120346- Poland – Engineering design services – Preparation of technical (executive) designs for the investment project entitled "Construction of a theatre and music hall in the left pocket of the Main Stage together with conference rooms on the third floor at the Grand Theatre – National Opera in Warsaw" together with the provision of author's supervision services.

This tender with title 120346- Poland – Engineering design services – Preparation of technical (executive) designs for the investment project entitled "Construction of a theatre and music hall in the left pocket of the Main Stage together with conference rooms on the third floor at the Grand Theatre – National Opera in Warsaw" together with the provision of author's supervision services. has been published on Bidding Source portal dated 26 Feb 2026 for the country of Poland. It has been categorized on Engineering design services. For similar tenders you can see tenders mentioned below of this page.