La SIA S.p.A.

Earnings Release • May 14, 2024

PRESS RELEASE

THE BOARD OF DIRECTORS APPROVES SOME FINANCIAL INDICATORS OF THE FIRST QUARTER 2024

VALUE OF PRODUCTION AMOUNTING TO € 3,4 M

PFN CASH POSITIVE FOR € 5,8 M

BACKLOG EQUAL TO c. € 36,3 M, + 25% ON Q4 2023

Main results for the period:

• Value of Production: about 3,4 million euros in line with the previous year;
• NFP: 5,8 million euros (cash) compared to 5,5 million euros (cash) in December 2023;
• Backlog: 36,3 million euros compared to 27,1 million euros in March 2023 (+25%).

Rome, 14th May 2024 - The Board of Directors of La SIA S.p.A. ("La SIA" or the "Company"), a company active in the engineering & design sector with a focus on critical infrastructure, listed on Euronext Growth Milan, today approved certain selected information indicative of the Company's business performance for the first quarter of 2024, which is unaudited.

Maurizio Ciardi, CEO of La SIA commented, "The year 2024 started in continuity with the previous year. Numerous projects have been launched and we have been awarded important contracts that confirm the growth in the Energy and Real Estate sectors in which we have long been leaders. The backlog continues to consolidate and allows us to look forward to the year that has just begun with confidence and determination. Thanks to the successful IPO raising and prudent operational management, the Company has the financial tools to evaluate, on an opportunistic basis, any extraordinary transactions that would enhance growth".

■ Main results for the first quarter of 2024

In the first quarter of 2024, the Company reported Value of Production of 3,4 million euros, in line with the previous year.

Net cash as at 31st March 2024 was 5,8 million euros, with an increase compared to 31 December 2023 of about 0,3 million euro mainly related to the performance of ordinary operations in the first quarter.

The backlog as at 31st March 2024 stands at 36,3 million euros. The growth compared to the first quarter of 2023 (27,1 million euros) is 25%, consistent with the further development of the Company's business. Compared to the amount in December (36,4 million euros), c. 1,2 million euros was converted into revenue and new agreements of c. 1,1 million euros were signed. Compared to December 2023, the backlog at 31 March 2024 shows a significant increase in the hard backlog (+ 25%).

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www.lasia.it

PRESS RELEASE

VERIFICATION OF THE EXISTENCE OF THE INDEPENDENCE REQUIREMENTS

Pursuant to Article 6-bis of the Euronext Growth Milan Issuers' Regulation, today's Board of Directors verified the existence of the independence requirements, also in compliance with the quantitative and qualitative criteria of significance of relations potentially relevant to the assessment of directors' independence approved on 5 April 2024, for the directors Claudia Crivelli and Barbara Ricciardi, based on the declarations made by the interested parties and the information available to the Company.

This press release is available on the Company's website https://investors.lasia.it/, "Investor Relations/Press Releases" section.

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For the transmission and storage of regulated information The SIA uses the "****" dissemination mechanism available at operated by Computershare S.p.A. with registered office at Via Lorenzo Mascheroni 19, Milan.

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Contacts

Investor Relator	Euronext Growth Advisor
Alessandra Speranza	illimity Bank S.p.A.
Viale Luigi Schiavonetti 286, 00173 Rome (RM)	Via Soperga 9, 20124 Milan
+39 0645441972	+39 0282849699
investorrelator@lasia.it	lasia@illimity.com
Specialist	Investor & Media Relations

MiT Sim S.p.A. Twister Communications Group S.r.l. Corso Venezia 16, 20121 Milan Via Valparaiso, 3 - 20144 Milan + 39 0230561270 +39 02438114200 investor.relations@mitsim.it Lucia Saluzzi lasia@twistergroup.it

The Company

La SIA S.p.A. is a company active in the engineering and design sector, specializing in the design of critical infrastructures in the fields of telecommunications, civil construction, mobility infrastructure and energy plants, through the use of cutting-edge technologies and specific know-how. La SIA is among the top 100 Engineering Companies in Italy, and among the first movers in the introduction of BIM (Building Information Modeling) methodology, also employed for the purposes of safety, predictive maintenance and the protection of the country's artistic and historical heritage. The Company, established in 2004, operates through two service lines: the "Engineering" line, dedicated to the activities of structural mechanical, electrical, and design engineering in the architectural field, and the "Advisory" line, engaged in consulting specializing in project management services, construction and safety management, and training.