SeSa S p A : Publication of the Half-Year Financial Report of Sesa Group as of October 31, 2025

Sesa ("SESA" - SES.MI) announces that the Half-Year Financial Report of Sesa Group as of October 31, 2025 together with the documents required by law are published on the Company's website https://www.sesa.it ("Investor Relations" - "Financial Statements and Reports"), and are also available by the Headquarter as well as on the authorized storage mechanism consultable at the website https://www.emarketstorage.com.

Sesa S.p.A., with Headquarters in Empoli (Florence), it leads a Group operating throughout Italy and in several foreign countries, including Germany, Switzerland, Austria, France, Spain, the Benelux and Romania, and is the reference operator in the Digital Technology, Consulting, and Vertical Application sector for companies and organizations, with consolidated revenues of Eu 3,356.8 million (+4.6% Y/Y) and 6,532 employees as of 30 April 2025 (+14.8% Y/Y). Sesa has the mission of offering a platform for enablement and innovation, including digital innovation, and sustainable growth for enterprises and organizations, operating at Group level as a Digital Integrator that supports enterprises and organizations in their digital transformation journey, through the following business sectors:

• SSI (Software and System Integration) with revenues of Eu 875.7 million and 4,243 Human Resources as of April 30, 2025.

• BS (Business Services) with revenues of Eu 153.5 million and 962 Human Resources as of April 30, 2025.

• ICT VAS (ICT Value Added Solutions) with revenues of Eu 2,075.5 million and 711 Human Resources as of April 30, 2025.

• Green VAS (Digital Green Value Added Solutions) with revenues of Eu 343.8 million and 95 Human Resources as of April 30, 2025.

• Corporate with revenues of Eu 62 million and 521 Human Resources as of April 30, 2025.

The Sesa Group pursues a policy of sustainable development for the benefit of its stakeholders and, over the period 2012 -2025, has achieved a continuous growth track record in revenues (CAGR revenues 2012-2025 +11.5%), profitability (CAGR Ebitda 2012-2025

+14.53%) and employment (CAGR Human Resources 2012 -2025 +16.8%). The long-term value generation strategy is based on the development of skills and applications andthe adoption of digital enablers suchas AI, Automation and Digital Platforms, with attention to environmental sustainability, social responsibility and the remuneration of all stakeholders.

As of April 30, 2025, the Group distributed a total economic value of Eu 450 million (+15% Y/Y), of which over 70% was allocated to

the remuneration of human resources, with 6,532 employees (+14.8% Y/Y), the expansion of hiring, education and corporate welfare programs in support of work-life balance and the well-being of human resources. Sesa has integrated sustainable growth targets into its Articles of Association among the priority tasks of the Board of Directors and, starting from the 2022 fiscal year, prepares an Integrated Annual Report that represents, in a single, complete and transparent document, in application of international rep orting standards, both financial and ESG performance. In terms of sustainability governance, the main Group companies are ISO 14001 certified and adhere to the UN Global Compact. Sesa has obtained the Ecovadis Platinum rating, the highest level of sustainab ility achievable, as well as the MSCI ESG BBB rating and the CDP B rating.

Sesa is listed on the Euronext STAR Milan market (ISIN Code: IT0004729759) and is included in the FTSE Italia Mid Cap index. Moreover, Sesa is part of Euronext Tech Leaders, an Euronext initiative dedicated to high -growth tech companies

Sesa S.p.A. - HQ in Empoli (Florence), Via della Piovola 138, Share Capital Eu: 37,126,927.50 VAT number, Fiscal and number of the Florence Company Register 07116910964

Ph. Number: 0039 0571 900900; Corporate website: https://www.sesa.it