This document must not be disclosed, published, or distributed, in whole or in part, directly or indirectly, in any country where such disclosure, publication, or distribution would constitute a violation of applicable laws or regulations in that jurisdiction

Milan, September 30, 2026 - With reference to the voluntary tender offer launched by Webuild S.p.A. (“Webuild”) on all the ordinary shares in Trevi-Finanziaria Industriale S.p.A. ( “Trevi”), announced to the market on July 29, 2026 pursuant to Articles 102 of Legislative Decree No. 58 of February 24, 1998 and 37 of the Regulation adopted by CONSOB Resolution No. 11971 of May 14, 1999 (the “Offer”), Webuild hereby announces the satisfaction of the Offer condition precedent relating to the obtainment of the clearance pursuant to the Italian legal framework on investments in strategic sectors (D.L. No. 21 of March 15, 2012 - “Golden Power”).

In particular, the Italian Government (Presidenza del Consiglio dei Ministri) communicated today the non-exercise of the special powers under the applicable rules, without imposing conditions or limitations.

In order to make a properly informed assessment of the Offer, Trevi shareholders are invited to read the Offer document, published on September 18, 2026. 

Finally, please note that for any requests or information regarding the Offer, Trevi shareholders may use the following information channels, which will be available throughout the Acceptance Period on business days from 9:00AM to 6:00PM (Italian time): (i) the dedicated E-Mail account opatrevi_webuild@georgeson.com; (ii) the toll-free number 800 189039 (for callers from Italy); (iii) the direct line +39 06 45212909 (also for callers from abroad). The Global Information Agent website is www.georgeson.com/it.

This press release and all documents relating to the Offer will be made available, amongst others, on the following websites:

https://www.webuildgroup.com/it/investitori/opa-trevi and 

https://www.webuildgroup.com/en/investor-relations/opa-trevi.

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This communication does not constitute, and is not intended to constitute, an offer, invitation or solicitation to buy or otherwise acquire, subscribe for, sell or otherwise dispose of any financial instruments, and no sale, issuance or transfer of financial instruments of Trevi Finanziaria Industriale S.p.A. will be made in any country in violation of the applicable laws. The Offer is made by means of publication of the offer document, approved by CONSOB. The offer document contains the full description of the terms and conditions of the Offer, including acceptance procedures. The publication or dissemination of this communication in countries other than Italy may be subject to restrictions under applicable law, and accordingly any person subject to the laws of any country other than Italy is required to independently inform itself of any restrictions under applicable laws and to ensure compliance therewith. Any failure to comply with such restrictions may constitute a violation of the applicable laws of the relevant country. To the fullest extent permitted by applicable law, the parties involved in the Offer shall be deemed exempt from any liability or adverse consequence arising from the violation of such restrictions by such persons. This communication has been prepared in accordance with Italian law and the information disclosed herein may differ from that which would have been disclosed had the communication been prepared in accordance with the laws of countries other than Italy. No copy of this communication or any other documents relating to the Offer will be, or may be, mailed or otherwise transmitted or distributed in or from any country where the provisions of local law may give rise to civil, criminal or regulatory risks if information concerning the Offer is transmitted or made available to shareholders of Trevi Finanziaria Industriale S.p.A. in such country or other countries where such actions would constitute a violation of the relevant laws, and any person receiving such documents (including custodians, nominees or trustees) must not mail or otherwise transmit or distribute them to or from any such country. The contents of this communication are of an informational and preliminary nature and should not be construed as investment advice. The statements contained herein have not been independently verified. No representation or warranty, express or implied, is made as to, and no reliance should be placed on, the fairness, accuracy, completeness, correctness or reliability of the information contained herein. Neither Webuild S.p.A. nor any of its representatives nor its direct or indirect controlling shareholders shall accept any liability (whether in negligence or otherwise) arising in any way in connection with such information or in connection with any loss arising from its use or otherwise arising in connection with this communication. By accessing this communication, you agree to be bound by the foregoing limitations.