Allego Investor Presentation Deck

Allego Operates One of the Largest Pan-European Public EV Charging Networks Highlights ~34,000 Charging Ports and 18,200 Public and Non-Public Sites Across 15 Countries¹ Net loss of €350.9 million in 1020227 Positive Operational EBITDA of €1.5 million in 102022² Strong Customer Loyalty with Consistent ~80% Recurring Users >100% Historical Revenue Growth³ Average Charger Utilization Rate of 9.0%4 Allego> Note: (1) (2) (3) (5) Unaudited financial highlights may vary from actual results after finalizing the review for the quarter ended March 31, 2022, and such variance may be material. Owned and third-party, as of March 31, 2022. Non-IFRS Measure. Please see reconciliation in the Appendix hereto. 2017-2021 CAGR. Leading Presence in Europe NOTE: Map includes both public and non-public sites. Per June 2022 quarterly data for Ultra-Fast chargers. Defined as the number of charging sessions per charge point per day divided by a maximum of charging sessions per charger per day of 50 (for the ultra-fast charging pole) and is inclusive of Mega-E. As of May 2022. (6) (7) Current AC Sites5 Current Fast and Ultra-Fast Sites5 Select Sites in Backlog5 Operational Secured Expansion² Future Expansion Plans Secured expansion countries refer to countries where the potential for EV charging is confirmed to be attractive enough and where installation of charging ports has already started or has been decided. Non-cash impact of €231.0 million related to share-based payment expenses. 3

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