Syndicate of bankruptcy in connection with the ongoing insolvency proceedings of Extrabau limited liability company in bankruptcy (Gdansk-Północ District Court in Gdansk VI Economic Division, sygn. act GD1G/Gup/34/2023), will sell free of charge in the form of a tender contest the contested claim in the proceedings against the defendant Polimex Mostostal S.A. and Deutsche Bank Polska S.a., The 20th Economic Faculty held before the District Court in Warsaw, a.k.a. act XX GC 717/17, due to the unfounded use of the bank guarantee (WPS: PLN 700.00.00). Detailed data on the subject of the sale are indicated in an estimate of the value of Waldemar Mirowski's companies dated 21 November 2023 by a forensic expert in the field of finance economics. Detailed information about the sale and the rules of the tender contest are given to interested parties in the scope held by Syndyk at: syndyk@dampc-dowbor.pl and telephone number +48 451 654 756. Tenders shall be submitted by 2 September 2026 at the latest. 23:59 as follows: · personally at Daria Dampc-Dawbor (80-288 Gdansk; ul. Piecewska 31/173) from Monday to Friday from 10:00 am to 14:00 p.m. or · send the offer to the Chancellery's address by registered letter following a return receipt confirmation or courier delivery (with the date of receipt of the offer for the Restructuring Advisor's Office) The offer should include: precise indication of the tenderer, address of residence or registered office, contact telephone, proposed purchase price, statement (reading the legal status, sales regulations, payment of purchase fees) and own signature. The starting price is PLN 88,156,08 (in words: eighty-eight thousand one hundred fifty-six zlotys and 08/100). The opening and award of tenders will take place on 3 September 2026 at 3 p.m. 9:00 a.m. at the Restructuring Advisor's Office. The buyer will be selected at the highest price. The bankruptcy syndicate reserves the right to withdraw from the sale or cancellation of the sale procedure at any time without giving a reason.