (update) to a previous notice (385409-2026).