Open Procedure Above Community Threshold, Pursuant To Art. 71 Of Legislative Decree 36/2023, For The Identification Of Qualified Professional Economic Operators For The Awarding Of Services Related To Educational Trips A.S. 2025/2026 (Complete Packages), For The L. Da Vinci And G. Pascoli High School Of Gallarate, For A Basic Auction Amount Of €281,460.00 Excluding Vat