Webuild

Report Publication Announcement • Jan 15, 2026

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PRESS RELEASE

2026 CORPORATE EVENTS CALENDAR

Milan, January 15, 2026 – Pursuant to article 2.6.2 of Borsa Italiana's Regulation for Equity Market, Webuild announces its 2026 corporate events calendar.

DATE	EVENT
Wednesday, March 11, 2026	Meeting of the Board of Directors for the approval of the Draft
	Statutory Statements and Consolidated Financial Statements as at
	December 31, 2025
Wednesday, April 29, 2026 (single call)	Shareholders' Meeting to approve the Financial Statements as at December 31, 2025
Thursday, May 14, 2026	Meeting of the Board of Directors to approve the voluntary periodic information on new orders and business performance as at March 31, 2026
Wednesday, July 29, 2026	Meeting of the Board of Directors to approve the Half-year Consolidated Financial Statements as at June 30, 2026
Thursday, November 12, 2026	Meeting of the Board of Directors to approve the voluntary periodic information on new orders and business performance as at September 30, 2026

Any changes to the above dates and information related to the conference calls with the financial community, during which the Group's accounts will be presented, will be duly communicated. The calendar of corporate events is available on the company website at www.webuildgroup.com, under "Governance/Corporate events," as well as at the authorized storage system 1Info, http://www.1info.it.

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Webuild is a global leader in the construction of large, complex infrastructure projects, with a focus on sustainable mobility, hydropower, water treatment, and green buildings. A recognized leader in the water sector and active in about 50 countries, the Group employs approximately 95,000 people of over 125 nationalities. It boasts 120 years of experience with over 3,700 completed projects. Its track record includes 13,648 kilometres of railways, 891 kilometres of metro lines, 82,577 kilometres of roads and highways, 1,022 kilometres of bridges and viaducts, 3,462 kilometres of tunnels, and 319 dams and hydropower plants. Among its most iconic projects are the Grand Ethiopian Renaissance Dam in Ethiopia, the expansion of the Panama Canal, the Long Beach International Gateway bridge in California, the Second Bosphorus Bridge in Turkey, the Sydney Metro Northwest skytrain viaduct and bridge, the Kingdom Centre skyscraper in Riyadh, and metro lines in cities such as Copenhagen, Paris, Rome, Milan, Naples, Doha, Thessaloniki, and Riyadh. Ongoing projectsinclude the New Genoa Breakwater, the Brenner Base Tunnel, the Pedemontana Lombarda Highway, Metro di Roma's Line C, the Genoa-Milan and Naples-Bari high-speed/high-capacity railways, the Palermo-Catania-Messina high-capacity railway, the Snowy 2.0 hydropower scheme in Australia and the Dams System in Trojena in Saudi Arabia. As of December 31, 2024, the Group registered total revenues of €12 billion. As of June 30, 2025, its total order backlog stands at approximately €59 billion, with over 90% of its construction backlog related to projects linked to the United Nations Sustainable Development Goals. Listed on the Borsa Italiana stock exchange in Milan (WBD; WBD.MI; WBD:IM), it is member of the MIB ESG index of Italian companies with best ESG practices. Headquartered in Italy, it is subject to the management and coordination of Salini Costruttori S.p.A.

More information at www.webuildgroup.com

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Contacts: Media Relations Investor Relations Francesca Romana Chiarano Amarilda Karaj Tel. +39 338 247 4827 Tel +39 02 444 22476

email: f.chiarano@webuildgroup.com email: a.karaj@webuildgroup.com