Allego Results Presentation Deck

Fourth Quarter 2022 Highlights FINANCIAL HIGHLIGHTS (UNAUDITED) € Revenue of €60.9 million (+10.7% y-o-y) Charging revenue rose 228% y-o-y, benefitting from improvements in utilization rate, an increase in number of chargers, as well as price increases Service revenue declined 27.5% y-o-y driven by a decrease in anticipated Carrefour and Mega-E revenues compared to prior year. Total energy sold increased to 47.7 GWh, 66.7% growth from the prior-year period. Fourth quarter 2022 average utilization rate¹ jumped to 13.4%, an 80.6% improvement over the prior-year period. Fourth quarter 2022 total number of charging sessions increased 29.6% to 2.6 million over the prior year period. Fourth quarter 2022 net loss was €(40.0) million, vs. €(95.9) million in the period one year ago; Operational EBITDA was €7.8 million vs. €14.8 million. Allego> 2. Key Highlights Signed first power purchase agreement ("PPA") in November with a major European independent renewable power producer in Germany, starting January 1, 2023. Additional PPAS signed in 2023 for a total volume of more than 160 GWh. Entered acceleration phase of Carrefour project, adding more than 2,000 fast and ultra-fast EV charging ports across 200 charging locations in France. Operations and maintenance contract spans 12 years. > We expect current and future financing options to fully fund the development of a secure backlog of 1,314 sites.² > Successfully expanded credit facility by €230 million to €400 million. Source: Company information. Financial Information is unaudited. 1. Utilization rate, a key performance measure, is defined as the number of charging sessions per charger per day divided by a maximum number of charging sessions per day of 50 (for the ultra-fast charging pole). Inclusive of Mega-E. As of March 31, 2023 5

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