Allego Investor Presentation Deck

Allego Delivered Impressive Growth User Track Record on Allego's Network ¹ (in % recurring users) 72% ili 2016 65% 2015 Total Energy Sold (in GWh) 0.6 2015-2021 CAGR: ~126% 2015 3.2 2016 70% Allego> 2017 6.9 2017 77% 2018 13.5 2018 79% (1) (2) (3) 2019 30.3 2019 82% 2020 46.7 2020 80% 2021 82.7 2021 Highlights ● Allego's network handled over 6.1 million charging sessions in 2021 through its EV Cloud platform (+65% compared to 2020) Utilization reached its highest average in December 2021 at 7.6%², almost doubling from pre-pandemic levels, despite lockdown restrictions in certain countries still in place Allego's network has showed strong customer loyalty with approximately 80% recurring rate per month Allego's network enabled 414 million green kilometers (~258 million miles) vs. 234 million green kilometers (145 million miles) in 2020 Allego's network supported the avoidance of approximately 59 million kilograms³ of CO2 emissions last year based on the latest EU mandates Allego provided 100% renewable energy to its network, remaining an essential link to decarbonize mobility Source: Company information. All customer data is tracked through the ID cards/tokens used on Allego's network and required for invoicing; For ultra-fast chargers; excludes all non-operational sites and sites that became operational in 2021; Assuming 140g/km 20

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