Webuild — Share Issue/Capital Change 2024

Mar 4, 2024

PRESS RELEASE

SHAREHOLDER AGREEMENT BETWEEN MAIN SHAREHOLDERS SALINI S.P.A. AND CDP EQUITY S.P.A. - PUBBLICATION OF EXTRACT AND ESSENTIAL INFORMATION

- SHAREHOLDER SALINI S.P.A. ASKS TO CALL FOR AN EXTRAORDINARY SHAREHOLDER MEETING TO AMEND ARTICLE 20 OF THE BYLAWS.

Milan, March 4, 2024 - We inform that on the company website www.webuildgroup.com in the "Governance/Other documents" section, at the company headquarters, and at the authorized storage mechanism (), have been made available the extract (published today on the "Il Sole 24 Ore") and the Essential Information of the "Shareholder Agreements concerning the Ordinary Webuild S.p.A. shares" undersigned on February 29, 2024, between Salini S.p.A. and CDP Equity S.p.A..

Furthermore, in light of the aforementioned shareholder agreement, shareholder Salini S.p.A., holder of approximately 40% of the Company's share capital, pursuant to Article 2367 of the Italian Civil Code, has asked to call for an Extraordinary Shareholder Meeting of the Company, during the same day of the forthcoming Ordinary Shareholder Meeting to be held on April 24, 2024, in order to deal with the point on the agenda: "Amendment of Article 20 of the Bylaws. Inherent and consequent resolutions".

The Board of Directors will arrange to prepare the formulated request and to publish its considerations, with the shareholder's request and the report of the same issued according to the terms set by Article 125 ter paragraph 3 of the TUF.

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Webuild is a global leader in the design and construction of large, complex projects in the sectors of sustainable mobility (rail, metro, bridges, roads, ports), hydropower (dams, power plants), water (treatment and desalination plants, wastewater management, irrigation dams) and green buildings (civil and industrial buildings, airports, stadiums, hospitals). It supports clients in achieving the Sustainable Development Goals (SDGs) established by the United Nations. The recognised leader in infrastructure for the water sector, it operates in 50 countries. It has 85,000 direct and indirect employees from 100 nationalities, and a supply chain of more than 17,500 businesses. In its 117 years of applied engineering on more than 3,200 projects, the Group has built 14,118 kilometres of rail and metro lines, 82,509 kilometres of roads and highways, 1,018 kilometres of bridges and viaducts, 3,396 kilometres of tunnels, and 313 dams and hydropower plants. Projects include the Genoa San Giorgio Bridge, the second Panama Canal, the Lake Mead Third Intake hydraulic project near Las Vegas in the United States, the Airport Line in Perth, Australia and the Stavros Niarchos Foundation Cultural Center in Athens. Projects under construction include the Brenner Base Tunnel, Line 4 of the Milan metro system, the Terzo Valico dei Giovi-Nodo di Genova in Italy, and the North East Link of Melbourne in Australia. As of June 30, 2023, the Group had total orders worth €61 billion, with more than 90% of the Group's construction backlog related to projects linked to the advancement of the United Nations 2030 Sustainable Development Goals (SDGs). Webuild, subject to the direction and coordination of Salini Costruttori S.p.A., is headquartered in Italy and is listed on the Milan stock exchange (WBD; WBD.MI; WBD:IM). Since 2021, it is member of the MIB ESG, the index of Italian companies with the best ESG practices.

More information at www.webuildgroup.com

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