A2a S.p.a. · MIL:A2A
A2a — Investor Presentation (October 2025)
11 slides from A2a's investor presentation, October 2025
Slide 1: Powering the future grid
Powering the future grid Renato Mazzoncini A2A Group CEO October 2025
Slide 2: The ecosystem around distribution grids is on a transformational path
The ecosystem around distribution grids is on a transformational path Macro Macro trendtrends The electricFuture platform of the future electricity (Smart platform GridGrid (Smart / DSO) / DSO) DSO Trend Trends DSO Electric Vehicles RES Data communication Development of grid Distributed and analysis
Slide 3: A2A launched a significant investment plan on the electricity grids
A2A launched a significant investment plan on the electricity grids Focus on BU Smart Infrastructures Strategic Plan – CAPEX by pillar | €B Gas networks E-Mobility Energy transition Circular economy Public lighting Smart City 4.1€B Power Energy Power grids recovery grids Renewables 16 22 €B 6 Materi
Slide 4: New challenges for utilities from Data Center development
New challenges for utilities from Data Center development Main challenges in the next 3 years* (%), 2023 Grids Access to energy 76% Generation Compliance 36% Permitting 34% Grids High energy prices 31% Generation Technical adaptation to new technologies 31% Qualified technical personnel 31% Data cen
Slide 5: CHALLENGE #1: Connection to the electricity grid…
CHALLENGE #1: Connection to the electricity grid… Requests for connection of high-voltage data centers in Italy Requests for connection by region (GW, number of requests), August 2025 (GW), August 2025 60 400 342 0.8 350 50 30.2 80% in Northern Italy 0.3 300 55% in Lombardy Number of requests 40 9.8
Slide 6: … not only a 'TSO-job'
… not only a ‘TSO-job’ Medium-voltage network Data Center type Main connection 9.9MW DSO role On-premises ~5MW Medium-voltage network Serving all DC Colocation ~25MW Main connection 9.9MW types with main + and backup Reserve connection 9.9MW lines up to 10 MW Hyperscale ~150MW Currently the HV conne
Slide 7: CHALLENGE #2: matching a growing electricity demand…
CHALLENGE #2: matching a growing electricity demand… Nominal energy capacity of data centers in Italy Italy’s national and data center electricity consumption (MW IT) (TWh) 312.3 330.7 4,573 Baseload 24h/7days 2,331 1.9% 7.4% 12.7% 42.1 24.5 5.8 2024 Trend Full potential PNIEC-Slow scenario scenario
Slide 8: …through an evolving energy mix and an enhanced role of CCGTs
…through an evolving energy mix and an enhanced role of CCGTs Net efficient installed capacity CCGT Power plant efficiency by source in Italy (value%), 2023 10% Thermo Solar Hydro 18% Historic power plants Wind 48% ≈30% ≈60% Latest generation 24% 3 new CCGTs recently built and construction of In Ita
Slide 9: CHALLENGE #3: Resource recovery and environmental benefits
CHALLENGE #3: Resource recovery and environmental benefits Energy supplied by district heating in Italy to date vs. theoretical maximum potential of the data center development scenario (TWh), 2023, 2035 and full potential Maximum 9.5 TWh of thermal energy recoverable from installed DCs suitable for
Slide 10: From Megabytes to Megawatts: new opportunities for utilities
From Megabytes to Megawatts: new opportunities for utilities Space Data centers need available land/buildings in strategic locations Voltage connection Data centers require HV and/or MV connection Energy Data centers require a constant supply of safe and cost-effective energy Efficient cooling syste
Slide 11: Contact
Contact A2A Investor Relations E-mail: ir@a2a.it Phone: +39 02 7720 3974 https://www.gruppoa2a.it/en/investors DISCLAIMER THIS PRESENTATION CONTAINS CERTAIN FORWARD-LOOKING STATEMENTS THAT REFLECT THE COMPANY’S MANAGEMENT’S CURRENT VIEWS WITH RESPECT TO FUTURE EVENTS AND FINANCIAL AND OPERATIONAL PE